AD9238BSTZRL-20(RevC) データシートの表示（PDF） - Analog Devices

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AD9238BSTZRL-20
(Rev.:RevC)

12-Bit, 20 MSPS/40 MSPS/65 MSPS Dual A/D Converter

Analog Devices 

AD9238

PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS

64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49

AGND 1

VIN+_A 2

VIN–_A 3

AGND 4

AVDD 5

REFT_A 6

REFB_A 7

VREF 8

SENSE 9

REFB_B 10

REFT_B 11

AVDD 12

AGND 13

VIN–_B 14

VIN+_B 15

AGND 16

PIN 1

IDENTIFIER

AD9238

64-LEAD LQFP

TOP VIEW

(Not to Scale)

48 D4_A

47 D3_A

46 D2_A

45 D1_A

44 D0_A (LSB)

43 DNC

42 DNC

41 DRVDD

40 DRGND

39 OTR_B

38 D11_B (MSB)

37 D10_B

36 D9_B

35 D8_B

34 D7_B

33 D6_B

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

DNC = DO NOT CONNECT

Figure 3. 64-Lead LQFP Pin Configuration

AGND 1

VIN+_A 2

VIN–_A 3

AGND 4

AVDD 5

REFT_A 6

REFB_A 7

VREF 8

SENSE 9

REFB_B 10

REFT_B 11

AVDD 12

AGND 13

VIN–_B 14

VIN+_B 15

AGND 16

PIN 1

INDICATOR

AD9238

64-LEAD LFCSP

TOP VIEW

(Not to Scale)

48 D4_A

47 D3_A

46 D2_A

45 D1_A

44 D0_A (LSB)

43 DNC

42 DNC

41 DRVDD

40 DRGND

39 OTR_B

38 D11_B (MSB)

37 D10_B

36 D9_B

35 D8_B

34 D7_B

33 D6_B

NOTES

1. THERE IS AN EXPOSED PAD THAT MUST CONNECT TO AGND.

2. DNC = DO NOT CONNECT.

Figure 4. 64-Lead LFCSP Pin Configuration

Rev. C | Page 8 of 48

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