文件名称：引脚功能-flutter实战
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更新时间：2024-06-29 05:58:36
ti ucd3138 数字电源 芯片资料
UCD3138 www.ti.com SLUSAP2B –MARCH 2012 –REVISED JULY 2012 2.6 引脚功能 下面的表格中说明了附件引脚的功能性。 表 2-1. 引脚功能 PIN NAME PRIMARY ASSIGNMENT ALTERNATE ASSIGNMENT CONFIGURABLE NO. 1 NO. 2 NO. 3 AS A GPIO? 1 AGND Analog groud 2 AD13 12-bit ADC, Ch 13, comparator E, I-share DAC output 3 AD12 12-bit ADC, Ch 12 4 AD10 12-bit ADC, Ch 10 5 AD07 12-bit ADC, Ch 7, Connected to comparator F and reference DAC output to comparator G 6 AD06 12-bit ADC, Ch 6, Connected to comparator F DAC output 7 AD04 12-bit ADC, Ch 4, Connected to comparator D DAC output 8 AD03 12-bit ADC, Ch 3, Connected to comparator B and C 9 V33DIO Digital I/O 3.3V core supply 10 DGND Digital ground 11 Device Reset Input, active low RESET 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 26 SYNC DPWM Synchronize pin TCAP ADC_EXT_ PWM0 Yes TRIG 27 PMBUS_ALERT PMBus Alert (Open Drain) Yes 28 PMBUS_CTRL PMBus Control (Open Drain) Yes 29 SCI_TX1 SCI TX 1 PMBUS_AL Yes ERT 30 SCI_RX1 SCI RX 1 PMBUS_CT 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 38 TDO JTAG TDO SCI_TX0 PMBUS_AL FAULT0 Yes ERT 39 TDI JTAG TDI SCI_RX0 PMBUS_CT 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