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參數(shù)資料
| 型號： | HM624256A |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 262144-word ×4-bit High Speed CMOS Static RAM(262144字 ×4位高速CMOS SRAM) |
| 中文描述： | 262144字× 4位高速CMOS靜態(tài)RAM（262144字× 4位高速CMOS SRAM的） |
| 文件頁數(shù)： | 4/12頁 |
| 文件大?。?/td> | 87K |
| 代理商： | HM624256A |
HM624256A Series
4
Block Diagram
A0 A1 A11A12A13A14A15A16A17
V
CC
V
SS
Memory array
512
×
2048
Row
decoder
Input
data
control
Column I/O
Column decoder
I/O1
I/O2
I/O3
I/O4
CS
WE
A2
A3
A4
A5
A6
A7
A8
A9
A10
Function Table
CS
OE
WE
Mode
V
CC
Current I/O Pin
I
SB
, I
SB1
Ref. Cycle
H
X
X
Not selected
High-Z
L
L
H
Read
I
CC
Dout
Read cycle (1) – (3)
L
H
L
Write
I
CC
Din
Write cycle (1)
L
Note:
L
L
Write
I
CC
Din
Write cycle (2)
X: H or L
Absolute Maximum Ratings
Parameter
Symbol
Value
Unit
Voltage on any pin relative to V
SS
Vin
–0.5
*1
to +7.0
V
Power dissipation
P
T
1.0
W
Operating temperature range
Topr
0 to +70
°
C
Storage temperature range
Tstg
–55 to +125
°
C
Storage temperature range under bias
Note:
1. Vin min = –2.0 V for pulse width
≤
10 ns
Tbias
–10 to +85
°
C
相關PDF資料 |
PDF描述 |
|---|---|
| HM6264AFP-10 | Dual J-K Negative-Edge-Triggered Flip-Flops With Preset And Clear 16-CDIP -55 to 125 |
| HM6264AFP-10T | Dual J-K Negative-Edge-Triggered Flip-Flops With Preset And Clear 16-CFP -55 to 125 |
| HM6264AFP-12 | 8192-word x 8-bit High Speed CMOS Static RAM |
| HM6264AFP-12T | 8192-word x 8-bit High Speed CMOS Static RAM |
| HM6264AFP-15 | 8192-word x 8-bit High Speed CMOS Static RAM |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HM624256AJP-20 | 制造商:Hitachi 功能描述: 制造商:Hitachi 功能描述:Static RAM, 256Kx4, 28 Pin, Plastic, SOJ |
| HM624256AJP25T | 制造商:HITACHI 功能描述:New |
| HM624256ALJP20 | 制造商:HITCHI 功能描述: |
| HM624256ALP-20 | 制造商:Hitachi 功能描述: |
| HM624256JP-35 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x4 SRAM |
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