EEWORLDEEWORLDEEWORLD

Part Number

Search

AS7C33256PFS32A

Description
3.3V 256K x 32/36 pipelined burst synchronous SRAM
File Size507KB,20 Pages
ManufacturerALSC [Alliance Semiconductor Corporation]
Download Datasheet View All

AS7C33256PFS32A Overview

3.3V 256K x 32/36 pipelined burst synchronous SRAM

November 2004
®
AS7C33256PFS32A
AS7C33256PFS36A
3.3V 256K
×
32/36 pipelined burst synchronous SRAM
Features
Organization: 262,144 words x 32 or 36 bits
Fast clock speeds to 166 MHz
Fast clock to data access: 3.5/4.0 ns
Fast OE access time: 3.5/4.0 ns
Fully synchronous register-to-register operation
Single-cycle deselect
Asynchronous output enable control
Available in100-pin TQFP
Individual byte write and global write
Multiple chip enables for easy expansion
3.3V core power supply
2.5V or 3.3V I/O operation with separate V
DDQ
Linear or interleaved burst control
Snooze mode for reduced power-standby
Common data inputs and data outputs
30 mW typical standby power in power down mode
Logic block diagram
LBO
CLK
ADV
ADSC
ADSP
A[17:0]
18
Q0
Burst logic
Q1
18 2 16
D
Q
CE
Address
register
CLK
D
DQ
d
Q
Byte write
registers
CLK
D
DQ
Q
c
Byte write
registers
CLK
D
DQ
b
Q
Byte write
registers
CLK
D
DQ
Q
a
Byte write
registers
CLK
D
Enable
CE
register
CLK
Q
CLK
CE
CLR
2 18
256K × 32/36
Memory
array
BWE
GWE
36/32
36/32
BW
d
BW
c
BW
b
BW
a
CE0
CE1
CE2
4
OE
Output
registers
CLK
Input
registers
CLK
ZZ
Power
down
D
Enable
Q
delay
register
CLK
36/32
DQ[a:d]
OE
Selection guide
–166
Minimum cycle time
Maximum clock frequency
Maximum clock access time
Maximum operating current
Maximum standby current
Maximum CMOS standby current (DC)
11/30/04, v.3.1
–133
7.5
133
4
425
100
30
Units
ns
MHz
ns
mA
mA
mA
P. 1 of 20
6
166
3.5
475
130
30
Alliance Semiconductor
Copyright ©Alliance Semiconductor. All rights reserved.
SK Hynix only pays 17 months' salary as year-end bonus, sparking employee dissatisfaction
[align=left][/align][align=left][font=微软雅黑][size=4] [/size][/font][/align][align=left][font=微软雅黑][size=4]According to Yonhap News Agency, citing relevant media reports, SK Hynix, which achieved record...
eric_wang Talking
PIC16f877
Does anyone have an A/D conversion program written in C language? Let me refer to it (PIC16F877)[[i] This post was last edited by Yanyu on 2011-3-10 15:16[/i]]...
烟雨 Microchip MCU
Play with Raspberry Pi 3 + Developing Raspberry Pi Embedded Applications with Simulink (Model-Based Design)
[i=s] This post was last edited by mars4zhu on 2016-11-29 14:59 [/i] Simulink uses modular model design to make embedded system development not limited to manual coding. Instead, it is a model-based d...
mars4zhu Embedded System
Has any student done variable frequency speed regulation based on FPGA?
The teacher gave me a question, which is based on FPGA variable frequency speed regulation. I wonder if any of my classmates have done it before? Please give me some advice. Thank you~~...
tiangewen@fpga FPGA/CPLD
About GSM module and single chip microcomputer
I want to confirm one question, which is: if I put card A into the GSM module... and then define the mobile phone number B in the program... then card A can send a text message to B? Here are some of ...
jasminebilin 51mcu
MCU various programs
MCU various programs...
zhfuno 51mcu

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 2782  150  1065  1055  2450  57  4  22  50  28 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号