參數(shù)資料
型號: 74LVCH16244A
廠商: NXP Semiconductors N.V.
英文描述: 16-bit buffer/line driver;5V input/output tolerant (3-State)(5V輸入/輸出容限的16位緩沖器/線驅(qū)動器(三態(tài)))
中文描述: 16位緩沖器/線路驅(qū)動器,5V的輸入/輸出寬容(3態(tài))(5V的輸入/輸出容限的16位緩沖器/線驅(qū)動器(三態(tài)))
文件頁數(shù): 3/10頁
文件大?。?/td> 78K
代理商: 74LVCH16244A
Philips Semiconductors
16-bit buffer/line driver; 5V input/output tolerant
(3-State)
Product specification
74LVC16244A/
74LVCH16244A
1997 Oct 28
3
PIN DESCRIPTION
PIN NUMBER
SYMBOL
NAME AND FUNCTION
1
1OE
Output enable input
(active LOW)
2, 3, 5, 6
1Y0 to 1Y3
Data outputs
4, 10, 15, 21,
28, 34, 39, 45
GND
Ground (0V)
7, 18, 31, 42
V
CC
Positive supply voltage
8, 9, 11, 12
2Y0 to 2Y3
Data outputs
13, 14, 16, 17
3Y0 to 3Y3
Data outputs
19, 20, 22, 23
4Y0 to 4Y3
Data outputs
24
4OE
Output enable input
(active LOW)
25
3OE
Output enable input
(active LOW)
30, 29, 27, 26
4A0 to 4A3
Data inputs
36, 35, 33, 32
3A0 to 3A3
Data inputs
41, 40, 38, 37
2A0 to 2A3
Data inputs
47, 46, 44, 43
1A0 to 1A3
Data inputs
48
2OE
Output enable input
(active LOW)
LOGIC SYMBOL
47
46
44
43
1
2
3
5
6
1A0
1A1
1A2
1A3
1OE
1Y0
1Y1
1Y2
1Y3
36
35
33
32
25
13
14
16
17
3A0
3A1
3A2
3A3
3OE
3Y0
3Y1
3Y2
3Y3
41
40
38
37
48
8
9
11
12
2A0
2A1
2A2
2A3
2OE
2Y0
2Y1
2Y2
2Y3
30
29
27
26
24
19
20
22
23
4A0
4A1
4A2
4A3
4OE
4Y0
4Y1
4Y2
4Y3
SW00195
FUNCTION TABLE
INPUTS
OUTPUT
nOE
nAn
nYn
L
L
L
L
H
H
H
X
Z
H = HIGH voltage level
L = LOW voltage level
X = don’t care
Z = high impedance OFF-state
LOGIC SYMBOL (IEEE/IEC)
SW00056
48
1EN
1
46
44
43
41
40
38
37
36
2EN
3EN
4EN
2
3
4
1
25
24
47
35
33
32
30
29
27
26
3
2
5
6
8
9
11
12
13
14
16
17
19
20
22
23
1OE
2OE
3OE
4OE
1A0
1A1
1A2
1A3
2A0
2A1
2A2
3A0
3A1
3A2
3A3
4A0
4A1
4A2
4A3
1Y0
1Y1
1Y2
1Y3
2Y0
2Y1
2Y2
2Y3
3Y0
3Y1
3Y2
3Y3
4Y0
4Y3
2A3
4Y1
4Y2
1
1
1
1
BUSHOLD CIRCUIT
To internal circuit
V
CC
Data Input
SW00044
相關(guān)PDF資料
PDF描述
74LVC16244 Quadruple 2-Line To 1-Line Data Selectors/Multiplexers With 3-State Outputs 16-SOIC -40 to 85
74LVC16245ADGG 16-bit bus transceiver with direction pin; 5 V tolerant; 3-state
74LVC16245ADL 16-bit bus transceiver with direction pin; 5 V tolerant; 3-state
74LVC16245AEV 16-bit bus transceiver with direction pin; 5 V tolerant; 3-state
74LVCH16245ADGG 16-bit bus transceiver with direction pin; 5 V tolerant; 3-state
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