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HA17901A_15 Datasheet, PDF (8/18 Pages) Renesas Technology Corp – Quadruple Comparators
HA17901A Series
4. Voltage gain (AV) test circuit (RL = 15 kΩ)
+V
VCC
20k
Vin
RL 15k
10k
30k
+
10µ −
+
20k
−
VO
50 50
−V
AV
=
20
log
VO1
VIN1
−
−
VO2
VIN2
(dB)
5. Response time (tR) test circuit
VCC
+V Vin
24k
50
P.G
VR
5k
30k
50
−V
− RL 5.1k
+
120k SW
VO
12V
tR: RL = 5.1 kΩ, a 100 mV input step voltage that has a 5 mV overdrive
 With VIN not applied, set the switch SW to the off position and adjust VR so that VO is in the vicinity of 1.4 V.
 Apply VIN and turn the switch SW on.
90%
10%
tR
Rev.1.00 Mar 10, 2006 page 6 of 15