256K x 36 SSRAM Flow-Through Synchronous Burst SRAM
Description
Austin Semiconductor, Inc.
256K x 36 SSRAM
Flow-Through, Synchronous Burst SRAM
FEATURES
! ! ! ! ! ! !
AS5SS256K36 & AS5SS256K36A
PIN ASSIGNMENT (Top View)
SSRAM
!
! ! ! ! !
Organized 256K x 36 Fast Clock and OE\ access times Single +3.
3V +0.
3V/-0.
165V power supply (VDD) SNOOZE MODE for reduced-power standby Common data inputs and data outputs Individual BYTE WRITE control and GLOBAL WRITE Three chip enables for simple depth expansion and address pipelining Clock-controlled and registered addresses, data I/Os and control signals Internally self-timed WRITE cycle Burst control (interleaved or linear burst) Automatic power-down for portable applications 100-lead TQFP package for high density, high speed Low capacitive bus loading
100-pin TQFP (DQ) (2-chip enable version, “A” indicator)
SA SA ADV\ ADSP\ ADSC\ OE\ BWE\ GW\ CLK Vss VDD SA BWa\ BWb\ BWc\ BWd\ CE2 CE\ SA SA 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
OPTIONS
www.
DataSheet4U.
com
MARKING
-8.
5* -10 DQ No.
1001 A (PRELIMINARY) no indicator XT* IT
Timing 8.
5ns/10ns/100MHz 10ns/15ns/66MHz ! Packages 100-pin TQFP (2-chip enable) ! Pinout 2-chip Enables 3-chip Enables ! Operating Temperature Ranges Military (-55oC to +125oC) Industrial (-40oC to +85oC)
!
DQPc DQc DQc VDDQ Vss DQc DQc DQc DQc Vss VDDQ DQc DQc Vss VDD NC Vss DQd DQd VDDQ Vss DQd DQd DQd DQd Vss VDDQ DQd DQd DQPd
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
DQPb DQb DQb V DDQ Vss DQb DQb DQb DQb Vss V DDQ DQb DQb Vss NC V DD ZZ DQa DQa V DDQ Vss DQa DQa DQa DQa Vss VDDQ DQa DQa DQPa
100-pin TQFP (DQ) (3-chip enable version, no indicator)
SA SA ADV\ ADSP\ ADSC\ OE\ BWE\ GW\ CLK Vss VDD CE2\ BWa\ BWb\ BWc\ BWd\ CE2 CE\ SA SA 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
SA SA SA SA SA SA SA NF NF VDD Vss DNU DNU SA0 SA1 SA...
Similar Datasheet
