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參數(shù)資料
| 型號： | HM628128 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 1 M SRAM (128-kword x 8-bit) |
| 中文描述： | 1個M的SRAM（128 - KWord的× 8位） |
| 文件頁數(shù)： | 7/20頁 |
| 文件大?。?/td> | 124K |
| 代理商： | HM628128 |
HM628128D Series
7
AC Characteristics
(Ta = –20 to +70
°
C, V
CC
= 5.0 V
±
10%, unless otherwise noted.)
Test Conditions
Input pulse levels: V
IL
= 0.8 V, V
IH
= 2.4 V
Input rise and fall time: 5 ns
Input timing reference levels: 1.5 V
Output timing reference level: 1.5 V
Output load: 1 TTL Gate+ CL (100 pF) (HM628128D-7)
1 TTL Gate+ CL (50 pF) (HM628128D-5)
(Including scope and jig)
Read Cycle
HM628128D
-5
-7
Parameter
Symbol
Min
Max
Min
Max
Unit
Notes
Read cycle time
t
RC
t
AA
t
ACS1
t
ACS2
t
OE
t
OH
t
CLZ1
t
CLZ2
t
OLZ
t
CHZ1
t
CHZ2
t
OHZ
55
—
70
—
ns
Address access time
—
55
—
70
ns
Chip select access time
—
55
—
70
ns
—
55
—
70
ns
Output enable to output valid
—
30
—
35
ns
Output hold from address change
10
—
10
—
ns
Chip selection to output in low-Z
10
—
10
—
ns
2, 3
10
—
10
—
ns
2, 3
Output enable to output in low-Z
5
—
5
—
ns
2, 3
Chip deselection to output in high-Z
0
20
0
25
ns
1, 2, 3
0
20
0
25
ns
1, 2, 3
Output disable to output in high-Z
0
20
0
25
ns
1, 2, 3
相關PDF資料 |
PDF描述 |
|---|---|
| HM628128DLFP-5 | Replaced by SN54LS158 : Quadruple 2-Line To 1-Line Data Selectors/Multiplexers 16-CFP -55 to 125 |
| HM628128DLFP-5SL | Synchronous 4-Bit Counters 16-CDIP -55 to 125 |
| HM628128DLFP-5UL | 1 M SRAM (128-kword x 8-bit) |
| HM628128DLTS-7SL | 1 M SRAM (128-kword x 8-bit) |
| HM628128DLTS-7UL | 1 M SRAM (128-kword x 8-bit) |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HM628128A | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:131,072-word X 8-bit High Speed CMOS Static RAM |
| HM628128ALFP-10 | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:131,072-word X 8-bit High Speed CMOS Static RAM |
| HM628128ALFP-10L | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:131,072-word X 8-bit High Speed CMOS Static RAM |
| HM628128ALFP-10SL | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:131,072-word X 8-bit High Speed CMOS Static RAM |
| HM628128ALFP-5 | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:131,072-word X 8-bit High Speed CMOS Static RAM |
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