参数资料
型号: IDT7132SA25J
厂商: IDT, Integrated Device Technology Inc
文件页数: 1/16页
文件大小: 0K
描述: IC SRAM 16KBIT 25NS 52PLCC
标准包装: 24
格式 - 存储器: RAM
存储器类型: SRAM - 双端口,异步
存储容量: 16K (2K x 8)
速度: 25ns
接口: 并联
电源电压: 4.5 V ~ 5.5 V
工作温度: 0°C ~ 70°C
封装/外壳: 52-LCC(J 形引线)
供应商设备封装: 52-PLCC(19x19)
包装: 管件
其它名称: 7132SA25J
HIGH SPEED
2K x 8 DUAL PORT
STATIC RAM
IDT7132SA/LA
IDT7142SA/LA
High-speed access
Low-power operation
Features
– Commercial: 20/25/35/55/100ns (max.)
– Industrial: 25ns (max.)
– Military: 25/35/55/100ns (max.)
– IDT7132/42SA
Active: 325mW (typ.)
Standby: 5mW (typ.)
– IDT7132/42LA
Active: 325mW (typ.)
Standby: 1mW (typ.)
Functional Block Diagram
OE L
CE L
R/W L
MASTER IDT7132 easily expands data bus width to 16-or-more
bits using SLAVE IDT7142
On-chip port arbitration logic (IDT7132 only)
BUSY output flag on IDT7132; BUSY input on IDT7142
Battery backup operation —2V data retention (LA only)
TTL-compatible, single 5V ±10% power supply
Available in 48-pin DIP, LCC and Flatpack, and 52-pin PLCC
packages
Military product compliant to MIL-PRF-38535 QML
Industrial temperature range (–40°C to +85°C) is available for
selected speeds
Green parts available, see ordering information
OE R
CE R
R/ W R
I/O OL- I/O 7L
BUSY L (1,2)
I/O
Control
I/O
Control
I/O OR- I/O 7R
BUSY R (1,2)
m
A 10L
A 0L
Address
Decoder
MEMORY
ARRAY
Address
Decoder
A 10R
A 0R
11
11
CE L
OE L
R/ W L
ARBITRATION
LOGIC
CE R
OE R
R/ W R
2692 drw 01
NOTES:
1. IDT7132 (MASTER): BUSY is open drain output and requires pullup resistor of 270 ? .
IDT7142 (SLAVE): BUSY is input.
2. Open drain output: requires pullup resistor of 270 ? .
SEPTEMBER 2010
1
?2010 Integrated Device Technology, Inc.
DSC-2692/19
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