Dual 4-input NAND gate
INTEGRATED CIRCUITS
74F20 Dual 4-input NAND gate
Product specification IC15 Data Handbook 1989 Mar 03
Philips Semicond...
Description
INTEGRATED CIRCUITS
74F20 Dual 4-input NAND gate
Product specification IC15 Data Handbook 1989 Mar 03
Philips Semiconductors
Philips Semiconductors
Product specification
Dual 4-input NAND gate
74F20
TYPE
TYPICAL PROPAGATION DELAY 3.5ns
TYPICAL SUPPLY CURRENT (TOTAL) 2.2mA
PIN CONFIGURATION
D0a D0b NC 1 2 3 4 5 6 7 14 13 12 11 10 9 8 VCC D1d D1c NC D1b D1a Q1
74F20
ORDERING INFORMATION
DESCRIPTION 14-pin plastic DIP 14-pin plastic SO COMMERCIAL RANGE VCC = 5V ±10%, Tamb = 0°C to +70°C N74F20N N74F20D PKG DWG # SOT27-1
D0c D0d Q0 GND
SF00065
SOT108-1
INPUT AND OUTPUT LOADING AND FAN-OUT TABLE
PINS Dna, Dnb, Dnc, Dnd Q0, Q1 Data inputs Data outputs DESCRIPTION 74F (U.L.) HIGH/LOW 1.0/1.0 50/33 LOAD VALUE HIGH/LOW 20µA/0.6mA 1.0mA/20mA
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 D0b D0c D0d 1 2 6 4 5 Q0
FUNCTION TABLE
INPUTS Dna L X X
9 10 8 12 13 Q1
OUTPUT Dnd X X X L H Qn H H H H L X X L X H
Dnb X L X X
Dnc
X
D1a D1b D1c VCC = Pin 14 GND = Pin 7 D1d
H H NOTES: H = High voltage level L = Low voltage level X = Don’t care
SF00066
LOGIC SYMBOL
1 2 4 5 9 10 12 13
IEC/IEEE SYMBOL
1 2
&
6
D0a D0b D0c D0d D1a D1b D1c D1d
4 5
Q0 Q1 VCC = Pin 14 GND = Pin 7 6 8 9
SF00067
10 8 12 13
SF00068
March 3, 1989
2
853–0332 95935
Philips Semiconductors
Product specification
Dual 4-input NAND gate
74F20
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limits set forth in this table may im...
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