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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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WM8959 데이터시트(PDF) 13 Page - Wolfson Microelectronics plc |
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WM8959 데이터시트(HTML) 13 Page - Wolfson Microelectronics plc |
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13 / 155 page  Pre-Production WM8959 w PP, May 2008, Rev 3.1 13 Test Conditions DCVDD = 1.8V, DBVDD = 3.3V, AVDD = HPVDD = 3.3V, SPKVDD = 5V, TA = +25 oC, 1kHz signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Input Programmable Gain Amplifiers (PGAs) LIN12, LIN34, RIN12 and RIN34 C1 Minimum Programmable Gain -16.5 dB C2 Maximum Programmable Gain 30 dB C3 Programmable Gain Step Size Guaranteed monotonic 1.5 dB C4 Mute Attenuation Inputs disconnected 90 dB Single PGA in differential mode, gain = +30dB 60 Single PGA in differential mode, gain = 0dB 50 Single PGA in differential mode, gain = -16.5dB 50 C5 Common Mode Rejection Ratio (1kHz input) Differential input to DIFFINL or DIFFINR via LIN1/LIN3 or RIN1/RIN3, gain = 0dB 45 dB Received Voice (RXP-RXN) Differential to Single-Ended Converter RXVOICE C6 Minimum Programmable Gain AINLMODE = 01 or AINRMODE = 01 -12 dB C7 Maximum Programmable Gain AINLMODE = 01 or AINRMODE = 01 +6 dB C8 Programmable Gain Step Size AINLMODE = 01 or AINRMODE = 01 3 dB C9 Mute Attenuation AINLMODE = 01 or AINRMODE = 01 95 dB PGA Output Differential to Single Ended Converters DIFFINL and DIFFINR C10 Fixed Gain AINLMODE = 10 or AINRMODE = 10 0 dB C11 Mute Attenuation AINLMODE = 10 or AINRMODE = 10 95 dB Input Mixers INMIXL and INMIXR C12 Minimum Programmable Gain PGA Outputs to INMIXL and INMIXR 0 dB C13 Maximum Programmable Gain PGA Outputs to INMIXL and INMIXR +30 dB C14 Programmable Gain Step Size PGA Outputs to INMIXL and INMIXR 30 dB C15 Minimum Programmable Gain Line Inputs and Record path to INMIXL and INMIXR -12 dB C16 Maximum Programmable Gain Line Inputs and Record path to INMIXL and INMIXR +6 dB C17 Programmable Gain Step Size Line Inputs and Record path to INMIXL and INMIXR 3 dB C18 Mute attenuation 95 dB Output Programmable Gain Amplifiers (PGAs) SPKPGA, LOPGA, ROPGA, LOUT and ROUT C19 Minimum Programmable Gain -73 dB C20 Maximum Programmable Gain +6 dB C21 Programmable Gain Step Size Guaranteed monotonic 1 dB LOUT and ROUT 80 dB C22 Mute attenuation SPKPGA, LOPGA and ROPGA 70 dB Output Programmable Gain Amplifiers (PGAs) OUT3, OUT4, LOP and ROP C23 Minimum Programmable Gain -6 dB C24 Maximum Programmable Gain 0 dB C25 Programmable Gain Step Size 6 dB OUT3 and OUT4 80 dB C26 Mute attenuation LOP and ROP (also applies to LON and RON) 100 dB Speaker Attenuation (SPKATTN) C27 Minimum Programmable Gain -12 dB C28 Maximum Programmable Gain 0 dB C29 Programmable Gain Step Size 6 dB C30 Mute attenuation 80 dB |
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