N74F37D 查看數據表（PDF） - Philips Electronics
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N74F37D Datasheet PDF : 8 Pages
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Philips Semiconductors
Quad 2-input NAND buffer
Product specification
74F37
TYPE
74F37
TYPICAL
PROPAGATION
DELAY
3.5ns
TYPICAL
SUPPLY CURRENT
(TOTAL)
13mA
ORDERING INFORMATION
DESCRIPTION
COMMERCIAL RANGE
VCC = 5V ±10%,
Tamb = 0°C to +70°C
14-pin plastic DIP
N74F37N
14-pin plastic SO
N74F37D
PKG DWG #
SOT27-1
SOT108-1
PIN CONFIGURATION
D0a 1
D0b 2
Q0 3
D1a 4
D1b 5
Q1 6
GND 7
14 VCC
13 D3b
12 D3a
11 Q3
10 D2b
9 D2a
8 Q2
SF00001
INPUT AND OUTPUT LOADING AND FAN OUT TABLE
PINS
DESCRIPTION
74F (U.L.) HIGH/LOW
Dna, Dnb
Data inputs
1.0/2.0
Qn
Data outputs
750/106.6
NOTE: One (1.0) FAST unit load is defined as: 20µA in the High state and 0.6mA in the Low state.
LOGIC DIAGRAM
D0a 1
D0b 2
D1a 4
D1b 5
VCC = Pin 14
GND = Pin 7
D2a 9
D2b 10
12
D3a
D3b 13
LOGIC SYMBOL
3
Q0
6
Q1
8
Q2
11
Q3
SF00002
FUNCTION TABLE
INPUTS
Dna
Dnb
L
L
L
H
H
L
H
H
NOTES:
1. H = High voltage level
2. L = Low voltage level
IEC/IEEE SYMBOL
1
1 2 4 5 9 10 12 13
2
LOAD VALUE HIGH/LOW
20µA/1.2mA
15mA/64mA
OUTPUT
Qn
H
H
H
L
&
3
D0a D0bD1a D1bD2a D2b D3a D3b
Q0 Q1 Q2 Q3
4
6
5
9
8
10
12
3 6 8 11
13
VCC = Pin 14
GND = Pin 7
SF00003
11
SF00084
May 24, 1990
2
853–0051 99679
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