TDA8785 datasheet(3/24 Pages) PHILIPS

Part #	TDA8785

Description	8-bit high-speed analog-to-digital converter with gain and offset controls

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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3 / 24 page

1997 Dec 18

3

Philips Semiconductors

Product speciﬁcation

8-bit high-speed analog-to-digital converter

with gain and offset controls

TDA8785

BLOCK DIAGRAM

Fig.1 Block diagram.

handbook, full pagewidth

MBG681

21

43

44

37

38

42

41

OFFSET

AMPLIFIER

GAIN

39

40

ADC

TTL

OUTPUTS

8

26 to 33

REGULATORS

6

7

36

5

35

34

9

8

VCCA

10

11

8

12 to 19

DAC

20

22

CLOCK

DRIVER

CLOCK

DRIVER

23

25

24

1

2

3

4

TDA8785

VCCA1

VCCA2

AGND1

AGND2

DEC2

VRB

VDACO(n)

VDACO(p)

VFSDAC(p)

VFSDAC(n)

VCCD

VCCO

OGND

OF

B

DEC1

Vref

VSOFF(p)

VSOFF(n)

VFSAD(p)

VFSAD(n)

VFOFF(n)

VFOFF(p)

Vi(p)

Vi(n)

CLKDAC

DA7 to DA0

AD0 to AD7

DGND

CLKADC

150

Ω

150

Ω

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TDA8785 Datasheet(PDF) 3 Page - NXP Semiconductors

TDA8785 Datasheet(HTML) 3 Page - NXP Semiconductors

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