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CDC318ADL Fiches technique(PDF) 10 Page - Texas Instruments |
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CDC318ADL Fiches technique(HTML) 10 Page - Texas Instruments |
10 / 12 page CDC318A 1-LINE TO 18-LINE CLOCK DRIVER WITH I2C CONTROL INTERFACE SCAS614 – SEPTEMBER 1998 10 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 PARAMETER MEASUREMENT INFORMATION DUT RL = 1 kΩ VO = 3.3 V CL = 10 pF or CL = 400 pF GND tsu(START) t(BUS) tr(SDATA) th(START) tsu(SDATA) th(SDATA) tf tr tw(SCLL) tw(SCLH) tsu(START) tPHL tPLH 0.7 VCC 0.3 VCC 0.7 VCC 0.3 VCC Stop Condition tsu(STOP) Repeat Start Condition (see Note A) Start or Repeat Start Condition SCLOCK SDATA Start Condition (S) Bit 7 MSB Bit 6 Bit 0 LSB (R/W) Acknowledge (A) Stop Condition (P) 4 to 6 Bytes for Complete Device Programming TEST CIRCUIT VOLTAGE WAVEFORMS tf(SDATA) BYTE DESCRIPTION 1 I2C address 2 Command (dummy value, ignored) 3 Byte count (dummy value, ignored) 4 I2C data byte 0 5 I2C data byte 1 6 I2C data byte 2 NOTES: A. The repeat start condition is not supported. B. All input pulses are supplied by generators having the following characteristics: PRR ≤ 100 kHz, ZO = 50 Ω, tr ≥ 10 ns, tf ≥ 10 ns. Figure 3. Propagation Delay Times, tr and tf |
Numéro de pièce similaire - CDC318ADL |
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Description similaire - CDC318ADL |
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