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AS6UA25616

Alliance Semiconductor
Part Number AS6UA25616
Manufacturer Alliance Semiconductor
Description low-power CMOS SRAM
Published Nov 13, 2006
Detailed Description www.DataSheet4U.com October 2000 ® AS6UA25616 2.3V to 3.6V 256K×16 Intelliwatt™ low-power CMOS SRAM with one chip ena...
Datasheet PDF File AS6UA25616 PDF File

AS6UA25616
AS6UA25616

Overview
www.
DataSheet4U.
com October 2000 ® AS6UA25616 2.
3V to 3.
6V 256K×16 Intelliwatt™ low-power CMOS SRAM with one chip enable ‘Features • • • • • • • AS6UA25616 Intelliwatt™ active power circuitry Industrial and commercial temperature ranges available Organization: 262,144 words x 16 bits 2.
7V to 3.
6V at 55 ns 2.
3V to 2.
7V at 70 ns Low power consumption: ACTIVE - 114 mW at 3.
6V and 55 ns - 68 mW at 2.
7V and 70 ns • Low power consumption: STANDBY - 72 µW max at 3.
6V - 41 µW max at 2.
7V • 1.
2V data retention • Equal access and cycle times • Easy memory expansion with CS, OE inputs • Smallest footprint packages - 48-ball FBGA - 400-mil 44-pin TSOP II • ESD protection ≥ 2000 volts • Latch-up current ≥ 200 mA Logic block diagram A0 A1 A2 A3 A4 A6 A7 A8 A12 A13 I/O1–I/O8 I/O9–I/O16 WE Row Decoder VCC 256K × 16 Array (4,194,304) VSS Pin arrangement (top view) 44-pin 400-mil TSOP II 44 A4 1 A5 A6 43 A3 2 A2 A7 42 3 OE 41 A1 4 A0 5 UB 40 CS 6 39 LB I/O16 7 38 I/O1 I/O15 8 37 I/O2 I/O14 9 36 I/O3 I/O13 10 35 I/O4 VCC VSS 11 34 VSS VCC 12 33 13 32 I/O5 I/O12 14 31 I/O6 I/O11 15 30 I/O7 I/O10 I/O8 16 29 I/O9 17 28 WE NC 18 A17 27 A8 19 26 A9 A16 20 25 A15 A10 24 A11 A14 21 23 A12 A13 22 I/O buffer Control circuit Column decoder A5 A9 A10 A11 A14 A15 A16 A17 UB OE LB CS 48-CSP Ball-Grid-Array Package A B C D E F G H 1 LB I/O9 I/O10 VSS VCC I/O15 I/O16 NC 2 OE UB I/O11 I/O12 I/O13 I/O14 NC A8 3 A0 A3 A5 A17 NC A14 A12 A9 4 A1 A4 A6 A7 A16 A15 A13 A10 5 A2 CS I/O2 I/O4 I/O5 I/O6 WE A11 6 NC I/O1 I/O3 VCC V SS I/O7 I/O8 NC Selection guide VCC Range Product AS6UA25616 AS6UA25616 Min (V) 2.
7 2.
3 Typ2 (V) 3.
0 2.
5 Max (V) 3.
6 2.
7 Speed (ns) 55 70 Power Dissipation Operating (ICC) Max (mA) 2 1 Standby (ISB1) Max (µA) 20 15 10/6/00 ALLIANCE SEMICONDUCTOR 1 Copyright ©2000 Alliance Semiconductor.
All rights reserved.
AS6UA25616 ® Functional description The AS6UA25616 is a low-power CMOS 4,194,304-bit Static Random Access Memory (SRAM) device organized as 262,144 words x 1...


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