IDT7187L55L22B 데이터 시트보기 (PDF) - Integrated Device Technology
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IDT7187L55L22B Datasheet PDF : 8 Pages
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IDT7187S/L
CMOS STATIC RAM 64K (64K x 1-BIT)
PIN CONFIGURATIONS
A0
A1
A2
A3
A4
A5
A6
A7
DATAOUT
WE
GND
1
22
2
21
3
20
4
19
5
18
6 D22-1 17
7
16
8
15
9
14
10
13
11
12
VCC
A15
A14
A13
A12
A11
A10
A9
A8
DATAIN
CS
2986 drw 02
DIP
TOP VIEW
MILITARY TEMPERATURE RANGE
INDEX
2 22 21
A2
3
1
20 A14
A3 4
A4 5
19 A13
18 A12
A5 6 L22-1 17 A11
A6 7
16 A10
A7 8
15 A9
DATAOUT 9
14 A8
10 11 12 13
2986 drw 03
22-PIN LCC
TOP VIEW
PIN DESCRIPTIONS
Name
A0–A15
CS
WE
VCC
DATAIN
DATAOUT
GND
Description
Address Inputs
Chip Select
Write Enable
Power
Data Input
Data Output
Ground
TRUTH TABLE(1)
Mode
CS WE
Standby
H
X
Read
L
H
Write
L
L
NOTE:
1. H = VIH, L = VIL, X = don't care.
Output
High-Z
DOUT
High-Z
Power
Standby
Active
Active
2986 tbl 02
2986 tbl 01
6.2
2
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