AS6VA5128

www.DataSheet4U.com October 2000 ® AS6VA5128 2.7V to 3.3V 512K × 8 Intelliwatt™ low-power CMOS SRAM Features AS6VA5128 Intelliwatt™ active power circuitry Industrial and commercial temperature ranges available Organization: 524,288 words × 8 bits 2.7V to 3.3V at 55 ns Low power consumption: ACTIVE - 132 mW at 3.3V and 55 ns 1.2V data retention Equal access and cycle times Easy memory expansion with CS, OE inputs Smallest footprint packages - 36(48)-ball FBGA - 32-pin TSOP I and TSOP II packages are available on Alliance AS6UB5128 product family (available January 2001) Low power consumption: STANDBY - 66 µW max at 3.3V ESD protection ≥ 2000 volts Latch-up current ≥ 200 mA Logic block diagram VCC GND Input buffer 48-CSP BGA Package (shading indicates no ball) 1 A A0 I/O5 I/O6 VSS VCC I/O7 I/O8 A9 B C D I/O1 2 A1 A2 3 NC WE NC 4 A3 A4 A5 5 A6 A7 6 A8 I/O1 I/O2 V CC VSS A0 A1 A2 A3 A4 A5 A6 A7 A8 Row decoder Sense amp 512K × 8 Array (4,194,304) I/O8 E F G H Column decoder A9 A10 A11 A12 A13 A14 A15 A16 Control circuit WE OE CS A18 OE A10 CS A11 A17 A16 A12 A15 A13 I/O3 I/O4 A14 Selection guide VCC Range Product AS6VA5128 Min (V) 2.7 Typ (V) 3.0 2 Max (V) 3.3 Speed (ns) 55 Power Dissipation Standby (ISB1) Operating (ICC) Max (mA) Max (µA) 2 20 10/6/00 ALLIANCE SEMICONDUCTOR 1 Copyright ©2000 Alliance Semiconductor. All rights reserved. AS6VA5128 ® Functional description The AS6VA5128 is a low-power CMOS 4,194,304-bit S...