參數(shù)資料
型號: I74F777N
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: Triple bidirectional latched bus transceiver 3-State open collector
中文描述: F/FAST SERIES, 3-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDIP20
封裝: 0.300 INCH, PLASTIC, DIP-20
文件頁數(shù): 3/12頁
文件大?。?/td> 98K
代理商: I74F777N
Philips Semiconductors
Product specification
74F777
Triple bidirectional latched bus transceiver (3–State +
Open Collector)
May 19, 1992
3
PIN CONFIGURATION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
LE0
LE1
OEA0
A0
GND
A1
A2
V
CC
LE2
OEA1
OEA2
V
X
GND
B0
B1
B2
GND
OEB0
OEB1
OEB2
SF00432
PIN CONFIGURATION PLCC
3
2
1
20
19
18
17
16
15
14
8
7
6
5
13
12
11
10
9
4
PLCC
OEA0
A0
OEA1
A1
GND
B0
B1
B2
GND
OEA2
L
L
L
V
V
A
G
O
O
O
SF00433
LOGIC SYMBOL
1
2
3
4
6
8
17 16 15
12
OEA0
OEA1
OEA2
OEB0
LE0
LE1
LE2
OEB1
11
19
OEB2
V
X
B0 B1
B2
5 7 9
A0
A1
A2
13
V
= Pin 20, V
= Pin 19,
GND = Pin 10, 14, 18
SF00434
LOGIC DIAGRAM
LE
A0
B0
OEB0
Data
Q
LE0
OEA0
17
13
1
5
4
LE
A1
B1
OEB1
Data
Q
LE1
OEA1
16
12
2
7
6
LE
A2
B2
OEB2
Data
Q
LE2
OEA2
15
11
3
9
8
V
=
Pin 20, V
= Pin 19,
GND = Pin 10, 14, 18
SF00436
IEC/IEEE SYMBOL
EN
ID
C1
EN
13
1
5
4
12
2
7
6
11
3
9
8
17
16
15
SF00435
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