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UCD3138RHAT Datasheet(PDF) 11 Page - Texas Instruments |
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UCD3138RHAT Datasheet(HTML) 11 Page - Texas Instruments |
11 / 68 page UCD3138 www.ti.com SLUSAP2 A – MARCH 2012 – REVISED MARCH 2012 2.6 Pin Functions Additional pin functionality is specified in the following table. Table 2-1. Pin Functions ALTERNATE ASSIGNMENT CONFIGURABLE PIN NAME PRIMARY ASSIGNMENT AS A GPIO? NO. 1 NO. 2 NO. 3 1 AGND Analog ground 2 AD13 12-bit ADC, Ch 13, comparator E, I-share 3 AD12 12-bit ADC, Ch 12 4 AD10 12-bit ADC, Ch 10 5 AD07 12-bit ADC, Ch 7, Connected to comparator G 6 AD06 12-bit ADC, Ch 6, Connected to comparator F 7 AD04 12-bit ADC, Ch 4, Connected to comparator D 8 AD03 12-bit ADC, Ch 3, Connected to comparator B & C 9 V33DIO Digital I/O 3.3V core supply 10 DGND Digital ground 11 RESET Device Reset Input, active low 12 ADC_EXT_TRIG ADC conversion external trigger input TCAP SYNC PWM0 Yes 13 SCI_RX0 SCI RX 0 Yes 14 SCI_TX0 SCI TX 0 Yes 15 PMBUS_CLK PMBUS Clock (Open Drain) SCI TX 0 Yes 16 PMBUS_DATA PMBus data (Open Drain) SCI RX 0 Yes 17 DPWM0A DPWM 0A output Yes 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 ADC_EXT_ 26 SYNC DPWM Synchronize pin TCAP PWM0 Yes TRIG 27 PMBUS_ALERT PMBus Alert (Open Drain) Yes 28 PMBUS_CTRL PMBus Control (Open Drain) Yes PMBUS_AL 29 SCI_TX1 SCI TX 1 Yes ERT PMBUS_CT 30 SCI_RX1 SCI RX 1 Yes RL 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 Yes PMBUS_AL 38 TDO JTAG TDO SCI_TX0 FAULT0 Yes ERT PMBUS_CT 39 TDI JTAG TDI SCI_RX0 FAULT1 Yes RL 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 Copyright © 2012, Texas Instruments Incorporated Overview 11 Submit Documentation Feedback Product Folder Link(s): UCD3138 |
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