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參數(shù)資料
| 型號： | CY7C149 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | 1Kx4 Static RAM(1Kx4 靜態(tài) RAM) |
| 中文描述： | 1Kx4靜態(tài)RAM（1Kx4靜態(tài)RAM）的 |
| 文件頁數(shù)： | 6/8頁 |
| 文件大?。?/td> | 159K |
| 代理商： | CY7C149 |
CY7C148
CY7C149
6
Typical DC and AC Characteristics
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1.0
SUPPLY VOLTAGE(V)
2.0
3.0
4.0
N
P
TYPICALPOWER–ON CURRENT
vs.SUPPLY VOLTAGE(7C148)
30.0
25.0
20.0
15.0
10.0
5.0
0
200
400
600
800
D
A
CAPACITANCE(pF)
TYPICALACCESS TIME CHANGE
vs.OUTPUT LOADING
1.4
1.2
1.0
10
20
CYCLE FREQUENCY(MHz)
30
40
N
C
NORMALIZED I
CC
vs.ACCESSTIME
0.0
5.0
0.0
1000
0.8
V
CC
=4.5V
T
A
=25°C
0.9
1.1
1.3
T
A
=25°C
1K
CSPULL–UP
RESISTORTOV
CC
ISB
50
60
Ordering Information
Speed
(ns)
25
35
Ordering Code
CY7C148
25PC
CY7C148
35PC
CY7C148
35DMB
CY7C148
45PC
CY7C148
45DMB
Package
Name
P3
P3
D4
P3
D4
Package Type
Operating
Range
Commercial
Commercial
Military
Commercial
Military
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) CerDIP
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) CerDIP
45
Speed
(ns)
25
35
Ordering Code
CY7C149
25PC
CY7C149
35PC
CY7C149
35DMB
CY7C149
35LMB
CY7C149
45PC
CY7C149
45DMB
CY7C149
45LMB
Package
Name
P3
P3
D4
L50
P3
D4
L50
Package Type
Operating
Range
Commercial
Commercial
Military
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) CerDIP
18-Pin Rectangular Leadless Chip Carrier
18-Lead (300-Mil) Molded DIP
18-Lead (300-Mil) CerDIP
18-Pin Rectangular Leadless Chip Carrier
45
Commercial
Military
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| CY7C149 WAF | 制造商:Cypress Semiconductor 功能描述: |
| CY7C149-45PC | 功能描述:1KX4 18-PIN SRAM RoHS:是 類別:集成電路 (IC) >> 存儲器 系列:- 標準包裝:1,000 系列:- 格式 - 存儲器:EEPROMs - 串行 存儲器類型:EEPROM 存儲容量:4K (512 x 8) 速度:400kHz 接口:I²C，2 線串口 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 封裝/外殼:8-SOIC（0.173"，4.40mm 寬） 供應商設備封裝:8-MFP 包裝:帶卷 (TR) |
| CY7C150-10DC | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| CY7C150-15PC | 制造商:Rochester Electronics LLC 功能描述:4K (1K X 4)- 24 PIN 300 MIL SEPARATE I/O & RESET SRAM - Bulk |
| CY7C15025PC | 制造商:CYPRESS 功能描述:* |
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