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ADS1203 Datasheet(PDF) 7 Page - Texas Instruments |
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ADS1203 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 34 page ADS1203 SBAS318C − JUNE 2004 − REVISED JANUARY 2008 www.ti.com 7 PARAMETER MEASUREMENT INFORMATION MCLK MDAT t C1 t W1 t D1 Figure 1. Mode 0 Operation TIMING CHARACTERISTICS: MODE 0 Over recommended operating free-air temperature range at −40 °C to +125°C, AVDD = BVDD = +5V(1) or AVDD = +5V, BVDD = +3V(2) or VDD = +5V(1), unless otherwise noted. PARAMETER MODE MIN MAX UNIT tC1 Clock period 0 91 111 ns tW1 Clock high time 0 (tC1/2) − 5 (tC1/2) + 5 ns tD1 Data delay after falling edge of clock 0 −2 2 ns (1) Applicable for 5.0V nominal supply: BV DD (min) = 4.5V and BVDD (max) = 5.5V. (2) Only for QFN package. Applicable for 3.0V nominal supply: BV DD (min) = 2.7V and BVDD (max) = 3.6V. MCLK MDAT t W2 t C2 t D2 t D3 Figure 2. Mode 1 Operation TIMING CHARACTERISTICS: MODE 1 Over recommended operating free-air temperature range at −40 °C to +125°C, AVDD = BVDD = +5V(1) or AVDD = +5V, BVDD = +3V(2) or VDD = +5V(1), unless otherwise noted. PARAMETER MODE MIN MAX UNIT tC2 Clock period 1 182 222 ns tW2 Clock high time 1 (tC2/2) − 5 (tC2/2) + 5 ns tD2 Data delay after rising edge of clock 1 (tW2/2) − 2 (tW2/2) + 2 ns tD3 Data delay after falling edge of clock 1 (tW2/2) − 2 (tW2/2) + 2 ns (1) Applicable for 5.0V nominal supply: BV DD (min) = 4.5V and BVDD (max) = 5.5V. (2) Only for QFN package. Applicable for 3.0V nominal supply: BV DD (min) = 2.7V and BVDD (max) = 3.6V. |
Número de pieza similar - ADS1203_14 |
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Descripción similar - ADS1203_14 |
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