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STV82X7 数据表(PDF) 17 Page - STMicroelectronics |
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STV82X7 数据表(HTML) 17 Page - STMicroelectronics |
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17 / 156 page  17/156 STV82x7 General Description 53 XTALOUT_CLKXTM O Crystal Oscillator Output or Differential Input Negative (Crystal Oscillator Output) XTO 54 VCC18_CLK1 AP 1.8 V Power for Clock PLL Analog & Crystal Oscillator 1/2 (3.3 V Power supply for Analog PLL Clock) VDDP 55 GND18_CLK1 AP Ground for Clock PLL Analog & Crystal Oscillator 1/2 GNDP 56 GND18_CLK2 DP Ground for Clock PLL Digital 1/2 GND2 57 VCC18_CLK2 DP 1.8 V Power for Clock PLL Digital 1/2 (3.3 V Power supply for Digital core, DSPs & IO Cells) VDD2 58 VSS33_IO2 DP Ground for Digital IO pins 60 to 69 Connected to Ground 59 VDD33_IO2 DP 3.3 V power for Digital IO pins 60 to 69 Not connected 60 I2S_PCM_CLK I/O I²S Slave Clock Input/Output Channel 1, 2 & 3 Not connected 61 I2S_SCLK I/O I²S Clock Input/Output Channel 1, 2 & 3 (I²S bus data output) SDO 62 I2S_LR_CLK I/O I²S Word Select Input/Output Channel 1,2 & 3 (Stereo Detection output / I²S Bus Data input) ST/SDI 63 I2S_DATA0 I/O I²S Data Input/Output Stereo Channel 1 (I²S Bus Word Select output) WS 64 I2S_DATA1 I I²S Data Input Stereo Channel 2 (I²S Bus Clock output) SCK 65 I2S_DATA2 I I²S Data Input Stereo Channel 3 (Bus Expander Output 1) BUS1 66 VDD18 DP 1.8 V Power for Digital Core & I/O Cells Pin Not connected 67 VSS18 DP Ground for Digital Core & I/O Cells Pin Connected to Ground 68 BUS_EXP O Bus Expander Function (Bus Expander Output 2) BUS0 69 IRQ O Interrupt Request to Microprocessor IRQ 70 GND_PSUB AP Ground Substrate Connection Connected to Ground 71 VDD18_ADC DP VDD 1.8 V for ADC (Digital Part) Not connected 72 VSS18_ADC DP Ground to Complement 1.8 V VDD for ADC Connected to Ground 73 SIF_P A Sound IF input (positive) SIF 74 SIF_N A Sound IF input (negative) (ADC VTOP Decoupling pin) VTOP 75 GNDPW_IF AP Polarization for the IF block (Voltage Reference for AGC Decoupling pin) VREFIF 76 VCC18_IF AP 1.8 V Power for IF AGC & ADC VDDIF 77 GND18_IF AP Ground for IF AGC & ADC GNDIF 78 MONO_IN A Mono Input (for AM Mono) MONOIN 79 SC4_IN_L A SCART4 Audio Input Left Not connected 80 SC4_IN_R A SCART4 Audio Input Right Not connected Table 3: TQFP80 Pin Description (Sheet 3 of 3) Pin No. STV82x7 Pin Name Type (STV82x7) Function for STV82x7 (Function for STV82x6 in italic characters) STV82x6 Pin Name |
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