AD9639BCPZ-170 Ver la hoja de datos (PDF) - Analog Devices

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AD9639BCPZ-170

Quad, 12-Bit, 170 MSPS/210 MSPS Serial Output 1.8 V ADC

Analog Devices 

Data Sheet

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

AD9639

NC 1

TEMPOUT 2

RBIAS 3

AVDD 4

NC 5

NC 6

AVDD 7

VCM D 8

AVDD 9

VIN – D 10

VIN + D 11

AVDD 12

AVDD 13

AVDD 14

AVDD 15

CLK– 16

CLK+ 17

AVDD 18

PIN 1

INDICATOR

PIN 0 = EPAD = AGND

AD9639

TOP VIEW

(Not to Scale)

54 NC

53 PGM0

52 PGM1

51 PGM2

50 PGM3

49 NC

48 AVDD

47 VCM A

46 AVDD

45 VIN – A

44 VIN + A

43 AVDD

42 AVDD

41 AVDD

40 CSB

39 SCLK

38 SDI/SDIO

37 SDO

NOTES

1. NC = NO CONNECT.

2. THE EXPOSED PADDLE MUST BE SOLDERED TO THE GROUND PLANE

FOR THE LFCSP PACKAGE. SOLDERING THE EXPOSED PADDLE TO

THE PCB INCREASES THE RELIABILITY OF THE SOLDER JOINTS,

MAXIMIZING THE THERMAL CAPABILITY OF THE PACKAGE.

Figure 3. Pin Configuration

Table 7. Pin Function Descriptions

Pin No.

Mnemonic

0

AGND

1, 5, 6, 19, 36, 49, 54,

63, 72

2

3

4, 7, 9, 12, 13, 14, 15,

18, 20, 21, 41, 42, 43,

46, 48, 55, 57, 60, 61,

62, 64, 65, 66, 69, 71

8

10

11

16

17

22

23, 34

24, 33

25

26

27

28

29

30

NC

TEMPOUT

RBIAS

AVDD

VCM D

VIN − D

VIN + D

CLK−

CLK+

RESET

DRGND

DRVDD

DOUT + D

DOUT − D

DOUT + C

DOUT − C

DOUT + B

DOUT − B

Description

Analog Ground (Exposed Paddle). The exposed paddle must be soldered to the ground

plane. Soldering the exposed paddle to the PCB increases the reliability of the solder joints,

maximizing the thermal capability of the package.

No Connection.

Output Voltage to Monitor Temperature.

External Resistor to Set the Internal ADC Core Bias Current.

1.8 V Analog Supply.

Common-Mode Output Voltage Reference.

ADC D Analog Input Complement.

ADC D Analog Input True.

Clock Input Complement.

Clock Input True.

Reset Enable Pin. Resets the digital output timing.

Digital Output Driver Ground.

1.8 V Digital Output Driver Supply.

ADC D Digital Output True.

ADC D Digital Output Complement.

ADC C Digital Output True.

ADC C Digital Output Complement.

ADC B Digital Output True.

ADC B Digital Output Complement.

Rev. C | Page 9 of 36

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