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WM8716SEDS/V 데이터시트(PDF) 7 Page - Wolfson Microelectronics plc |
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WM8716SEDS/V 데이터시트(HTML) 7 Page - Wolfson Microelectronics plc |
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7 / 26 page ![]() Production Data WM8716 w PD, Rev 4.2, August 2008 7 SCKI t SCKIL t SCKIH Figure 2 System Clock Timing Requirements TEST CONDITIONS AVDD, DVDD = 5V, AGND, DGND = 0V, TA = +25 oC, fs = 48kHz, SCKI = 256fs unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT System Clock Timing Information SCKI System clock pulse width high tSCKIH 13 ns SCKI System clock pulse width low tSCKIL 13 ns ML/I2S (PIN 28) MC/DM1 (PIN 27) MD/DM0 (PIN 26) CSBIWO (PIN 23) t MLL t MHH t MLH t MCY t MCH t MCL t MDS t MDH t CSML t MLCS LSB t MLS Figure 3 Program Register Input Timing TEST CONDITIONS AVDD, DVDD = 5V, AGND, DGND = 0V, TA = +25 oC, fs = 48kHz, SCKI = 256fs unless otherwise stated. PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Program Register Input Information MC/DM1 Pulse cycle time tMCY 100 ns MC/DM1 Pulse width LOW tMCL 40 ns MC/DM1 Pulse width HIGH tMCH 40 ns MD/DM0 Hold time tMDH 40 ns MD/DM0 Set-up time tMDS 40 ns ML/I2S Low level time (See Note 3) tMLL 40 + 1SYSCLK ns ML/I2S High level time (See Note 3) tMHH 40 + 1SYSCLK ns ML/I2S Hold time tMLH 40 ns ML/I2S Set-up time tMLS 40 ns CSBIWO Low to ML/I2S low time tCSML 10 ns ML/I2S High to CSBIWO high time tMLCS 10 ns Note: 3. System clock cycle. |
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