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AD5790 датащи(PDF) 5 Page - Analog Devices |
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AD5790 датащи(HTML) 5 Page - Analog Devices |
5 / 32 page Data Sheet AD5760 Rev. B | Page 5 of 32 TIMING CHARACTERISTICS VCC = 2.7 V to 5.5 V; all specifications TMIN to TMAX, unless otherwise noted. Table 3. Limit1 Parameter IOVCC = 1.71 V to 3.3 V IOVCC = 3.3 V to 5.5 V Unit Test Conditions/Comments t12 40 28 ns min SCLK cycle time 92 60 ns min SCLK cycle time (readback and daisy-chain modes) t2 15 10 ns min SCLK high time t3 9 5 ns min SCLK low time t4 5 5 ns min SYNC to SCLK falling edge setup time t5 2 2 ns min SCLK falling edge to SYNC rising edge hold time t6 48 40 ns min Minimum SYNC high time t7 8 6 ns min SYNC rising edge to next SCLK falling edge ignore t8 9 7 ns min Data setup time t9 12 7 ns min Data hold time t10 13 10 ns min LDAC falling edge to SYNC falling edge t11 20 16 ns min SYNC rising edge to LDAC falling edge t12 14 11 ns min LDAC pulse width low t13 130 130 ns typ LDAC falling edge to output response time t14 130 130 ns typ SYNC rising edge to output response time (LDAC tied low) t15 50 50 ns min CLR pulse width low t16 140 140 ns typ CLR pulse activation time t17 0 0 ns min SYNC falling edge to first SCLK rising edge t18 65 60 ns max SYNC rising edge to SDO tristate (CL = 50 pF) t19 62 45 ns max SCLK rising edge to SDO valid (CL = 50 pF) t20 0 0 ns min SYNC rising edge to SCLK rising edge ignore t21 35 35 ns typ RESET pulse width low t22 150 150 ns typ RESET pulse activation time 1 All input signals are specified with tR = tF = 1 ns/V (10% to 90% of IOVCC) and timed from a voltage level of (VIL + VIH)/2. 2 Maximum SCLK frequency is 35 MHz for write mode and 16 MHz for readback and daisy-chain modes. |
Аналогичный номер детали - AD5790 |
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Аналогичное описание - AD5790 |
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