CXA3299TN

CXA3299TN Wideband Pre-amplifier Description The CXA3299TN is a wideband Pre-amplifier for VTR head. Features • Operate on single +3.3 V power supply • Low power consumption Read : 58 mW • Ultra small package • Wideband (–3 dB) : 160 MHz (typ) • Read amplifier emitter follower output featuring 380 times gain (typ). • Low input capacitance : 3.0 pF • Low input noise : 0.65 nV /√ Hz Structure Bipolar silicon monolithic IC 10 pin TSSOP (Plastic) Absolute Maximum Ratings (Ta=25 °C) • Supply voltage VCC 6 V • Operating temperature Topr –20 to +70 °C • Storage temperature Tstg –55 to +150 °C • Allowable power dissipation (on board) PD 1000 mW Operating Conditions Supply voltage VCC 3.2 to 5.5 V Block Diagram and Pin Configuration NC 1 2 3 AMP 10 VCC NC 9 8 7 6 NC HX RDX HY 4 5 RDY GND NC Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits. —1— E98Z30-TE CXA3299TN Pin Description No. 1 2 Symbol NC VCC Equivalent circuit Description 4k 4k 3 4 H0X H0Y 3 Head. 4 100k GND 5 6 GND NC VCC 7 8 RDY RDX 7 8 Read amplifier output. GND 9 10 NC VCC —2— CXA3299TN Electrical Characteristics Item Current consumption for read Read amplifier differential voltage gain Frequency band width (–3 dB) Input referred noise voltage Common mode rejection ratio Supply voltage rejection ratio Read data output offset voltage for Read Differential input capacitance Differential input resistance Output resistance Read data output sink current Read data output voltage Symbol ICC AV BW EN CMRR PSRR VOFFR CIN RIN RRD Isink VRD (Unless otherwise specified, VCC=3.3 V, Ta=25 °C) Test condition Min. 13.5 Input voltage : 1 mVp-p, 300 kHz Frequency at which AV lower by 3 dB Head impedance : 0 Ω Common input voltage : 100 mVp-p, 20 MHz Ripple voltage : 100 mVp-p, 20 MHz VOFFR=VRDX–VRDY 50 50 –300 3.0 0.7 1.8 4 2.5 3.2 VCC –1.6 300 4.5 3.0 8 4.3 300 100 Typ. 17.5 380 160 0.65 0.8 Max. ∗22.5 460 Unit. mA V/V MHz nV √ Hz dB dB mV pF kΩ Ω mA V ∗ Guaranteed until Ta=70 °C —3— CXA3299TN Test Circuit 1 1k LPF ×100 AMP ×1 1k V to 50MHz V AMP 1µ 1µ V a b a V b 10 ba 9 8 7 6 A 1µ VCC 3.3V VCC 3.3V 1 2 3 4 5 a b a b abcd abcd 0.1µ A 0.1µ 0.1µ Test Circuit 2 1k ×1 AMP 1µ 1µ 1k 10 9 8 7 6 3.3V 1µ 1 2 3 4 5 LH 1µH —4— CXA3299TN Description of Functions Pre-amplifier This is a low noise amplifier for amplifying the signals from the heads with an emitter follower output. The RDX and RDY are the outputs of the differential amplifier whose polarity between the RDX and X side of the head input is same. Application Circuit 1µ 3.3V 1µ 10 1µ 9 8 7 6 1 2 3 4 5 LH Application circuits shown are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits or for any infringement of third party patent and other right due to same. —5— CXA3299TN Normalized current consumption vs. Supply voltage (Ta=25°C) 1.10 1.08 ICC/ICC (VCC=3.3V) ICC/ICC (Ta=25°C) 1.06 1.04 1.02 1.00 0.98 0.96 3.0 0.90 –25 1.05 1.10 Normalized current consumption vs. Ambient temperature (VCC=3.3V) 1.00 0.95 4.0 5.0 Supply voltage VCC [V] 6.0 0 25 50 Ambient temperature Ta [°C] 75 Normalized read data output sink current vs. Supply voltage (Ta=25°C) 1.10 1.08 Isink/Isink (VCC=3.3V) 1.06 1.04 1.02 1.00 0.98 3.0 0.96 –25 Isink/Isink (Ta=25°C) 1.02 1.04 Normalized read data output sink current vs. Ambient temperature (VCC=3.3V) 1.00 0.98 4.0 5.0 Supply voltage VCC [V] 6.0 0 25 50 Ambient temperature Ta [°C] 75 Normalized read amplifier differential voltage gain vs. Supply voltage (Ta=25°C) 1.10 1.08 Av/Av (VCC=3.3V) Av/Av (Ta=25°C) 1.06 1.04 1.02 1.00 0.98 0.96 3.0 1.05 1.10 Normalized read amplifier differential voltage gain vs. Ambient temperature (VCC=3.3V) 1.00 0.95 4.0 5.0 Supply voltage VCC [V] 6.0 0.90 –25 0 25 50 Ambient temperature Ta [°C] 75 —6— CXA3299TN Normalized frequency band width (–3dB) vs. Supply voltage (Ta=25°C) 1.04 1.10 Normalized frequency band width (–3dB) vs. Ambient temperature (VCC=3.3V) BW/BW (VCC=3.3V) 1.00 BW/BW (Ta=25°C) 4.0 5.0 Supply voltage VCC [V] 6.0 1.02 1.05 1.00 0.98 0.95 0.96 3.0 0.90 –25 0 25 50 Ambient temperature Ta [°C] 75 Normalized input referred noise voltage vs. Supply voltage (Ta=25°C) 1.04 1.10 Normalized input referred noise voltage vs. Ambient temperature (VCC=3.3V) En/En (VCC=3.3V) 1.02 En/En (Ta=25°C) 4.0 5.0 Supply voltage VCC [V] 6.0 1.05 1.00 1.00 0.98 0.95 0.96 3.0 0.90 –25 0 25 50 Ambient temperature Ta [°C] 75 Normalized common mode rejection ratio vs. Supply voltage (Ta=25°C) 1.06 CMRR/CMRR (VCC=3.3V) 1.04 1.02 1.00 0.98 0.96 0.94 3.0 1.04 Normalized common mode rejection ratio vs. Ambient temperature (VCC=3.3V) CMRR/CMRR (Ta=25°C) 1.02 1.00 0.98 4.0 5.0 Supply voltage VCC [V] 6.0 0.96 –25 0 25 50 Ambient temperature Ta [°C] 75 —7— CXA3299TN Normalized power supply rejection ratio vs. Supply voltage (Ta=25°C) 1.06 1.02 Normalized power supply rejection ratio vs. Ambient temperature (VCC=3.3V) PSRR/PSRR (VCC=3.3V) 1.04 PSRR/PSRR (Ta=25°C) 4.0 5.0 Supply voltage VCC [V] 6.0 1.01 1.02 1.00 1.00 0.99 0.98 3.0 0.98 –25 0 25 50 Ambient temperature Ta [°C] 75 Normalized differential input capacitance vs. Supply voltage (Ta=25°C) 1.2 1.15 Normalized differential input capacitance vs. Ambient temperature (VCC=3.3V) Cin/Cin (VCC=3.3V) 1.0 Cin/Cin (Ta=25°C) 1.1 1.10 1.05 0.9 1.00 0.8 3.0 4.0 5.0 Supply voltage VCC [V] 6.0 0.95 –25 0 25 50 Ambient temperature Ta [°C] 75 Normalized differential input resistance vs. Supply voltage (Ta=25°C) 1.06 1.15 1.10 Rin/Rin (VCC=3.3V) Rin/Rin (Ta=25°C) 1.04 1.05 1.00 0.95 0.90 0.98 3.0 0.85 –25 Normalized differential input resistance vs. Ambient temperature (VCC=3.3V) 1.02 1.00 4.0 5.0 Supply voltage VCC [V] 6.0 0 25 50 Ambient temperature Ta [°C] 75 —8— CXA3299TN Normalized output resistance vs. Supply voltage (Ta=25°C) 1.02 1.20 Normalized output resistance vs. Ambient temperature (VCC=3.3V) RRD/RRD (VCC=3.3V) 0.98 RRD/RRD (Ta=25°C) 4.0 5.0 Supply voltage VCC [V] 6.0 1.00 1.10 1.00 0.96 0.90 0.94 3.0 0.80 –25 0 25 50 Ambient temperature Ta [°C] 75 —9— CXA3299TN Package Outline Unit : mm 10PIN TSSOP(PLASTIC) 1.2MAX ∗2.8 ± 0.1 10 6 0.1 ∗2.2 ± 0.1 + 0.15 0.1 – 0.05 3.2 ± 0.2 1 5 0.5 0.25 0° to 10° + 0.08 0.22 – 0.07 0.1 M (0.2) + 0.08 0.22 – 0.07 DETAIL A NOTE: Dimension “∗” does not include mold protrusion. PACKAGE STRUCTURE PACKAGE MATERIAL SONY CODE EIAJ CODE JEDEC CODE TSSOP-10P-L01 LEAD TREATMENT LEAD MATERIAL PACKAGE MASS EPOXY RESIN SOLDER PLATING COPPER ALLOY 0.02g —10— (0.1) + 0.025 0.12 – 0.015 A 0.45 ± 0.15