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LTC1857IG Datasheet(PDF) 2 Page - Linear Integrated Systems |
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LTC1857IG Datasheet(HTML) 2 Page - Linear Integrated Systems |
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2 / 20 page  2 LTC1857/LTC1858/LTC1859 185789f A G A U A R BSOLUTEXI TI S Supply Voltage (OVDD = DVDD = AVDD = VDD) ........... 6V Ground Voltage Difference DGND, AGND1, AGND2, AGND3 ...................... ±0.3V Analog Input Voltage ADC+, ADC– (Note 3) ...................(AGND1 – 0.3V) to (AVDD + 0.3V) CH0-CH7, COM .................................................. ±25V Digital Input Voltage (Note 4) ...... (DGND – 0.3V) to 10V Digital Output Voltage .... (DGND – 0.3V) to (DVDD + 0.3V) Power Dissipation .............................................. 500mW Operating Temperature Range LTC1857C/LTC1858C/LTC1859C ............ 0°C to 70°C LTC1857I/LTC1858I/LTC1859I .......... – 40°C to 85°C Storage Temperature Range ................. – 65°C to 150°C Lead Temperature (Soldering, 10 sec) ................. 300°C TJMAX = 110°C, θJA = 95°C/W (Notes 1, 2) ORDER PART NUMBER LTC1857CG LTC1857IG LTC1858CG LTC1858IG LTC1859CG LTC1859IG Consult LTC Marketing for parts specified with wider operating temperature ranges. PACKAGE/ORDER I FOR ATIO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 TOP VIEW G PACKAGE 28-LEAD PLASTIC SSOP 28 27 26 25 24 23 22 21 20 19 18 17 16 15 COM CH0 CH1 CH2 CH3 CH4 CH5 CH6 CH7 MUXOUT+ MUXOUT– ADC+ ADC– AGND1 CONVST RD SCK SDI DGND SDO BUSY OVDD DVDD AVDD AGND3 AGND2 REFCOMP VREF The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. MUXOUT connected to ADC inputs. (Notes 5, 6) CO VERTER A D ULTIPLEXER CHARACTERISTICS LTC1857 LTC1858 LTC1859 PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS Resolution ● 12 14 16 Bits No Missing Codes ● 12 14 15 Bits Transition Noise 0.06 0.26 1 LSBRMS Integral Linearity Error (Notes 7, 15) ● ±1 ±1.5 ±3LSB Differential Linearity Error (Note 15) ● –1 1 –1 1.5 –2 4 LSB Bipolar Zero Error (Note 8) ● ±9 ±17 ±28 LSB Bipolar Zero Error Drift ±0.1 ±0.1 ±0.1 ppm/°C Bipolar Zero Error Match ±4 ±6 ±10 LSB Unipolar Zero Error (Note 8) ● ±6 ±15 ±25 LSB Unipolar Zero Error Drift ±1 ±1 ±1 ppm/°C Unipolar Zero Error Match ±1.2 ±2 ±8LSB Bipolar Full-Scale Error External Reference (Note 11) ● ±0.35 ±0.15 ±0.1 % Internal Reference (Note 11) ±0.45 ±0.40 ±0.4 % Bipolar Full-Scale Error Drift External Reference ±2.5 ±2.5 ±2.5 ppm/°C Internal Reference ±7 ±7 ±7 ppm/°C Bipolar Full-Scale Error Match ±5 ±10 ±15 LSB Unipolar Full-Scale Error External Reference (Note 11) ● ±0.45 ±0.25 ±0.20 % Internal Reference (Note 11) ±0.75 ±0.85 ±0.75 % Unipolar Full-Scale Error Drift External Reference ±2.5 ±2.5 ±2.5 ppm/°C Internal Reference ±7 ±7 ±7 ppm/°C Unipolar Full-Scale Error Match ±5 ±12 ±15 LSB Input Common Mode Range Unipolar Mode ● 0 to 10 0 to 10 0 to 10 V Bipolar Mode ● ±10 ±10 ±10 V Input Common Mode Rejection Ratio 96 96 96 dB |
Similar Part No. - LTC1857IG |
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Similar Description - LTC1857IG |
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