74alvch16373dl NXP Semiconductors, 74alvch16373dl Datasheet - Page 3

• Manufacturer Part Number: 74alvch16373dl
• Description: 2.5v/3.3v 16-bit D-type Transparent Latch 3-state
• Manufacturer: NXP Semiconductors

H = HIGH voltage level
h = HIGH voltage level one set-up time prior to the HIGH-to-LOW LE transition
L = LOW voltage level
l
X = don’t care
Z = high impedance OFF-state
Philips Semiconductors
PIN DESCRIPTION
LOGIC DIAGRAM
FUNCTION TABLE (per section of eight bits)
1999 Sep 20
16-bit D-type transparent latch (3-State)
Enable and read register
(transparent mode)
Latch and read register
(hold mode)
Latch register and disable outputs
PIN NUMBER
2, 3, 5, 6, 8, 9,
13, 14, 16, 17,
36, 35, 33, 32,
47, 46, 44, 43,
28, 34, 39, 45
19, 20, 22, 23
30, 29, 27, 26
41, 40, 38, 37
4, 10, 15, 21,
7, 18, 31, 42
= LOW voltage level one set-up time prior to the HIGH-to-LOW LE transition
11, 12
24
25
48
1
OPERATING MODES
OPERATING MODES
1Q0 to 1Q7
2Q0 to 2Q7
2D0 to 2D7
1D0 to 1D7
1OE
SYMBOL
1D0
1LE
GND
1OE
2OE
V
2LE
1LE
CC
Output enable input
(active LOW)
Data inputs/outputs
Ground (0V)
Positive supply voltage
Data inputs/outputs
Output enable input
(active LOW)
Latch enable input (active
HIGH)
Data inputs
Data inputs
Latch enable input (active
HIGH)
TO 7 OTHER CHANNELS
NAME AND FUNCTION
D
LE
LATCH
1
LE
Q
nOE
H
H
L
L
L
L
1Q0
INPUTS
3
nLE
H
H
L
L
L
L
LOGIC SYMBOL
2OE
2D0
2LE
47
46
44
43
41
40
38
37
36
35
33
32
30
29
27
26
nDn
H
L
h
h
l
l
TO 7 OTHER CHANNELS
D
LE
LATCH
1D0
1D1
1D2
1D3
1D4
1D5
1D6
1D7
2D0
2D1
2D2
2D3
2D4
2D5
2D6
2D7
9
LE
Q
1OE
1LE
48
1
INTERNAL
LATCHES
2OE
2LE
24
25
H
H
H
L
L
L
74ALVCH16373
1Q0
1Q1
1Q2
1Q3
1Q4
1Q5
1Q6
1Q7
2Q0
2Q1
2Q2
2Q3
2Q4
2Q5
2Q6
2Q7
2Q0
SW00068
Product specification
SW00067
OUTPUTS
nQn
2
3
5
6
8
9
11
12
13
14
16
17
19
20
22
23
H
H
Z
Z
L
L