MC3487
Figure 3. Output Transition Times Test Circuit and Waveforms
Scope
Input
1/4
MC3487
51
3.0 V
Pulse generator characteristics
Zo = 50 Ω
PRR = 1.0 MHz
p 50% Duty Cycle
tTLH, tTHL 5 ns
CL
15 pF
RL =
100 Ω
Scope
Output
(Differential)
CL
CL includes probe
and jig capacitance
Input
Output
(Differential)
tTLH
90%
10%
3.0 V
0V
tTHL
Figure 4. Output Current versus Output Voltage
80
70
60
(Typical)
50
40
VCC = 5.25 V
VCC = 5.0 V
VCC = 4.75 V
30
20
TA = 25°C
10
0
0
1.0
2.0
3.0
4.0
VOH, OUTPUT VOLTAGE (V)
Figure 5. Output Sink Current versus
Output Voltage
80
70
60
(Typical)
50
VCC = 5.0 V
TA = 25°C
40
30
20
10
0
0 100 200 300 400 500 600 700 800
VOL, OUTPUT VOLTAGE – LOW (mV)
4
MOTOROLA ANALOG IC DEVICE DATA