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CXA3239TN датащи(PDF) 1 Page - Sony Corporation |
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CXA3239TN датащи(HTML) 1 Page - Sony Corporation |
1 / 27 page —1— E98346C8Y 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. Absolute Maximum Ratings (Ta=25 °C) • Supply voltage VCC –0.3 to +6 V • Supply voltage VEE –4.5 to +0.3 V • Digital input voltage Vdi –0.3 to VCC+0.3 V • Operating temperature Topr –20 to +70 °C • Storage temperature Tstg –55 to +150 °C • Allowable power dissipation TSSOP38 PD 1000 mW Operating Conditions • Supply voltage VCC +4.4 to +5.5 V VEE –4.0 to –2.6 V • MR bias voltage VMR –300 to +300 mV • Bias current IB 3 to 8 mA • Write current IW 15 to 45 mA Description The CXA3238TN/CXA3239TN is a Read/Write amplifier for GMR-Ind (Giant Magneto Resistive- Inductive) heads used in hard disk drives, and is capable of supporting up to six channels. Features • +5 V and –3 V power supply. • Current bias voltage sense type. • Drives up to six heads (CXA3238TN) • Drives up to four heads (CXA3239TN) • Low power 180 mW at Read • Differential read amplifier gain ; ×140/190 (RMR=50 Ω) • Input noise of 0.77 nV/ √ Hz (typ.), RMR=50 Ω, IB=6.0 mA. • Recovery time write to read ; 300 nsec. (typ.) • Write data is triggered by differential P-ECL signal. • Servo bank write. (All channels) • Write unsafe detection circuit. • Serial port … Head selection MR bias Write current Applications Hard disk drives with GMR-Ind heads. Structure Bipolar silicon monolithic IC 6/4-channel Read/Write Amplifier for GMR-Ind Head Hard Disk Drive 38 pin TSSOP (Plastic) CXA3238TN/CXA3239TN For the availability of this product, please contact the sales office. |
Аналогичный номер детали - CXA3239TN |
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Аналогичное описание - CXA3239TN |
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