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ADV7623BSTZ Fiches technique(PDF) 5 Page - Analog Devices |
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ADV7623BSTZ Fiches technique(HTML) 5 Page - Analog Devices |
5 / 16 page Data Sheet ADV7623 Rev. D | Page 5 of 16 DATA AND I2C TIMING CHARACTERISTICS Table 2. Parameter Symbol Test Conditions/Comments Min Typ Max Unit VIDEO SYSTEM CLOCK AND XTAL Crystal Nominal Frequency 28.63636 MHz Crystal Frequency Stability ±50 ppm External Clock Source1 External crystal must operate at 1.8 V Input High Voltage VIH XTAL driven with external clock source 1.2 V Input Low Voltage VIL XTAL driven with external clock source 0.4 V RESET FEATURE Reset Pulse Width 5 ms I2C PORTS (FAST MODE) xCL Frequency2 400 kHz xCL Minimum Pulse Width High2 t1 600 ns xCL Minimum Pulse Width Low2 t2 1.3 µs Hold Time (Start Condition) t3 600 ns Setup Time (Start Condition) t4 600 ns xDA Setup Time2 t5 100 ns xCL and xDA Rise Time2 t6 300 ns xCL and xDA Fall Time2 t7 300 ns Setup Time (Stop Condition) t8 0.6 µs I2C PORTS (NORMAL MODE) xCL Frequency2 100 kHz xCL Minimum Pulse Width High2 t1 4.0 µs xCL Minimum Pulse Width Low2 t2 4.7 µs Hold Time (Start Condition) t3 4.0 µs Setup Time (Start Condition) t4 4.7 µs xDA Setup Time2 t5 250 ns xCL and xDA Rise Time2 t6 1000 ns xCL and xDA Fall Time2 t7 300 ns Setup Time (Stop Condition) t8 4.0 µs AUDIO OUTPUT PORT (MASTER MODE) SCLK Mark Space Ratio t13:t14 45:55 55:45 % duty cycle APx_OUT Data Transition Time (LRCLK)3 t15 End of valid data to negative SCLK edge 10 ns APx_OUT Data Transition Time (LRCLK)3 t16 Negative SCLK edge to start of valid data 10 ns APx_OUT Data Transition Time (I2S Data)3 t17 End of valid data to negative SCLK edge 5 ns APx_OUT Data Transition Time (I2S Data)3 t18 Negative SCLK edge to start of valid data 5 ns AUDIO INPUT PORT APx_IN Setup Time (I2S Data)3 t19 2 ns APx_IN Hold Time (I2S Data)3 t20 2 ns APx_IN Setup Time (LRCLK)3 t19 2 ns APx_IN Hold Time (LRCLK)3 t20 2 ns 1 This part must be configured for external oscillator operation. A 1.8 V oscillator must be used. 2 The prefix x refers to S, DDCA_S, DDCB_S, DDCC_S, and DDCD_S. 3 The suffix x refers to 0, 1, 2, 3, 4, and 5. |
Numéro de pièce similaire - ADV7623BSTZ |
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Description similaire - ADV7623BSTZ |
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