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UCD3138 数据表(PDF) 12 Page - Texas Instruments |
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UCD3138 数据表(HTML) 12 Page - Texas Instruments |
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12 / 99 page  Table 7-1. UCD3138RGC 64 QFN Pin Attributes (continued) PIN NO. NAME PRIMARY ASSIGNMENT ALTERNATE ASSIGNMENT CONFIGURABLE AS A GPIO? NO. 1 NO. 2 NO. 3 23 DPWM3A DPWM 3A output Yes 24 DPWM3B DPWM 3B output Yes 25 DGND Digital ground 26 SYNC DPWM Synchronize pin TCAP ADC_EXT_TRI G PWM0 Yes 27 PMBUS_ALERT PMBus Alert (Open Drain) Yes 28 PMBUS_CTRL PMBus Control (Open Drain) Yes 29 SCI_TX1 SCI TX 1 PMBUS_ALER T 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 (For debugging or manufacturer test only) TCAP SYNC PWM0 Yes 38 TDO JTAG TDO (For debugging or manufacturer test only) SCI_TX0 PMBUS_ALERT FAULT0 Yes 39 TDI JTAG TDI (For debugging or manufacturer test only) SCI_RX0 PMBUS_CTRL FAULT1 Yes 40 TMS JTAG TMS (For debugging or manufacturer test only) 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 UCD3138 SLUSAP2J – MARCH 2012 – REVISED NOVEMBER 2021 www.ti.com 12 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated Product Folder Links: UCD3138 |
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