ADD8701 datasheet(6/8 Pages) AD

6 / 8 page

REV. 0

–6–

ADD8701

CAPACITIVE LOAD – pF

180

200

1,200

400

600

800

1,000

160

140

120

100

VCOM

CHANNELS 1 AND 2

CHANNELS 3 TO 9

CHANNELS 11 AND 12

VDD = 7V

RL = 2k

TPC 20. Input-Output Phase

Shift vs. Capacitive Load

TEMPERATURE – C

–40

VDD = 16V

RNULL = 33

CL = 100pF

VCOM SLEW RATE RISING

VCOM SLEW RATE FALLING

TPC 23. Slew Rate vs. Temperature

SETTLING TIME – ns

–12

400

1,400

600

800

1,000

1,200

–4

–8

+tS (0.1%)

VCOM

VDD = 8V

RL = 5k

CL = 100pF

RNULL = 33

TA = 25 C

–tS (0.1%)

TPC 26. Settling Time vs. Step Size

CAPACITIVE LOAD – pF

180

200

1,200

400

600

800

1,000

160

140

120

100

VCOM

CHANNEL 1

CHANNEL 3

CHANNEL 11

VDD = 16V

RL = 2k

TPC 21. Input-Output Phase

Shift vs. Capacitive Load

7V < VDD < 16V

ROUT SERIES = 33

CLOAD = 0.1 F

TIME – 20 s/DIV

TPC 24. Small Signal Transient

Response

TIME – 40 s/DIV

TPC 27. No Phase Reversal

FREQUENCY – Hz

–30

100k

30M

10M

–10

–20

50pF

1040pF

–40

–50

540pF

100pF

VDD = 16V

BUFFERS 10 TO 12

TPC 19. Frequency Response

vs. Capacitive Loading

TIME – 2 s/DIV

VDD = 16V

TPC 22. Large-Signal Transient

Response

CAPACITIVE LOAD – pF

100

10k

100

+OS

–OS

VDD = 8V

VIN = 50mV

RL = 2k

TA = 25 C

TPC 25. Small-Signal Overshoot

vs. Capacitive Load

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