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AD1981BLJSTZ-REEL 데이터시트(PDF) 11 Page - Analog Devices |
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AD1981BLJSTZ-REEL 데이터시트(HTML) 11 Page - Analog Devices |
11 / 32 page AD1981BL Rev. A | Page 11 of 32 Pin No. Mnemonic I/O Description 22 MIC2 I Microphone 2 Input (Mono) or Right Channel when 2-Channel Mode Selected (Stereo MIC). 23 LINE_IN_L I Line-In Left Channel. 24 LINE_IN_R I Line-In Right Channel. 35 LINE_OUT_L O Line-Out (Front) Left Channel. 36 LINE_OUT_R O Line-Out (Front) Right Channel. 37 MONO_OUT O Monaural Output to Telephony Subsystem Speaker Phone. 39 HP_OUT_L O Headphone Left-Channel Output. 41 HP_OUT_R O Headphone Right-Channel Output. FILTER/REFERENCE2 27 VREF O Voltage Reference Filter. 28 VREFOUT O Voltage Reference Output 5 mA Drive (Intended for MIC Bias and Power Amp Bias). 29 AFILT1 O Antialiasing Filter Capacitor—ADC Right Channel. 30 AFILT2 O Antialiasing Filter Capacitor—ADC Left Channel. 31 AFILT3 O Antialiasing Filter Capacitor—Mixer ADC Right Channel. 32 AFILT4 O Antialiasing Filter Capacitor—Mixer ADC Left Channel. POWER AND GROUND SIGNALS 1 DVDD1 I Digital VDD, 3.3 V. 4 DVSS1 I Digital GND. 7 DVSS2 I Digital GND. 9 DVDD2 I Digital VDD, 3.3 V. 25 AVDD1 I Analog VDD, 3.3 V. 26 AVSS1 I Analog GND. 38 AVDD2 I Analog VDD, 3.3 V. 40 AVSS2 I Analog GND. 43 AVDD3 I Analog VDD, 3.3 V. 44 AVSS3 I Analog GND. 34 AVDD4 I Analog VDD, 3.3 V. 33 AVSS4 I Analog GND. NO CONNECTS 12 NC No Connect. 42 NC No Connect. 1 These pins can also be used to select an external clock. See Table 44. 2 These signals are connected to resistors, capacitors, or specific voltages. |
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