OUTP_Q_FILT

OUTM_Q_FILT

AVSS

RDY

SCLK

SDIN

SDOUT

NC

STE

RESET

NC

AUX2

OUTP_FILT

OUTM_FILT

AVDD

AVSS

NC

NC

VSENSEM_R0

VSENSEM_R1

AVSS

INP1

INM1

INP2

INM2

AVSS

INP_R

INM_R

AVSS

INP3

INM3

INP4

INM4

AVSS

AUX1

VLDO

VREF

AVDD

DAC_OUT

DAC_FILT_IN

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

60

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

43

42

41

AFE4300

www.ti.com

SBAS586B – JUNE 2012 – REVISED JUNE 2013

PIN CONFIGURATION

PN PACKAGE

TQFP-80

(TOP VIEW)

PIN ASSIGNMENTS

PIN

INPUT/

NAME

NUMBER

OUTPUT

DESCRIPTION

AAUX1

15

I

Auxiliary input to the ADC

AAUX2

51

I

Auxiliary input to the ADC

AVDD

18, 46, 80

Supply (3.3 V)

1, 6, 9, 14, 21, 32,

AVSS

—

Ground

45, 60, 77

CLK

79

I

1-MHz clock

DAC_FILT_IN

20

I

Current generator input. Connect ac blocking capacitor between this pin and pin 19.

DACOUT

19

O

DAC output. Connect ac blocking capacitor between this pin and pin 20.

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