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TLV320AIC3256IRSBT Datasheet(PDF) 5 Page - Texas Instruments |
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TLV320AIC3256IRSBT Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 44 page  TLV320AIC3256 www.ti.com SLOS630A – DECEMBER 2010 – REVISED DECEMBER 2010 Table 2. TERMINAL FUNCTIONS (continued) 5x5mm WCSP 40-PIN QFN (YZF) NAME TYPE DESCRIPTION (RSB) PIN BALL NO. NO. (Preview) Serial data output MFP4 Secondary (SPI_Select = 0) General purpose output CLKOUT output INT1 output INT2 output Audio serial data bus (primary) ADC word clock output Digital microphone clock output Audio serial data bus (secondary) data output Audio serial data bus (secondary) bit clock output Audio serial data bus (secondary) word clock output 16 C6 SPI_SELECT I Control mode select pin ( 1 = SPI, 0 = I2C ) 17 D6 IN1_L I Multifunction analog input, Single-ended configuration: MIC 1 or Line 1 left Differential configuration: MIC or Line right, negative 18 E6 IN1_R I Multifunction analog input, Single-ended configuration: MIC 1 or Line 1 right Differential configuration: MIC or Line right, positive 19 F6 IN2_L I Multifunction analog input, Single-ended configuration: MIC 2 or Line 2 right Differential configuration: MIC or Line left, positive 20 G6 IN2_R I Multifunction analog input, Single-ended configuration: MIC 2 or Line 2 right Differential configuration: MIC or Line left, negative 21 E4, E5 AVss GND Analog Ground 22 G5 REF O Reference voltage output for filtering 23 G4 MICBIAS O Microphone bias voltage output 24 F5 IN3_L I Multifunction analog input, Single-ended configuration: MIC3 or Line 3 left, Differential configuration: MIC or Line left, positive, Differential configuration: MIC or Line right, negative 25 F4 IN3_R I Multifunction analog input, Single-ended configuration: MIC3 or Line 3 right, Differential configuration: MIC or Line left, negative, Differential configuration: MIC or Line right, positive 26 G3 LOL O Left line output 27 F3 LOR O Right line output 28 E3 GND_SENSE I External ground reference for headphone interface –0.5V to 0.5V 29, 30 G2, G1 AVdd PWR Analog voltage supply 1.5V–1.95V(2) 31 F1 HPL O Left headphone output 32 F2 DRVdd_HP PWR Power supply for headphone output stage Ground-centered circuit configuration, 1.5V to 1.95V Unipolar circuit configuration, 1.5V to 3.6V 33 E1 HPR O Right headphone output 34 E2 MICDET I Microphone detection 35 D1 VNEG PWR Negative supply for headphones. –1.8V to 0V Input when charge pump is disabled, Filtering output when charge pump is enabled 36 D2 FLY_N PWR Negative terminal for charge-pump flying capacitor 37 D3 DVss_CP GND Charge pump ground (2) The AVdd pins are not connected within the device: Must be connected on the PC board. Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): TLV320AIC3256 |
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