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UCD3138ARJAT Datasheet(PDF) 9 Page - Texas Instruments

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Part # UCD3138ARJAT
Description  Highly-Integrated Digital Controller for Isolated Power
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

UCD3138ARJAT Datasheet(HTML) 9 Page - Texas Instruments

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UCD3138A
www.ti.com
SLUSC66C – MARCH 2015 – REVISED SEPTEMBER 2016
Submit Documentation Feedback
Product Folder Links: UCD3138A
Pin Configuration and Functions
Copyright © 2015–2016, Texas Instruments Incorporated
Table 4-1. UCD3138A RGC Pin Functions (continued)
PIN NO.
NAME
PRIMARY ASSIGNMENT
ALTERNATE ASSIGNMENT
CONFIGURABLE
AS A GPIO?
NO. 1
NO. 2
NO. 3
NO. 4
18
DPWM0B
DPWM 0B output
Yes
19
DPWM1A
DPWM 1A output
Yes
20
DPWM1B
DPWM 1B output
Yes
21
DPWM2A
DPWM 2A output
Yes
22
DPWM2B
DPWM 2B output
Yes
23
DPWM3A
DPWM 3A output
Yes
24
DPWM3B
DPWM 3B output
Yes
25
DGND
Digital ground
26
SYNC
DPWM Synchronize pin
TCAP
ADC_EXT_TRIG
PWM0
DTC1
Yes
27
PMBUS_ALERT
PMBus Alert (Open Drain)
Yes
28
PMBUS_CTRL
PMBus Control (Open Drain)
Yes
29
SCI_TX1
SCI TX 1
PMBUS_ALERT
Yes
30
SCI_RX1
SCI RX 1
PMBUS_CTRL
Yes
31
PWM0
General purpose PWM 0
Yes
32
PWM1
General purpose PWM 1
Yes
33
DGND
Digital ground
34
INT_EXT
External Interrupt
Yes
35
FAULT0
External fault input 0
Yes
36
FAULT1
External fault input 1
Yes
37
TCK
JTAG TCK
TCAP
SYNC
PWM0
DTC0
Yes
38
TDO
JTAG TDO
SCI_TX0
PMBUS_ALERT
FAULT0
DTC1
Yes
39
TDI
JTAG TDI
SCI_RX0
PMBUS_CTRL
FAULT1
DTC0
Yes
40
TMS
JTAG TMS
Yes
41
TCAP
Timer capture input
Yes
42
FAULT2
External fault input 2
Yes
43
FAULT3
External fault input 3
Yes
44
DGND
Digital ground
45
V33DIO
Digital I/O 3.3V core supply
46
BP18
1.8V Bypass
47
V33D
Digital 3.3V core supply
48
AGND
Substrate analog ground
49
AGND
Analog ground
50
EAP0
Channel 0, differential analog voltage, positive input
51
EAN0
Channel 0, differential analog voltage, negative input
52
EAP1
Channel 1, differential analog voltage, positive input
53
EAN1
Channel 1, differential analog voltage, negative input
54
EAP2
Channel 2, differential analog voltage, positive input
(Recommended for peak currrent mode control)
55
EAN2
Channel #2, differential analog voltage, negative input
56
AGND
Analog ground
57
V33A
Analog 3.3-V supply
58
AD00
12-bit ADC, Ch 0, Connected to current source
59
AD01
12-bit ADC, Ch 1, Connected to current source
60
AD02
12-bit ADC, Ch 2, Connected to comparator A, I-share
61
AD05
12-bit ADC, Ch 5
62
AD08
12-bit ADC, Ch 8
63
AD09
12-bit ADC, Ch 9
64
AD11
12-bit ADC, Ch 11


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