AD9816

–7–

REV. A

PIN FUNCTION DESCRIPTIONS

Pin

Pin Name

Type

Description

1

AVDD

P

+5 V Analog Supply.

2

AVSS

P

Analog Ground.

3, 4

CAPT

AO

Reference Decoupling.

5, 6

CAPB

AO

Reference Decoupling.

7

VREF

AO

Internal Reference Output.

8

CML

AO

Internal Bias Level.

9

VINR

AI

Analog Input, Red Channel.

10

AVSS

P

Analog Ground.

11

VING

AI

Analog Input, Green Channel.

12

AVSS

P

Analog Ground.

13

VINB

AI

Analog Input, Blue Channel.

14

AVSS

P

Analog Ground.

15

AVDD

P

+5 V Analog Supply.

16

OFFSET

AI

Clamp bias level in CDS mode.

Offset adjustment input in SHA

mode.

17

CDSCLK1

DI

CDS Reset Level Sampling

Clock.

18

CDSCLK2

DI

CDS Data Level Sampling

Clock.

19

ADCCLK

DI

A/D Converter Sampling Clock.

20

DVSS

P

Digital Ground.

21

DVDD

P

+5 V Digital Supply.

22

NC

No Connect.

23

SCLK

DI

Clock Input for Serial Interface.

24

SDATA

DIO

Serial Data Input-Output.

25

SLOAD

DI

Load Pulse for Serial Interface.

26

DVSS

P

Digital Ground.

27

DB0

DO

Data Output (LSB).

28–32

DB1–DB5

DO

Data Outputs.

33

DRVSS

P

Digital Driver Ground.

34

DRVDD

P

Digital Driver Supply.

35–39

DB6–DB10

DO

Data Outputs.

40

DB11

DO

Data Output (MSB).

41

OEB

DI

Output Enable, Active Low.

42

NC

No Connect.

43

PGAOUT_C AO

PGA Output, Negative. This

pin should be left unconnected

except during evaluation.

44

PGAOUT_T AO

PGA Output, Positive. This pin

should be left unconnected

except during evaluation.

NOTES

See Applications Information for circuit configurations.

TYPE: AI = Analog Input, AO = Analog Output, DI = Digital Input,

DO = Digital Output, DIO = Digital Input/Output, P = Power.

PIN CONFIGURATION

PIN 1

IDENTIFIER

TOP VIEW

(Not to Scale)

NC = NO CONNECT

DRVSS

DB5

DB4

DB3

DB2

DB1

DB0 (LSB)

DVSS

SLOAD

SDATA

SCLK

AVDD

AVSS

CAPT

CAPT

CAPB

CAPB

VREF

CML

VINR

AVSS

VING

AD9816

34

35

36

37

38

39

40

41

42

43

44

1

2

3

4

5

6

7

8

9

10

11

12 13 14 15 16 17 18 19 20 21 22

33

32

31

30

29

28

27

26

25

24

23