参数资料
型号: IDT7007L55PFI
厂商: IDT, Integrated Device Technology Inc
文件页数: 4/21页
文件大小: 0K
描述: IC SRAM 256KBIT 55NS 80TQFP
标准包装: 45
格式 - 存储器: RAM
存储器类型: SRAM - 双端口,异步
存储容量: 256K (32K x 8)
速度: 55ns
接口: 并联
电源电压: 4.5 V ~ 5.5 V
工作温度: 0°C ~ 70°C
封装/外壳: 80-LQFP
供应商设备封装: 80-TQFP(14x14)
包装: 托盘
其它名称: 7007L55PFI
IDT7007S/L
High-Speed 32K x 8 Dual-Port Static RAM
Pin Configurations (1,2,3) (con't.)
Military, Industrial and Commercial Temperature Ranges
51
50
48
46 44 42
40 38
36
11
A 5L
A 4L
A 2L
A 0L BUSY L
M/ S
INT R
A 1R
A 3R
11/06/01
53
52
49
47
45 43 41
39 37
35
34
10
A 7L
A 6L
A 3L
A 1L
INT L
GND BUSY R
A 0R
A 2R
A 4R
A 5R
55
54
32
33
09
08
A 9L
57
A 11L
59
A 8L
56
A 10L
58
A 7R
30
A 9R
28
A 6R
31
A 8R
29
07
06
05
04
V CC
61
A 14L
63
SEM L
65
OE L
A 12L
60
A 13L
62
CE L
64
R/ W L
IDT7007G
G68-1 (4)
68-Pin PGA
Top View (5)
A 11R
26
GND
24
A 14R
22
SEM R
A 10R
27
A 12R
25
A 13R
23
CE R
03
67
I/O 0L
66
N/C
20
OE R
21
R/ W R
,
68
1 3
5 7 9
11 13 15
18 19
02
I/O 1L
I/O 2L I/O 4L
GND
I/O 7L GND
I/O 1R
V CC I/O 4R
I/O 7R
N/C
2
4
6
8
10 12 14 16
17
01
I/O 3L I/O 5L
I/O 6L
V CC I/O 0R
I/O 2R
I/O 3R I/O 5R
I/O 6R
A
B
C
D
E
F
G
H
J
K
L
INDEX
NOTES:
1. All Vcc pins must be connected to power supply
2. All GND pins must be connected to ground.
3. Package body is approximately 1.8 in x 1.8 in x .16 in.
Pin Names
2940 drw 04
4. This package code is used to reference the package diagram.
5. This text does not indicate orientation of the actual part marking.
Left Port
CE L
R/ W L
OE L
A 0L - A 14L
I/O 0L - I/O 7L
SEM L
INT L
BUSY L
Right Port
CE R
R/ W R
OE R
A 0R - A 14R
I/O 0R - I/O 7R
SEM R
INT R
BUSY R
M/ S
V CC
GND
Names
Chip Enables
Read/Write Enable
Output Enable
Address
Data Input/Output
Semaphore Enable
Interrupt Flag
Busy Flag
Master or Slave Select
Power
Ground
2940 tbl 01
4
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