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ADS1205 bảng dữ liệu(PDF) 8 Page - Texas Instruments |
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ADS1205 bảng dữ liệu(HTML) 8 Page - Texas Instruments |
8 / 29 page ADS1205 SBAS312B − JANUARY 2005 − REVISED AUGUST 2007 www.ti.com 8 TYPICAL CHARACTERISTICS AVDD = 5V, BVDD = 3V, CH x+ = 0.5V to 4.5V, CH x− = 2.5V, REFIN = REFOUT = internal +2.5V, CLKIN = 20MHz, and 16-bit Sinc3 filter with decimation by 256, unless otherwise noted. Figure 2 INTEGRAL NONLINEARITY vs INPUT SIGNAL (CLKIN = 20MHz) 0 −2.5 −2.0 −1.0 −0.5 −1.5 0.5 1.5 2.0 1.0 2.5 Differential Input Voltage (V) 1.7 1.2 0.70 0.20 −0.3 −0.8 −1.3 −1.8 0.00259 0.00183 0.00107 0.00031 −0.00046 −0.00122 −0.00198 −0.00275 −40_C +85 _C +25 _C Figure 3 INTEGRAL NONLINEARITY vs INPUT SIGNAL (CLKIN = 32MHz) 0 −2.5 −2.0 −1.0 −0.5 −1.5 0.5 1.5 2.0 1.0 2.5 Differential Input Voltage (V) −40_C +25 _C +85 _C 1.7 1.2 0.70 0.20 −0.3 −0.8 −1.3 −1.8 0.00259 0.00183 0.00107 0.00031 −0.00046 −0.00122 −0.00198 −0.00275 Figure 4 INTEGRAL LINEARITY MATCH OF CHANNELS vs INPUT SIGNAL 0 −2.5 −2.0 −1.0 −0.5 −1.5 0.5 1.5 2.0 1.0 2.5 Differential Input Voltage (V) 0.4 0.3 0.2 0.1 0 −0.1 −0.2 −0.3 −0.4 0.00061 0.00046 0.00031 0.00015 0 −0.00015 −0.00031 −0.00046 −0.00061 CLKIN = 32MHz CLKIN = 20MHz Figure 5 INTEGRAL LINEARITY vs TEMPERATURE 60 −40 −20 20 40 080 100 Temperature ( _C) 0 −0.2 −0.4 −0.6 −0.8 −1.0 −1.2 −1.4 −1.6 0 −0.00031 −0.00061 −0.00092 −0.00122 −0.00153 −0.00183 −0.00214 −0.00244 CLKIN = 32MHz CLKIN = 20MHz Figure 6 OFFSET vs TEMPERATURE 60 −40 −20 20 40 0 80 100 Temperature ( _C) −1.0 −1.05 −1.10 −1.15 −1.20 −1.25 −1.30 CLKIN = 20MHz CLKIN = 32MHz Figure 7 OFFSET MATCH vs TEMPERATURE 60 −40 −20 20 40 080 100 Temperature ( _C) 0.15 0.14 0.13 0.12 0.11 0.10 0.09 0.08 0.07 0.06 0.05 CLKIN = 32MHz CLKIN = 20MHz |
Số phần tương tự - ADS1205 |
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Mô tả tương tự - ADS1205 |
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