參數(shù)資料
型號(hào): IDT70V25L55PF
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: DRAM
英文描述: HIGH-SPEED 3.3V 8K x 16 DUAL-PORT STATIC RAM
中文描述: 8K X 16 DUAL-PORT SRAM, 55 ns, PQFP100
封裝: 14 X 14 MM, 1.40 MM HEIGHT, PLASTIC, TQFP-100
文件頁(yè)數(shù): 2/17頁(yè)
文件大?。?/td> 276K
代理商: IDT70V25L55PF
6.39
2
IDT70V25S/L
HIGH-SPEED 3.3V 8K x 16 DUAL-PORT STATIC RAM
COMMERCIAL TEMPERATURE RANGE
Port RAM for 32-bit-or-more word systems. Using the IDT
MASTER/SLAVE Dual-Port RAM approach in 32-bit or wider
memory system applications results in full-speed, error-free
operation without the need for additional discrete logic.
This device provides two independent ports with separate
control, address, and I/O pins that permit independent,
asynchronous access for reads or writes to any location in
PIN CONFIGURATIONS
(1,2)
memory. An automatic power down feature controlled by
CE
permits the on-chip circuitry of each port to enter a very low
standby power mode.
Fabricated using IDT’s CMOS high-performance technol-
ogy, these devices typically operate on only 350mW of power.
The IDT70V25 is packaged in a ceramic 84-pin PGA, an
84-Pin PLCC and a 100-pin Thin Quad Plastic Flatpack.
INDEX
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
10099 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
IDT70V25
PN100-1
100-PIN
TQFP
TOP VIEW(3)
N/C
N/C
N/C
N/C
I/O
10L
I/O
11L
I/O
12L
I/O
13L
GND
I/O
14L
I/O
15L
V
CC
GND
I/O
0R
I/O
1R
I/O
2R
V
CC
I/O
3R
I/O
4R
I/O
5R
I/O
6R
N/C
N/C
N/C
N/C
2944 drw 03
N/C
N/C
N/C
N/C
A
5L
A
4L
A
3L
A
2L
A
1L
A
0L
INT
L
BUSY
L
GND
M/
S
BUSY
R
INT
R
A
0R
A
1R
A
2R
A
3R
A
4R
N/C
N/C
N/C
N/C
I
9
I
8
I
7
I
6
I
5
I
4
I
3
I
2
G
I
1
I
0
O
L
V
C
R
W
L
S
L
C
L
U
L
L
L
A
1
A
1
A
9
A
8
A
7
A
6
I
7
I
8
I
9
I
1
I
1
I
1
I
1
I
1
G
I
1
O
R
R
W
R
S
R
C
R
U
R
L
R
G
A
1
A
1
A
9
A
8
A
7
A
6
A
5
A
1
A
1
NOTES:
1. All Vcc pins must be connected to the power supply.
2. All GND pins must be connected to the ground supply.
3. This text does not indicate the actual part marking.
2944 drw 02
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
INDEX
11 10 9
12
8
7
6
5
4
3
2
1 84 83
33 34 35 36 37 38 39 40 41 42 43 44 45
V
CC
GND
I/O
0R
I/O
1R
I/O
2R
V
CC
I/O
3R
I/O
4R
I/O
5R
I/O
6R
I/O
7R
I/O
8R
GND
I/O
14L
I/O
15L
I/O
8L
I/O
9L
I/O
10L
I/O
11L
I/O
12L
I/O
13L
A
7L
A
6L
A
5L
A
4L
A
3L
A
2L
A
1L
A
0L
13
46 47 48 49 50 51 52 53
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
73
74
82 81 80 79 78 77 76 75
BUSY
L
GND
M/
S
BUSY
R
IDT70V25
J84-1
84-PIN PLCC
TOP VIEW(3)
INT
L
INT
R
A
0R
A
1R
A
2R
A
3R
A
4R
A
5R
A
6R
I
7
I
6
I
5
I
4
I
3
I
2
V
C
R
W
L
S
L
C
L
U
L
L
L
A
1
G
I
1
I
0
A
1
A
9
A
8
O
L
I
9
I
1
I
1
I
1
I
1
I
1
G
I
1
G
A
1
A
1
A
9
A
8
A
7
O
R
R
W
R
S
R
C
R
U
R
L
R
A
1
A
1
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