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74ALVC245BQ,115

74ALVC245BQ,115

  • 厂商:

    NEXPERIA(安世)

  • 封装:

    QFN20_EP

  • 描述:

    八进制总线收发器;3-state

  • 数据手册
  • 价格&库存
74ALVC245BQ,115 数据手册
74ALVC245 Octal bus transceiver; 3-state Rev. 02 — 7 January 2008 Product data sheet 1. General description The 74ALVC245 is an octal transceiver featuring non-inverting 3-state bus compatible outputs in both send and receive directions. The 74ALVC245 features an output enable input (OE) for easy cascading and send/receive input (DIR) for direction control. OE controls the outputs, so that the buses are effectively isolated. 2. Features ■ Wide supply voltage range from 1.65 V to 3.6 V ■ Complies with JEDEC standard: ◆ JESD8-7 (1.65 V to 1.95 V) ◆ JESD8-5 (2.3 V to 2.5 V) ◆ JESD8B/JESD36 (2.7 V to 3.6 V) ■ 3.6 V tolerant inputs/outputs ■ CMOS low-power consumption ■ Direct interface with TTL levels (2.7 V to 3.6 V) ■ Power-down mode ■ Latch-up performance exceeds 250 mA ■ ESD protection: ◆ HBM JESD22-A114E exceeds 2000 V ◆ MM JESD22-A115-A exceeds 200 V 3. Ordering information Table 1. Ordering information Type number Package Temperature range Name Description Version 74ALVC245D −40 °C to +85 °C SO20 plastic small outline package; 20 leads; body width 7.5 mm SOT163-1 74ALVC245PW −40 °C to +85 °C TSSOP20 plastic thin shrink small outline package; 20 leads; body width 4.4 mm SOT360-1 74ALVC245BQ −40 °C to +85 °C DHVQFN20 plastic dual in-line compatible thermal enhanced SOT764-1 very thin quad flat package; no leads; 20 terminals; body 2.5 × 4.5 × 0.85 mm 74ALVC245 Nexperia Octal bus transceiver; 3-state 4. Functional diagram 1 DIR OE 2 B0 3 19 1 14 18 2 3 17 4 16 5 15 6 14 7 13 8 12 A5 13 A6 B6 9 3EN1 3EN2 2 B5 8 G3 15 A4 B4 7 1 16 A3 B3 6 17 A2 B2 5 18 A1 B1 4 19 A0 12 A7 B7 11 9 Fig 1. Logic symbol Fig 2. IEC logic symbol © 74ALVC245_2 Product data sheet 11 mna175 mna174 Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 2 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state 5. Pinning information 1 terminal 1 index area 1 20 VCC A0 2 19 OE A1 3 18 B0 A2 4 17 B1 A0 2 19 OE A1 3 18 B0 A3 5 17 B1 A4 6 16 B2 A5 7 4 A3 5 A4 6 A5 7 245 15 B3 A6 8 A7 9 15 B3 14 B4 GND(1) 13 B5 14 B4 A6 8 13 B5 A7 9 12 B6 GND 10 11 B7 12 B6 GND 10 A2 16 B2 245 B7 11 DIR 20 VCC DIR 5.1 Pinning 001aac432 Transparent top view 001aac431 (1) The die substrate is attached to this pad using conductive die attach material. It can not be used as a supply pin or input. Fig 3. Pin configuration SO20, TSSOP20 Fig 4. Pin configuration DHVQFN20 5.2 Pin description Table 2. Pin description Symbol Pin Description DIR 1 direction control A[0:7] 2, 3, 4, 5, 6, 7, 8, 9 data input/output B[0:7] 18, 17, 16, 15, 14, 13, 12, 11 data input/output GND 10 ground (0 V) OE 19 output enable input (active LOW) VCC 20 supply voltage 6. Functional description Table 3. Function table[1] Input Input/output OE DIR An Bn L L A=B input L H input B=A H X Z Z [1] H = HIGH voltage level; L = LOW voltage level; X = don’t care; Z = high-impedance OFF-state. © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 3 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state 7. Limiting values Table 4. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V). Symbol Parameter VCC supply voltage VI input voltage IIK input clamping current VI < 0 V IOK output clamping current VO > VCC or VO < 0 V output voltage VO Conditions [1] Min Max Unit −0.5 +4.6 V −0.5 +4.6 V −50 - mA mA - ±50 output HIGH or LOW state [2] −0.5 VCC + 0.5 V output 3-state [2] −0.5 +4.6 V power-down mode, VCC = 0 V [3] −0.5 +4.6 V - ±50 mA 100 mA IO output current VO = 0 V to VCC ICC supply current - IGND ground current −100 - mA Tstg storage temperature −65 +150 °C Ptot total power dissipation Tamb = −40 °C to +85 °C SO20 package [4] - 500 mW TSSOP20 package [5] - 500 mW DHVQFN20 package [6] - 500 mW [1] The minimum input voltage ratings may be exceeded if the input current ratings are observed. [2] The output voltage ratings may be exceeded if the output current ratings are observed. [3] When VCC = 0 V (Power-down mode), the output voltage can be 3.6 V in normal operation. [4] Ptot derates linearly with 8 mW/K above 70 °C. [5] Ptot derates linearly with 5.5 mW/K above 60 °C. [6] Ptot derates linearly with 4.5 mW/K above 60 °C. 8. Recommended operating conditions Table 5. Recommended operating conditions Symbol Parameter Conditions Min Max Unit VCC supply voltage 1.65 3.6 V VI input voltage 0 3.6 V VO output voltage output HIGH or LOW state 0 VCC V output 3-state 0 3.6 V power-down mode, VCC = 0 V Tamb ambient temperature ∆t/∆V input transition rise and fall rate 0 3.6 V −40 +85 °C VCC = 1.65 V to 2.7 V - 20 ns/V VCC = 2.7 V to 3.6 V - 10 ns/V © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 4 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state 9. Static characteristics Table 6. Static characteristics At recommended operating conditions; voltages are referenced to GND (ground = 0 V). Symbol Parameter −40 °C to +85 °C Conditions Min HIGH-level input voltage VIH LOW-level input voltage VIL VOH Unit Max 0.65 × VCC - - V VCC = 2.3 V to 2.7 V 1.7 - - V VCC = 2.7 V to 3.6 V 2.0 - - V VCC = 1.65 V to 1.95 V - - VCC = 2.3 V to 2.7 V - - 0.7 V VCC = 2.7 V to 3.6 V - - 0.8 V VCC − 0.2 - - V VCC = 1.65 V to 1.95 V 0.35 × VCC V HIGH-level output voltage VI = VIH or VIL IO = 100 µA; VCC = 1.65 V to 3.6 V LOW-level output voltage VOL Typ[1] IO = 6 mA; VCC = 1.65 V 1.25 - - V IO = 12 mA; VCC = 2.3 V 1.8 - - V IO = 18 mA; VCC = 2.3 V 1.7 - - V IO = 12 mA; VCC = 2.7 V 2.2 - - V IO = 18 mA; VCC = 3.0 V 2.4 - - V IO = 24 mA; VCC = 3.0 V 2.2 - - V - - 0.2 V VI = VIH or VIL IO = −100 µA; VCC = 1.65 V to 3.6 V IO = −6 mA; VCC = 1.65 V - - 0.3 V IO = −12 mA; VCC = 2.3 V - - 0.4 V IO = −18 mA; VCC = 2.3 V - - 0.6 V IO = −12 mA; VCC = 2.7 V - - 0.4 V IO = −18 mA; VCC = 3.0 V - - 0.4 V IO = −24 mA; VCC = 3.0 V - - 0.55 V - ±0.1 ±10.0 µA [2] IOZ OFF-state output current VI = VIH or VIL; VO = VCC or GND; VCC = 3.6 V II input leakage current VI = VCC or GND; VCC = 3.6 V - ±0.1 ±5.0 µA IOFF power-off leakage current VI or VO = 0 V to 3.6 V; VCC = 0 V - ±0.1 ±10.0 µA ICC supply current VI = VCC or GND; IO = 0 A; VCC = 3.6 V - 0.2 10 µA ∆ICC additional supply current per input pin; VCC = 3.0 V to 3.6 V; VI = VCC − 0.6 V; IO = 0 A; - 5 750 µA CI input capacitance - 3.5 - pF CI/O input/output capacitance - 3.5 - pF [1] All typical values are measured at VCC = 3.3 V and Tamb = 25 °C. [2] For transceivers, the parameter IOZ includes the input leakage current. © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 5 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state 10. Dynamic characteristics Table 7. Dynamic characteristics Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 7. Symbol Parameter −40 °C to +85 °C Conditions Min Max VCC = 1.65 V to 1.95 V 1.0 2.7 6.0 ns VCC = 2.3 V to 2.7 V 1.0 2.1 3.5 ns VCC = 2.7 V 1.0 3.0 3.6 ns 1.0 2.3 3.4 ns VCC = 1.65 V to 1.95 V 1.0 4.0 8.6 ns VCC = 2.3 V to 2.7 V 1.0 3.0 6.0 ns VCC = 2.7 V 1.0 2.6 6.3 ns VCC = 3.0 V to 3.6 V 1.0 2.9 5.5 ns VCC = 1.65 V to 1.95 V 1.0 4.4 8.0 ns VCC = 2.3 V to 2.7 V 1.0 2.3 4.8 ns VCC = 2.7 V 1.0 3.3 5.3 ns 1.0 3.2 5.5 ns outputs enabled - 25 - pF outputs disabled - 1 - pF propagation delay An to Bn; Bn to An; see Figure 5 tpd [2] VCC = 3.0 V to 3.6 V enable time ten disable time tdis OE to An; OE to Bn; see Figure 6 OE to An; OE to Bn; see Figure 6 [2] [2] VCC = 3.0 V to 3.6 V power dissipation capacitance CPD per buffer; VI = GND to VCC; VCC = 3.3 V [3] [1] All typical values are measured at Tamb = 25 °C and VCC = 1.8 V, 2.5 V, 2.7 V and 3.3 V. [2] tpd is the same as tPLH and tPHL. ten is the same as tPZL and tPZH. tdis is the same as tPLZ and tPHZ. [3] CPD is used to determine the dynamic power dissipation (PD in µW). PD = CPD × VCC2 × fi × N + Σ(CL × VCC2 × fo) where: fi = input frequency in MHz; fo = output frequency in MHz; CL = output load capacitance in pF; VCC = supply voltage in V; N = number of inputs switching; Σ(CL × VCC2 × fo) = sum of the outputs. © 74ALVC245_2 Product data sheet Unit Typ[1] Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 6 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state 11. Waveforms VI An, Bn input VM VM GND tPLH tPHL VOH VM Bn, An output VM VOL mna176 Measurement points are given in Table 8. VOL and VOH are typical voltage output levels that occur with the output load. Fig 5. Propagation delay input (An, Bn) to output (Bn, An) VI OE input VM GND t PLZ t PZL VCC output LOW-to-OFF OFF-to-LOW VM VX VOL t PHZ VOH t PZH VY output HIGH-to-OFF OFF-to-HIGH VM GND outputs enabled outputs enabled outputs disabled mna367 Measurement points are given in Table 8. VOL and VOH are typical voltage output levels that occur with the output load. Fig 6. Enable and disable times Table 8. Measurement points Supply voltage Input Output VCC VI VM VM VX VY 1.65 V to 1.95 V VCC 0.5 × VCC 0.5 × VCC VOL + 0.15 V VOH − 0.15 V 2.3 V to 2.7 V VCC 0.5 × VCC 0.5 × VCC VOL + 0.15 V VOH − 0.15 V 2.7 V 2.7 V 1.5 V 1.5 V VOL + 0.3 V VOH − 0.3 V 3.0 V to 3.6 V 2.7 V 1.5 V 1.5 V VOL + 0.3 V VOH − 0.3 V © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 7 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state VI tW 90 % negative pulse VM 0V tf tr tr tf VI 90 % positive pulse 0V VM 10 % VM VM 10 % tW VEXT VCC VI RL VO G DUT RT CL RL 001aae331 Test data is given in Table 9. Definitions test circuit: RT = Termination resistance should be equal to output impedance Zo of the pulse generator CL = Load capacitance including jig and probe capacitance RL = Load resistor Fig 7. Load circuitry for switching times Table 9. Test data Supply voltage Input VCC VI tr, tf Load CL RL VEXT tPLH, tPHL tPLZ, tPZL tPHZ, tPZH 1.65 V to 1.95 V VCC ≤ 2.0 ns 30 pF 1 kΩ open 2 × VCC GND 2.3 V to 2.7 V VCC ≤ 2.0 ns 30 pF 500 Ω open 2 × VCC GND 2.7 V 2.7 V ≤ 2.5 ns 50 pF 500 Ω open 6V GND 3.0 V to 3.6 V 2.7 V ≤ 2.5 ns 50 pF 500 Ω open 6V GND © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 8 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state 12. Package outline SO20: plastic small outline package; 20 leads; body width 7.5 mm SOT163-1 D E A X c HE y v M A Z 20 11 Q A2 A (A 3) A1 pin 1 index θ Lp L 10 1 e bp detail X w M 0 5 10 mm scale DIMENSIONS (inch dimensions are derived from the original mm dimensions) UNIT A max. A1 A2 A3 bp c D (1) E (1) e HE L Lp Q v w y mm 2.65 0.3 0.1 2.45 2.25 0.25 0.49 0.36 0.32 0.23 13.0 12.6 7.6 7.4 1.27 10.65 10.00 1.4 1.1 0.4 1.1 1.0 0.25 0.25 0.1 0.01 0.019 0.013 0.014 0.009 0.51 0.49 0.30 0.29 0.05 0.419 0.043 0.055 0.394 0.016 inches 0.1 0.012 0.096 0.004 0.089 0.043 0.039 0.01 0.01 Z (1) 0.9 0.4 0.035 0.004 0.016 θ 8o o 0 Note 1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included. REFERENCES OUTLINE VERSION IEC JEDEC SOT163-1 075E04 MS-013 JEITA EUROPEAN PROJECTION ISSUE DATE 99-12-27 03-02-19 Fig 8. Package outline SOT163-1 (SO20) © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 9 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state TSSOP20: plastic thin shrink small outline package; 20 leads; body width 4.4 mm SOT360-1 E D A X c HE y v M A Z 11 20 Q A2 (A 3) A1 pin 1 index A θ Lp L 1 10 e detail X w M bp 0 2.5 5 mm scale DIMENSIONS (mm are the original dimensions) UNIT A max. A1 A2 A3 bp c D (1) E (2) e HE L Lp Q v w y Z (1) θ mm 1.1 0.15 0.05 0.95 0.80 0.25 0.30 0.19 0.2 0.1 6.6 6.4 4.5 4.3 0.65 6.6 6.2 1 0.75 0.50 0.4 0.3 0.2 0.13 0.1 0.5 0.2 8o o 0 Notes 1. Plastic or metal protrusions of 0.15 mm maximum per side are not included. 2. Plastic interlead protrusions of 0.25 mm maximum per side are not included. OUTLINE VERSION SOT360-1 REFERENCES IEC JEDEC JEITA EUROPEAN PROJECTION ISSUE DATE 99-12-27 03-02-19 MO-153 Fig 9. Package outline SOT360-1 (TSSOP20) © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 10 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state DHVQFN20: plastic dual in-line compatible thermal enhanced very thin quad flat package; no leads; SOT764-1 20 terminals; body 2.5 x 4.5 x 0.85 mm A B D A A1 E c detail X terminal 1 index area terminal 1 index area C e1 e 2 9 y y1 C v M C A B w M C b L 1 10 Eh e 20 11 19 12 Dh X 0 2.5 5 mm scale DIMENSIONS (mm are the original dimensions) UNIT mm A(1) max. A1 b 1 0.05 0.00 0.30 0.18 c D (1) Dh E (1) Eh 0.2 4.6 4.4 3.15 2.85 2.6 2.4 1.15 0.85 e 0.5 e1 L v w y y1 3.5 0.5 0.3 0.1 0.05 0.05 0.1 Note 1. Plastic or metal protrusions of 0.075 mm maximum per side are not included. REFERENCES OUTLINE VERSION IEC JEDEC JEITA SOT764-1 --- MO-241 --- EUROPEAN PROJECTION ISSUE DATE 02-10-17 03-01-27 Fig 10. Package outline SOT764-1 (DHVQFN20) © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 11 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state 13. Abbreviations Table 10. Abbreviations Acronym Description CDM Charged Device Model CMOS Complementary Metal Oxide Semiconductor DUT Device Under Test ESD ElectroStatic Discharge HBM Human Body Model MM Machine Model TTL Transistor-Transistor Logic 14. Revision history Table 11. Revision history Document ID Release date Data sheet status 74ALVC245_2 20080107 Product data sheet Modifications: 74ALVC245_1 Change notice 74ALVC245_1 • The format of this data sheet has been redesigned to comply with the new identity guidelines of NXP Semiconductors. • • • • Legal texts have been adapted to the new company name where appropriate. Section 3: DHVQFN20 package added. Section 7: derating values added for DHVQFN20 package. Section 12: outline drawing added for DHVQFN20 package. 20030710 Product specification - - © 74ALVC245_2 Product data sheet Supersedes Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 12 of 14 74ALVC245 Nexperia Octal bus transceiver; 3-state 15. Legal information 15.1 Data sheet status Document status[1][2] Product status[3] Definition Objective [short] data sheet Development This document contains data from the objective specification for product development. Preliminary [short] data sheet Qualification This document contains data from the preliminary specification. Product [short] data sheet Production This document contains the product specification. [1] Please consult the most recently issued document before initiating or completing a design. [2] The term ‘short data sheet’ is explained in section “Definitions”. [3] The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status information is available on the Internet at URL http://www.nexperia.com. 15.2 Definitions Draft — The document is a draft version only. The content is still under internal review and subject to formal approval, which may result in modifications or additions. Nexperia does not give any representations or warranties as to the accuracy or completeness of information included herein and shall have no liability for the consequences of use of such information. Short data sheet — A short data sheet is an extract from a full data sheet with the same product type number(s) and title. A short data sheet is intended for quick reference only and should not be relied upon to contain detailed and full information. For detailed and full information see the relevant full data sheet, which is available on request via the local Nexperia sales office. In case of any inconsistency or conflict with the short data sheet, the full data sheet shall prevail. 15.3 Disclaimers General — Information in this document is believed to be accurate and reliable. However, Nexperia does not give any representations or warranties, expressed or implied, as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information. Right to make changes — Nexperia reserves the right to make changes to information published in this document, including without limitation specifications and product descriptions, at any time and without notice. This document supersedes and replaces all information supplied prior to the publication hereof. Suitability for use — Nexperia products are not designed, authorized or warranted to be suitable for use in medical, military, aircraft, space or life support equipment, nor in applications where failure or malfunction of a Nexperia product can reasonably be expected to result in personal injury, death or severe property or environmental damage. Nexperia accepts no liability for inclusion and/or use of Nexperia products in such equipment or applications and therefore such inclusion and/or use is at the customer’s own risk. Applications — Applications that are described herein for any of these products are for illustrative purposes only. Nexperia makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification. Limiting values — Stress above one or more limiting values (as defined in the Absolute Maximum Ratings System of IEC 60134) may cause permanent damage to the device. Limiting values are stress ratings only and operation of the device at these or any other conditions above those given in the Characteristics sections of this document is not implied. Exposure to limiting values for extended periods may affect device reliability. Terms and conditions of sale — Nexperia products are sold subject to the general terms and conditions of commercial sale, as published at http://www.nexperia.com/profile/terms, including those pertaining to warranty, intellectual property rights infringement and limitation of liability, unless explicitly otherwise agreed to in writing by Nexperia. In case of any inconsistency or conflict between information in this document and such terms and conditions, the latter will prevail. No offer to sell or license — Nothing in this document may be interpreted or construed as an offer to sell products that is open for acceptance or the grant, conveyance or implication of any license under any copyrights, patents or other industrial or intellectual property rights. 15.4 Trademarks Notice: All referenced brands, product names, service names and trademarks are the property of their respective owners. 16. Contact information For additional information, please visit: http://www.nexperia.com For sales office addresses, send an email to: salesaddresses@nexperia.com © 74ALVC245_2 Product data sheet Rev. 02 — 7 January 2008 Nexperia B.V. 2017. All rights reserved 13 of 14 Nexperia 74ALVC245 Octal bus transceiver; 3-state 17. Contents 1 2 3 4 5 5.1 5.2 6 7 8 9 10 11 12 13 14 15 15.1 15.2 15.3 15.4 16 17 © General description . . . . . . . . . . . . . . . . . . . . . . 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Ordering information . . . . . . . . . . . . . . . . . . . . . 1 Functional diagram . . . . . . . . . . . . . . . . . . . . . . 2 Pinning information . . . . . . . . . . . . . . . . . . . . . . 3 Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3 Functional description . . . . . . . . . . . . . . . . . . . 3 Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 4 Recommended operating conditions. . . . . . . . 4 Static characteristics. . . . . . . . . . . . . . . . . . . . . 5 Dynamic characteristics . . . . . . . . . . . . . . . . . . 6 Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Package outline . . . . . . . . . . . . . . . . . . . . . . . . . 9 Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Revision history . . . . . . . . . . . . . . . . . . . . . . . . 12 Legal information. . . . . . . . . . . . . . . . . . . . . . . 13 Data sheet status . . . . . . . . . . . . . . . . . . . . . . 13 Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Contact information. . . . . . . . . . . . . . . . . . . . . 13 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Nexperia B.V. 2017. All rights reserved For more information, please visit: http://www.nexperia.com For sales office addresses, please send an email to: salesaddresses@nexperia.com Date of release: 07 January 2008
74ALVC245BQ,115 价格&库存

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