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參數(shù)資料
| 型號： | VCH2373APWDH |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | Octal D-type transparent latch with 5-volt tolerant inputs/outputs; damping resistor 3-State |
| 中文描述： | LVC/LCX/Z SERIES, OCTAL 1-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| 封裝： | 4.40 MM, PLASTIC, SOT-360-1, TSSOP-20 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 117K |
| 代理商： | VCH2373APWDH |
Philips Semiconductors
Product specification
74LVC2373A
74LVCH2373A
Octal D-type transparent latch with 5-volt tolerant
inputs/outputs; damping resistor (3-State)
1997 Mar 12
3
PIN CONFIGURATION
SV00657
Q0
Q1
Q2
Q3
GND
Q4
Q5
Q6
Q7
D0
D1
D2
D3
V
CC
D4
D5
D6
D7
LE
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
OE
PIN DESCRIPTION
PIN NUMBER
SYMBOL
FUNCTION
1
OE
Output enable input (active LOW)
2, 5, 6, 9, 12,
15, 16, 19
Q0–Q7
3-State latch outputs
3, 4, 7, 8, 13,
14, 17, 18
D0–D7
Data inputs
10
GND
Ground (0V)
11
LE
Latch enable input (active HIGH)
20
V
CC
Positive supply voltage
LOGIC SYMBOL (IEEE/IEC)
SV00659
2
5
6
9
12
15
16
19
3
4
7
8
13
14
17
18
C1
EN1
1D
11
1
LOGIC SYMBOL
SV00658
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
D0
D1
D2
D3
D4
D5
D6
D7
LE
2
5
6
9
12
15
16
19
11
3
4
7
8
13
14
17
18
1
OE
FUNCTIONAL DIAGRAM
SV00660
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
D0
D1
D2
D3
D4
D5
D6
D7
LE
1
LATCH
1 to 8
3–STATE
OUTPUTS
2
5
6
9
12
15
16
19
3
4
7
8
13
14
17
18
11
OE
FUNCTION TABLE
OPERATING
MODES
INPUTS
LE
INTERNAL
LATCHES
OUTPUTS
Q0 to Q7
OE
Dn
Enable and
read register
(transparent
mode)
L
L
H
H
L
H
L
H
L
H
Latch and read
register
Latch register
and disable
outputs
H =
HIGH voltage level
h
=
HIGH voltage level one set-up time prior to the HIGH-to-LOW
LE transition
L
=
LOW voltage level
I
=
LOW voltage level one set-up time prior to the HIGH-to-LOW
LE transition
X =
Don’t care
Z =
High impedance OFF-state
L
L
L
L
I
h
L
H
L
H
H
H
L
L
I
h
L
H
Z
Z
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