UCD3138RGCT datasheet(8/89 Pages) TI1

Part #	UCD3138RGCT

Description	Highly Integrated Digital Controller for Isolated Power

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UCD3138RGC

(64 QFN)

1

AGND

2

AD13

3

AD12

4

AD10

5

AD07

6

AD06

7

AD04

8

AD03

9

V33DIO

10

/RESET

11

ADC_EXT_TRIG/TCAP/SYNC/PWM0

12

SCI_RX0

13

SCI_TX0

14

DGND

15

PMBUS_CLK/SCI_TX0

16

PMBUS_DATA/SCI_RX0

48

AGND

47

V33D

46

BP18

45

V33DIO

44

DGND

43

FAULT3

42

FAULT2

41

TCAP

40

TMS

39

TDI/SCI_RX0/PMBUS_CTRL/FAULT1

38

TDO/SCI_TX0/PMBUS_ALERT/FAULT0

37

TCK/TCAP/SYNC/PWM0

36

FAULT1

35

FAULT0

34

INT_EXT

33

DGND

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

64

63

62

61

60

59

58

57

56

55

54

53

52

51

50

49

8

UCD3138

SLUSAP2G – MARCH 2012 – REVISED SEPTEMBER 2016

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Product Folder Links: UCD3138

Pin Configuration and Functions

FEATURE

UCD3138 64 PIN

(RGC)

UCD3138 40 PIN

(RHA/RMH/RJA)

UART (SCI)

2

1(1)

PMBus

√

Timers

4 (16 bit) and 1 (24 bit)

Timer PWM outputs

2

1

Timer capture inputs

1

1(1)

Watchdog

√

On chip oscillator

√

Power-on reset and brown-out reset

√

Package offering

64 Pin QFN (9 mm × 9 mm) 40 Pin QFN (6 mm × 6 mm)

Sync IN and sync OUT functions

√

Total GPIO (includes all pins with multiplexed functions such as, DPWM, fault

inputs, SCI, and so forth)

30

18

External interrupts

1

0

4

Pin Configuration and Functions

Figure 4-1. UCD3138RGC 64 QFN Pin Attributes

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UCD3138RGCT Datasheet(PDF) 8 Page - Texas Instruments

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