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參數(shù)資料
| 型號： | 74F8963 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 9-Bit latched bidirectional Futurebus transceivers open-collector |
| 中文描述： | 9位鎖存雙向Futurebus收發(fā)器集電極開路 |
| 文件頁數(shù)： | 2/10頁 |
| 文件大?。?/td> | 97K |
| 代理商： | 74F8963 |
Philips Semiconductors FAST Products
Product specification
74F8962/8963
9-Bit latched bidirectional Futurebus transceivers
(open-collector)
March 11, 1993
2
PIN CONFIGURATION FLATPACK AND PLCC
IEC/IEEE SYMBOL
74F8962
6
5
4
3
2
1
39
38
37
36
35
34
13
12
11
10
9
8
24
22
23
21
20
19
44
33
18
7
AO0
AI1
AO1
GND
AI0
V
CC
OEBA
AO7
AI7
GND
28
26
27
25
43
42
41
40
LEBA BO
GND
B1
32
31
30
29
17
16
15
14
AI2
AO2
A13
AO3
AI4
GND
AO4
AI5
AO5
AI6
AO6
AI8 AO8
V
CC
LEAB OEAB B8
GND
B7
GND
B2
GND
B3
GND
B4
GND
B5
GND
B6
GND
74F8962
42
EN1
EN2
EN3
EN4
1
24
25
43
44
40
38
36
34
32
30
28
26
2
3
4
5
7
8
9
10
11
13
14
15
16
17
19
20
21
22
2
4
3D
PIN DESCRIPTION
SYMBOL
PINS
TYPE
NAME AND FUNCTION
AI0 – AI8
2, 4, 7, 9, 11, 14, 16, 19, 21
Input
PNP latched inputs.
B0 – B8
42, 40, 38, 36, 34, 32, 30, 28, 26
I/O
Data input / open collector output, high current drives.
OEAB
25
Input
Output enable input. Enables the B outputs when low.
OEBA
44
Input
Output enable input. Enables the A outputs when high.
LEAB
24
Input
Latch enable input. Enables the AB latches low.
LEBA
43
Input
Latch enable input. Enables the BA latches low.
AO0 – AO8
3, 5, 8, 10, 13, 15, 17, 20, 22
Output
TTL 3–state outputs.
GND
6, 12, 18, 27, 29, 31, 33, 35, 37, 39, 41
Ground
Grounds
V
CC
1, 23
Power
Positive supply voltages
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