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SI52111-A1-GM2

SI52111-A1-GM2

  • 厂商:

    SILABS(芯科科技)

  • 封装:

    WFDFN-10

  • 描述:

    IC OSC PCI EXPRESS 1OUTPUT

  • 数据手册
  • 价格&库存
SI52111-A1-GM2 数据手册
S i5 2111- A 1/ A2 PCI-E XPRESS G EN 1 S INGLE O UTPUT C LOCK G ENERATOR Features        PCI-Express Gen 1 compliant  Low power HCSL differential  output buffer Supports Serial-ATA (SATA) at  100 MHz No termination resistors required  25 MHz Crystal Input or Clock input  Triangular spread spectrum profile for maximum EMI  reduction (Si52111-A2) Extended Temperature: –40 to 85 °C 3.3 V Power supply Small package 10-pin TDFN (3x3 mm) Si52111-A1 does not support spread spectrum outputs Si52111-A2 supports 0.5% down spread outputs For PCIe Gen 2 applications, see Si52111-B3/B4 For PCIe Gen 3 applications, see Si52111-B5/B6 Ordering Information: See page 13 Applications Pin Assignments Network Attached Storage  Multi-function Printer Wireless Access Point  Routers   Description Si52111-A1/A2 is a high-performance, PCIe clock generator that can source one PCIe clock output from a 25 MHz crystal or clock input. The clock output is compliant to PCIe Gen 1 specifications. The ultra-small footprint (3x3 mm) and industry leading low power consumption make Si52111-A1/A2 the ideal clock solution for consumer and embedded applications. PLL 1 10 VDD XOUT 2 9 NC XIN/CLKIN 3 8 NC VSS 4 7 DIFF1 VSS 5 6 DIFF1 Patents pending VDD XIN/CLKIN VDD Divider DIFF1 XOUT VSS Rev 1.2 7/14 Copyright © 2014 by Silicon Laboratories Si52111-A1/A2 Si52111 -A1/A2 2 Rev 1.2 Si52111-A1/A2 TABLE O F C ONTENTS Section Page 1. Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 2. Crystal Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 2.1. Crystal Loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 2.2. Calculating Load Capacitors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 3. Test and Measurement Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 4. Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.1. 10-Pin TDFN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4.2. 8-Pin TSSOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 5. Ordering Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 6. Package Outlines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 6.1. 10-Pin TDFN Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 6.2. 8-Pin TSSOP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 7. Recommended Design Guideline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Document Change List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Contact Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 Rev 1.2 3 Si52111 -A1/A2 1. Electrical Specifications Table 1. Recommended Operating Conditions Parameter Symbol Test Condition Min Typ Max Unit VDD(extended) 3.3 V ± 5% 3.13 3.3 3.46 V VDD(commercial) 3.3 V ± 10% 2.97 3.3 3.63 V Symbol Test Condition Min Typ Max Unit Operating Voltage VDD 3.3 V ± 10% 2.97 3.30 3.63 V Operating Supply Current IDD Full Active — — 13 mA Input Pin Capacitance CIN Input Pin Capacitance — 3 5 pF COUT Output Pin Capacitance — — 5 pF Supply Voltage (extended) Supply Voltage (commercial) Table 2. DC Electrical Specifications Parameter Output Pin Capacitance 4 Rev 1.2 Si52111-A1/A2 Table 3. AC Electrical Specifications Parameter Symbol Test Condition Min Typ Max Unit LACC Measured at VDD/2 differential — — 250 ppm TDC Measured at VDD/2 45 — 55 % CLKIN Rise and Fall Times TR/TF Measured between 0.2 VDD and 0.8 VDD 0.5 — 4.0 V/ns CLKIN Cycle-to-Cycle Jitter TCCJ Measured at VDD/2 — — 250 ps CLKIN Long Term Jitter TLTJ Measured at VDD/2 — — 350 ps Input High Voltage VIH XIN/CLKIN pin 2 — VDD+0.3 V Input Low Voltage VIL XIN/CLKIN pin — — 0.8 V Input High Current IIH XIN/CLKIN pin, VIN = VDD — — 35 uA Input Low Current IIL XIN/CLKIN pin, 0 < VIN
SI52111-A1-GM2 价格&库存

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