IDT7027L25G データシートの表示（PDF） - Integrated Device Technology
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IDT7027L25G Datasheet PDF : 19 Pages
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IDT7027S/L
High-Speed 32K x 16 Dual-Port Static RAM
Pin Configurations(1,2,3) (con't.)
Military, Industrial and Commercial Temperature Ranges
81
80
77
74
72
69
68
65
63
60
57
54
12 A10R A11R A14R NC UBR SEMR GND GND NC I/O13R I/O10R NC
84
83
78
76
73
70
67
64
61
59
56
53
11 A7R A8R A13R NC LBR CE1R R/WR GND I/O14R I/O12R I/O9R NC
87
86
82
79
75
71
66
62
58
55
51
50
10 A4R A5R A9R A12R NC CE0R OER I/O15R I/O11R NC I/O8R I/O7R
90
88
85
09 A1R A3R A6R
52
49
47
NC Vcc I/O5R
92
91
89
08 INTR A0R A2R
48
46
45
I/O6R I/O4R I/O3R
95
94
93
07 GND M/S BUSYR
96
97
98
06 BUSYL INTL NC
99
100
102
05 A0L A1L A3L
IDT7027G
G108-1(4)
108-Pin PGA
Top View(5)
44
43
42
I/O2R I/O1R I/O0R
39
40
41
I/O1L I/O0L GND
35
37
38
I/O4L I/O2L GND
101
103
106
04 A2L A4L A7L
31
34
36
Vcc I/O5L I/O3L
104
105
1
4
8
12
17
21
25
28
32
33
03 A5L A6L A10L A13L NC CE1L GND I/O14L I/O10L NC I/O7L I/O6L
107 2
5
7
10
13
16
19
22
24
29
30
02 A8L A11L A14L NC UBL SEML OEL GND I/O13L I/O11L NC I/O8L
108 3
6
9
11
14
15
18
20
23
26
27
01 A9L A12L NC LBL CE0L Vcc R/WL NC I/O15L I/O12L I/O9L NC
.
A
B
C
D
E
F
G
H
J
K
L
M
3199 drw 03
INDEX
NOTES:
1. All VCC pins must be connected to power supply.
2. All GND pins must be connected to ground supply.
3. Package body is approximately 1.21 in x 1.21 in x .16 in.
4. This package code is used to reference the package diagram.
5. This text does not indicate orientation of the actual part-marking.
Pin Names
Left Port
CE0L, CE1L
R/WL
OEL
A0L - A14L
Right Port
CE0R, CE1R
R/WR
OER
A0R - A14R
Names
Chip Enables
Read/Write Enable
Output Enable
Address
I/O0L - I/O15L
SEML
UBL
LBL
INTL
BUSYL
I/O0R - I/O15R
SEMR
UBR
LBR
INTR
BUSYR
M/S
Data Input/Output
Semaphore Enable
Upper Byte Select
Lower Byte Select
Interrupt Flag
Busy Flag
Master or Slave Select
VCC
Power
GND
6.342
Ground
3199 tbl 01
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