AS6UA5128

www.DataSheet4U.com October 2000 ® AS6UA5128 2.3V to 3.6V 512K×8 Intelliwatt low-power CMOS SRAM Features AS6UA5128 Intelliwatt™ active power circuitry Industrial and commercial temperature ranges available Organization: 524,288 words × 8 bits 2.7V to 3.6V at 55 ns 2.3V to 2.7V at 70 ns Low power consumption: ACTIVE - 144 mW at 3.6V and 55 ns - 68 mW at 2.7V and 70 ns - 41 µW max at 2.7V - 28 µW max at 2.3V 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 - 72 µW max at 3.6V ESD protection ≥ 2000 volts Latch-up current ≥ 200 mA Logic block diagram VCC GND Input buffer A0 A1 A2 A3 A4 A5 A6 A7 A8 Pin arrangement 36(48)-CSP BGA Package (shading indicates no ball) A B C D E F G H 1 A0 I/O5 I/O6 VSS VCC I/O7 I/O8 A9 2 A1 A2 3 NC WE Row decoder Sense amp 512K×8 Array (4,194,304) I/O8 NC 4 A3 A4 A5 5 A6 A7 A18 OE CS I/O1 Column decoder A9 A10 A11 A12 A13 A14 A15 A16 WE OE CS A10 A11 A17 A16 A12 A15 A13 6 A8 I/O1 I/O2 VCC VSS I/O3 I/O4 A14 Control circuit Selection guide Product AS6UA5128 AS6UA5128 Min (V) 2.7 2.3 VCC Range Typ2 (V) 3.0 2.5 Max (V) 3.6 2.7 Speed (ns) 55 70 Power Dissipation Standby (ISB1) Operating (ICC) Max (mA) Max (µA) 2 20 1 15 10/6/00 ALLIANCE SEMICONDUCTOR 1 Copyright ©2000 Allia...