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AFE8220TPZPQ1 Datasheet(PDF) 8 Page - Texas Instruments |
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AFE8220TPZPQ1 Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 49 page  AFE8220-Q1 SBAS455A – JANUARY 2009 – REVISED JULY 2009....................................................................................................................................................... www.ti.com TERMINAL FUNCTIONS (continued) TERMINAL FUNCTION DESCRIPTION NAME NO. IRQ1 47 Output Interrupt output 1 IRQ2 48 Output Interrupt output 2 PWD 49 Input Power down pin (active high) RST 50 Input Reset pin (active low) DVSS 51 Ground Digital ground DVDD 52 Supply 1.8-V digital supply IOVSS 53 Ground Digital I/O ground IOVDD 54 Supply 3.3-V digital I/O supply IF_DFSO 55 Output IF interface frame sync IF_DCLK 56 Output IF interface bit clock IF_DOUT3 57 Output IF interface data out 3 DVSS 58 Ground Digital ground DVDD 59 Supply 1.8-V digital supply IF_DOUT2 60 Output IF interface data out 2 IF_DOUT1 61 Output IF interface data out 1 IF_DOUT0 62 Output IF interface data out 0 IOVSS 63 Ground Digital I/O ground IOVDD 64 Supply 3.3-V digital I/O supply CS/A1 65 Input SPI Chip select (active low) / I2C address bit 1 MOSI/A0 66 Input SPI data in / I2C address bit 0 MISO/SDA 67 Bidirectional SPI data out / I2C SDA SCK/SCL 68 Input SPI clock / I2C SCL CTRL_MODE 69 Input Control interface mode select (SPI = 0, I2C = 1) REG_ENB 70 Input Enable onboard DVDD regulator (active low) DVSS 71 Ground Digital ground DVDD 72 Supply 1.8-V digital supply GPIO7 73 Bidirectional GPIO 7 GPIO6 74 Bidirectional GPIO 6 GPIO5 75 Bidirectional GPIO 5 GPIO4 76 Bidirectional GPIO 4 GPIO3 77 Bidirectional GPIO 3 GPIO2 78 Bidirectional GPIO 2 GPIO1 79 Bidirectional GPIO 1 GPIO0 80 Bidirectional GPIO 0 DVSS 81 Ground Digital ground DVSS 82 Ground Digital ground IOVSS 83 Ground Digital I/O ground DVSS 84 Ground Digital ground IOVDD 85 Supply 3.3-V digital I/O supply DVDD 86 Supply 1.8-V digital supply AVSS 87 Ground Analog ground AVDD 88 Supply 3.3-V analog supply AVSS 89 Ground Analog ground DVDD1 90 Supply 1.8-V digital supply (for RTC oscillator) RTCO 91 Output RTC oscillator output RTCI 92 Input RTC oscillator input 8 Submit Documentation Feedback Copyright © 2009, Texas Instruments Incorporated Product Folder Link(s): AFE8220-Q1 |
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