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参数资料
| 型号： | 7140LA55CGI |
| 厂商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分类： | SRAM |
| 英文描述： | 1K X 8 DUAL-PORT SRAM, 55 ns, CDIP48 |
| 封装： | 0.620 X 2.430 INCH, 0.150 INCH HEIGHT, GREEN, SIDE BRAZED, DIP-48 |
| 文件页数： | 6/19页 |
| 文件大小： | 149K |
| 代理商： | 7140LA55CGI |
IDT7130SA/LA and IDT7140SA/LA
High-Speed 1K x 8 Dual-Port Static SRAM
Military, Industrial and Commercial Temperature Ranges
14
AC Electrical Characteristics Over the
Operating Temperature and Supply Voltage Range(2)
NOTES:
1.
PLCC, TQFP and STQFP package only.
2.
'X' in part numbers indicates power rating (SA or LA).
Timing Waveform of BUSY Arbitration Controlled by CE Timing(1)
Timing Waveform by BUSY Arbitration Controlled
by Address Match Timing(1)
tAPS
ADDR
'A'
AND 'B'
ADDRESSES MATCH
tBAC
tBDC
CE'B'
CE'A'
BUSY'A'
2689 drw 14
(2)
BUSY'B'
ADDRESSES DO NOT MATCH
ADDRESSES MATCH
tAPS
ADDR'A'
ADDR'B'
2689 drw 15
(2)
tBAA
tBDA
tRC OR tWC
NOTES:
1. All timing is the same for left and right ports. Port “A” may be either left or right port. Port “B” is the opposite from port “A”.
2. If tAPS is not satisified, the
BUSY will be asserted on one side or the other, but there is no guarantee on which side BUSY will be asserted (7130 only).
7130X20(1)
7140X20(1)
Com'l Only
7130X25
7140X25
Com'l, Ind
& Military
7130X35
7140X35
Com'l
& Military
Symbol
Parameter
Min.
Max.
Min.
Max.
Min.
Max.
Unit
INTERRUPT TIMING
tAS
Address Set-up Time
0
____
0
____
0
____
ns
tWR
Write Recovery Time
0
____
0
____
0
____
ns
tINS
Interrupt Set Time
____
20
____
25
____
25
ns
tINR
Interrupt Reset Time
____
20
____
25
____
25
ns
2689 tbl 12a
相关PDF资料 |
PDF描述 |
|---|---|
| 7140SA25PFGI | 1K X 8 DUAL-PORT SRAM, 25 ns, PQFP64 |
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| IDT7140SA25PFGB | HIGH SPEED 1K X 8 DUAL-PORT STATIC SRAM |
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相关代理商/技术参数 |
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|---|---|
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| 7140LA55J8 | 功能描述:静态随机存取存储器 RoHS:否 制造商:Cypress Semiconductor 存储容量:16 Mbit 组织:1 M x 16 访问时间:55 ns 电源电压-最大:3.6 V 电源电压-最小:2.2 V 最大工作电流:22 uA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:TSOP-48 封装:Tray |
| 7140LA55JI | 功能描述:IC SRAM 8KBIT 52PLCC 制造商:idt, integrated device technology inc 系列:* 零件状态:最後搶購 标准包装:24 |
| 7140LA55L48B | 制造商:Integrated Device Technology Inc 功能描述:SRAM ASYNC DUAL 5V 8KBIT 1KX8 55NS 48PIN LCC - Bulk |
| 7140LA55P | 功能描述:静态随机存取存储器 RoHS:否 制造商:Cypress Semiconductor 存储容量:16 Mbit 组织:1 M x 16 访问时间:55 ns 电源电压-最大:3.6 V 电源电压-最小:2.2 V 最大工作电流:22 uA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:TSOP-48 封装:Tray |
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