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AFE032 Datasheet(PDF) 13 Page - Texas Instruments |
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AFE032 Datasheet(HTML) 13 Page - Texas Instruments |
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13 / 77 page  AFE032 www.ti.com SBOS669A – AUGUST 2013 – REVISED DECEMBER 2013 PIN DESCRIPTIONS NAME PIN NO. DESCRIPTION AGND1 12 Analog ground AGND2 29 Analog ground AVDD1 11 Analog supply AVDD2 30 Analog supply CS 6 SPI digital chip-select input DAC 7 DAC mode select digital input DAC_OUT 14 DAC analog output DAC_NRF 16 DAC noise-reducing filter analog input DGND 1 Digital ground DGND2 24 Digital ground DIN 4 SPI digital input DNC 15, 34 Do not connect DOUT 5 SPI digital output (push or pull) DVDD 2 Digital supply INT 9 Interrupt on undervoltage, undercurrent, or thermal overload (digital output, open-drain, active low) NC 23, 25 No internal connection (connect to GND or leave unconnected) PA_GND1 41 Power amplifier ground PA_GND2 40 Power amplifier ground (connect to PA_GND1, pin 41) PA_GND3 31 Power amplifier ground (connect to PA_GND1, pin 41) PA_IN 18 Power amplifier analog input PA_ISET 26 Power amplifier current-limit adjust pin (left open if not used) PA_NRF 19 Power amplifier noise-reducing filter analog input PA_OUT1 43 Power amplifier output PA_OUT2 42 Power amplifier output (connect to PA_OUT1, pin 43) PA_VS1 45 Power amplifier supply PA_VS2 44 Power amplifier supply (connect to PA_VS1, pin 45) PA_VS3 46 Power amplifier supply (connect to PA_VS1, pin 45) RX_F_OUT 22 Receiver filter analog output RX_FLAG 48 Receiver ready flag (digital output, open-drain, active low) RX_PGA1_IN 27 Receiver PGA1 analog input RX_PGA2_IN 21 Receiver PGA2 analog input RX_PGA2_OUT 20 Receiver PGA2 analog output SCLK 3 SPI serial clock input SD 8 System shutdown digital input (active high) TSENSE 35 Analog temperature sensing diode (anode) TX_F_OUT 17 Transmit filter analog output TX_FLAG 47 Transmitter ready flag (digital output, open-drain, active low) TX_PGA_IN 13 Transmitter PGA analog input TX_RX_NRF 28 Transmitter and receiver noise-reducing filter analog input XCLK 10 DAC clock digital input ZC_IN1 39 Zero-crossing detector 1, analog input ZC_IN2 38 Zero-crossing detector 2, analog input ZC_IN3 32 Zero-crossing detector 3, analog input ZC_OUT1 37 Zero-crossing detector 1, digital output (push or pull) ZC_OUT2 36 Zero-crossing detector 2, digital output (push or pull) ZC_OUT3 33 Zero-crossing detector 3, digital output (push or pull) Copyright © 2013, Texas Instruments Incorporated Submit Documentation Feedback 13 Product Folder Links: AFE032 |
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