74VHC20 STMICROELECTRONICS [STMicroelectronics], 74VHC20 Datasheet - Page 4
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74VHC20
Manufacturer Part Number
74VHC20
Description
DUAL 4-INPUT NAND GATE
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.74VHC20.pdf
(7 pages)
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74VHC20
TEST CIRCUIT
C
R
WAVEFORM: PROPAGATION DELAYS (f=1MHz; 50% duty cycle)
4/7
L
T
= 15/50 pF or equivalent (includes jig and probe capacitance)
= Z
OUT
of pulse generator (typically 50 )