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ADSP-21990BBC Datasheet(PDF) 17 Page - Analog Devices |
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ADSP-21990BBC Datasheet(HTML) 17 Page - Analog Devices |
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17 / 50 page ![]() ADSP-21990 Rev. A | Page 17 of 50 | August 2007 VIN7 A, I ADC Input 7 ASHAN A, I Inverting SHA_A Input BSHAN A, I Inverting SHA_B Input CAPT A, O Noise Reduction Pin CAPB A, O Noise Reduction Pin VREF A, I, O Voltage Reference Pin (Mode Selected by State of SENSE) SENSE A, I Voltage Reference Select Pin CML A, O Common-Mode Level Pin CONVST D, I ADC Convert Start Input PF15 D, BT, PD General-Purpose IO15 PF14 D, BT, PD General-Purpose IO14 PF13 D, BT, PD General-Purpose IO13 PF12 D, BT, PD General-Purpose IO12 PF11 D, BT, PD General-Purpose IO11 PF10 D, BT, PD General-Purpose IO10 PF9 D, BT, PD General-Purpose IO9 PF8 D, BT, PD General-Purpose IO8 PF7/SPISEL7 D, BT, PD General-Purpose IO7/SPI Slave Select Output 7 PF6/SPISEL6 D, BT, PD General-Purpose IO6/SPI Slave Select Output 6 PF5/SPISEL5 D, BT, PD General-Purpose IO5/SPI Slave Select Output 5 PF4/SPISEL4 D, BT, PD General-Purpose IO4/SPI Slave Select Output 4 PF3/SPISEL3 D, BT, PD General-Purpose IO3/SPI Slave Select Output 3 PF2/SPISEL2 D, BT, PD General-Purpose IO2/SPI Slave Select Output 2 PF1/SPISEL1 D, BT, PD General-Purpose IO1/SPI Slave Select Output 1 PF0/SPISS D, BT, PD General-Purpose IO0/SPI Slave Select Input 0 SCK D, BT SPI Clock MISO D, BT SPI Master In Slave Out Data MOSI D, BT SPI Master Out Slave In Data DT D, OT SPORT Data Transmit DR D, I SPORT Data Receive RFS D, BT SPORT Receive Frame Sync TFS D, BT SPORT Transmit Frame Sync TCLK D, BT SPORT Transmit Clock RCLK D, BT SPORT Receive Clock EIA D, I Encoder A Channel Input EIB D, I Encoder B Channel Input EIZ D, I Encoder Z Channel Input EIS D, I Encoder S Channel Input AUX0 D, O Auxiliary PWM Channel 0 Output AUX1 D, O Auxiliary PWM Channel 1 Output AUXTRIP D, I, PD Auxiliary PWM Shutdown Pin TMR2 D, BT Timer 0 Input/Output Pin TMR1 D, BT Timer 1 Input/Output Pin TMR0 D, BT Timer 2 Input/Output Pin AH D, O PWM Channel A HI PWM AL D, O PWM Channel A LO PWM Table 4. Pin Descriptions (Continued) Name Type Function |
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