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HD74HC85P Datasheet(PDF) 5 Page - Renesas Technology Corp

Part # HD74HC85P
Description  4-bit Magnitude Comparator
PDF  8 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD74HC85P Datasheet(HTML) 5 Page - Renesas Technology Corp

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HD74HC85
Rev.2.00, Oct 06, 2005 page 5 of 7
Test Circuit
VCC
A3
VCC
Zout = 50
Input
A<B
CL = 50 pF
Output
CL = 50 pF
Output
A>B
A=B
Note: CL includes the probe and jig capacitance.
Pulse generator
CL = 50 pF
Output
A<B
B0
A0
B1
A1
B2
A2
B3
A>B
A=B
Waveforms
0 V
VCC
VOH
VOL
tPLH
tPHL
10 %
90 %
50 %
50 %
50 %
50 %
10 %
90 %
tr
tf
tTHL
10 %
90 %
tTLH
10 %
90 %
VOH
VOL
50 %
50 %
tTHL
10 %
90 %
tTLH
10 %
90 %
tPHL
tPLH
1. Input waveform: PRR
≤ 1 MHz, Zo = 50 Ω, tr ≤ 6 ns, tf ≤ 6 ns
2. The output are measured one at a time with one transition per measurement.
Notes:
Input
Same-phase output
Inverse-phase output



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