MC14501BCL Просмотр технического описания (PDF) - Motorola => Freescale
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MC14501BCL Datasheet PDF : 6 Pages
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0.01 µF CERAMIC
VDD 16
Vin
CL
8
IDD
CL
500 µF
CL
CL
50% DUTY CYCLE
20 ns
90% 90%
VDD
Vin
10%
10%
VSS
20 ns
Figure 1. Power Dissipation Test Circuit
and Waveform
PIN ASSIGNMENT
IN 1A 1
IN 2A 2
IN 3A 3
IN 4A 4
IN 1C 5
IN 2C 6
IN 3C 7
VSS 8
16 VDD
15 OUTB
14 OUTB
13 OUTA
12 IN 2B
11 IN 1B
10 OUTC
9 IN 4C
PULSE
GENERATOR
VDD
16
INPUT
(A) 8 VSS
OUTPUT
(B)
CL
INPUT (A)
20 ns
90%
50%
10%
20 ns
90%
50%
10%
tPHL
tPLH
OUTPUT (B)
90%
50%
10%
tTHL
90%
50%
10%
tTLH
VDD
VSS
VOH
VOL
Figure 2. Input “NAND” Gate Switching Time Test Circuit and Waveforms
OUTPUT (B)
PULSE INPUT (A)
GENERATOR
CL
OUTPUT (C)
CL
Output (B) = “NOR”
Output (C) = “NOR–Inverter”
All unused inputs
connected to ground.
20 ns
INPUT (A)
90%
50%
10%
tPHL
OUTPUT (B)
tTHL
tPLH
OUTPUT (C)
90%
50%
10%
tTLH
90%
50%
10%
tTLH
tTHL
VDD
VSS
tPLH
VOH
VOL
tPHL VOH
VOL
Figure 3. “NOR” Gate and “NOR–Inverter” Switching Time Test Circuit and Waveforms
MC14501UB
4
MOTOROLA CMOS LOGIC DATA
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