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AD7779ACPZ Datenblatt(PDF) 11 Page - Analog Devices |
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AD7779ACPZ Datenblatt(HTML) 11 Page - Analog Devices |
11 / 97 page Data Sheet AD7779 Rev. 0 | Page 11 of 97 SYNCHRONIZATION PINS AND RESET TIMING CHARACTERISTICS AVDD1x/AVSSx = ±1.65 V, 3.3 V/AGND, AVDD2 − AVSSx = 2.2 V to 3.6 V; IOVDD = 1.8 V to 3.6 V; DGND = 0 V, REFx+/REFx− = 2.5 V (internal/external), MCLK = 8192 kHz; all specifications at TMIN to TMAX, unless otherwise noted. Table 4. Parameter Description1 Test Conditions/Comments Min Typ Max Unit t26 START Setup Time 10 ns t27 START Hold Time MCLK ns t28 MCLK Falling Edge to SYNC_OUT Falling Edge MCLK ns t29 SYNC_IN Setup Time 10 ns t30 SYNC_IN Hold Time MCLK ns tINIT_ SYNC_IN SYNC_IN Rising Edge to First DRDY 16 kSPS, HP mode 145 μs tINIT_ RESET RESET Rising Edge to First DRDY 16 kSPS, HP mode 225 μs t31 RESET Hold Time 2 × MCLK ns tPOWER_UP Start Time tPOWER_UP is not shown in Figure 4 2 ms 1 All input signals are specified with tR = tF = 1 ns/V (10% to 90% of IOVDD) and timed from a voltage level of (VIL + VIH)/2. MCLK START SYNC_OUT SYNC_IN DRDY RESET t26 t27 t28 t29 tINIT_SYNC_IN t31 tINIT_RESET t30 Figure 4. Synchronization Pins and Reset Control Interface Timing Diagram |
Ähnliche Teilenummer - AD7779ACPZ |
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Ähnliche Beschreibung - AD7779ACPZ |
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