74HCT32 Datasheet, PDF (4/8 Pages) ON Semiconductor – Quad 2−Input OR Gate with LSTTL−Compatible Inputs

74HCT32
Switching Characteristics
Symbol
t_PD
t_t
Parameter
Propagation
Delay A_N to Y_N
Transition Time
Test
Conditions
Figure 1
C_L = 50pF
Figure 1
C_L = 50pF
V_CC
4.5V
4.5V
T_A = +25°C
-40°C to +85°C -40°C to +125°C
Unit
Min Typ Max
Max
Max
—
11
24
30
36
ns
—
7
15
19
22
ns
Operating Characteristics (@T_A = +25°C, unless otherwise specified.)
Parameter
V_CC = 5.5 V
Test Conditions
Unit
Typ
Power Dissipation
C_pd
Capacitance per Gate
f = 1 MHz
28
pF
C_I
Input Capacitance ^VI ^{= V}CC ^{– or GND}
4
pF
Parameter Measurement Information
Vcc
4.5V
Inputs
V_I
t_r/t_f
3.0V
3ns
V_M
1.5V
C_L
V_OH/2
Voltage Waveform
Pulse Duration
Notes:
A. Includes test lead and test apparatus capacitance.
B. All pulses are supplied at pulse repetition rate ≤ 1 MHz.
C. Inputs are measured separately one transition per measurement.
D. t_PLH and t_PHL are the same as t_PD.
Voltage Waveform
Propagation Delay Times
Inverting and Non Inverting Outputs
Figure 1 Load Circuit and Voltage Waveforms
74HCT32
Document number: DS35334 Rev. 3 - 2
4 of 8
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January 2013
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