CD4508BMS Просмотр технического описания (PDF) - Intersil
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CD4508BMS Datasheet PDF : 9 Pages
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CD4508BMS
Typical Performance Characteristics (Continued)
105
8
6
4
2
104
8
6
4
2
103
8
6
4
2
102
8
6
4
AMBIENT TEMPERATURE
(TA) = +25oC, tr, tf = 20ns
RL = 200kΩ
SUPPLY VOLTAGE
(VDD) = 15V
10V
10V
5V
CL = 50pF
2
CL = 15pF
10
10
2 4 68 2
101
4 68
2 4 68
2
102
103
4 68
104
INPUT FREQUENCY (fIN) (kHz)
FIGURE 8. TYPICAL POWER DISSIPATION AS A FUNCTION OF FREQUENCY
Waveforms and Test Circuits
STROBE
INPUT
tSU
tW(st)
tH
Dn
INPUT
tW(R)
RESET
OUTPUT
DISABLE
tPLH
Qn OUTPUT
tTLH
tPHL tPHL
tTHL
FIIGURE 9. TEST WAVEFORMS
tPLH
PULSE
GEN
D
VDD
STROBE Q0
DISABLE
D0
Q1
D1
D2
Q2
D3
RESET Q3
TEST ANY
OUTPUT 1kΩ
Q
50pF
VSS
50%
OUTPUT DISABLE
tPLZ
Q OUTPUT
Q OUTPUT
10%
90%
50%
tPLZ
90%
10%
tPHZ
CHAR.
tPHZ
tPLZ
tPZL
tPZH
tPZH
TEST VOLT.
AT D
AT Q
VDD
VSS
VSS
VDD
VSS
VDD
VDD
VSS
FIGURE 10. OUTPUT DISABLE TEST CIRCUIT AND WAVEFORMS
VDD
VSS
VDD
VOL
VOH
VSS
7-1155
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