SP782 データシートの表示（PDF） - Signal Processing Technologies
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SP782 Datasheet PDF : 16 Pages
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AC CHARACTERISTICS*
(Typical @ 25°C and nominal supply voltages unless otherwise noted)
PARAMETER
MIN. TYP.
SP782 POWER-UP DELAY TIME
±10V OUTPUT
tDVDD; VDD Power On Delay
tDVSS; VSS Power-On Delay
1000
1000
±5V OUTPUT
tDVDD; VDD Power On Delay
10
tDVSS; VSS Power-On Delay
150
SP782 OUTPUT DELAY TIME
tSD1; Switching Delay
from ±10V to ±5V
tSD2; Switching Delay
from ±5V to ±10V
1000
500
SP784 POWER-UP DELAY TIME
±10V OUTPUT
tDVDD; VDD Power On Delay
tDVSS; VSS Power-On Delay
±5V OUTPUT
tDVDD; VDD Power On Delay
tDVSS; VSS Power-On Delay
5
5
10
1000
SP784 OUTPUT DELAY TIME
tSD1; Switching Delay
10
from ±10V to ±5V
tSD2; Switching Delay
2
from ±5V to ±10V
MAX.
UNITS
CONDITIONS
µs RL = 1kΩ
µs RL = 1kΩ
µs RL = 1kΩ
µs RL = 1kΩ
µs RL = 1kΩ
µs RL = 1kΩ
ms RL = 1kΩ
ms RL = 1kΩ
µs RL = 1kΩ
µs RL = 1kΩ
ms RL = 1kΩ
ms RL = 1kΩ
* - Using the charge pump capacitor values specified in the previous pages for each device.
+10V
C2+
(a)
GND
GND
C2–
(b)
–10V
+5V
C2+
GND
GND
C2–
–5V
Figure 1. Charge Pump Waveforms
SP782/SP784 DS/08
SP782/784 Programmable Charge Pump
4
© Copyright 2000 Sipex Corporation
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