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MCP3201-CISN Datasheet(PDF) 2 Page - Microchip Technology |
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MCP3201-CISN Datasheet(HTML) 2 Page - Microchip Technology |
2 / 20 page MCP3201 DS21290B-page 2 Preliminary © 1999 Microchip Technology Inc. 1.0 ELECTRICAL CHARACTERISTICS 1.1 Maximum Ratings* V DD......................................................................... 7.0V All inputs and outputs w.r.t. V SS ...... -0.6V to VDD +0.6V Storage temperature ..........................-65°C to +150°C Ambient temp. with power applied......-65°C to +125°C Soldering temperature of leads (10 seconds) .. +300°C ESD protection on all pins ................................... > 4kV *Notice: Stresses above those listed under “Maximum ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device at those or any other conditions above those indicated in the operational listings of this specification is not implied. Exposure to maximum rating conditions for extended peri- ods may affect device reliability. PIN FUNCTION TABLE NAME FUNCTION V DD V SS IN+ IN- CLK D OUT CS/SHDN V REF +2.7V to 5.5V Power Supply Ground Positive Analog Input Negative Analog Input Serial Clock Serial Data Out Chip select/Shutdown Input Reference Voltage Input ELECTRICAL CHARACTERISTICS All parameters apply at V DD = 5V, VSS = 0V, VREF = 5V, TAMB = -40°C to +85 °C, fSAMPLE = 100ksps and f CLK = 16*fSAMPLE unless otherwise noted. PARAMETER SYMBOL MIN. TYP. MAX. UNITS CONDITIONS Conversion Rate Conversion Time t CONV 12 clock cycles Analog Input Sample Time t SAMPLE 1.5 clock cycles Throughput Rate f SAMPLE 100 50 ksps ksps V DD = VREF = 5V V DD = VREF = 2.7V DC Accuracy Resolution 12 bits Integral Nonlinearity INL ±0.75 ±1 ±1 ±2 LSB LSB MCP3201-B MCP3201-C Differential Nonlinearity DNL ±0.5 ±1 LSB No missing codes over tem- perature Offset Error ±1.25 ±3 LSB Gain Error ±1.25 ±5 LSB Dynamic Performance Total Harmonic Distortion -82 dB V IN = 0.1V to 4.9V@1kHz Signal to Noise and Distortion (SINAD) 72 dB V IN = 0.1V to 4.9V@1kHz Spurious Free Dynamic Range 86 dB V IN = 0.1V to 4.9V@1kHz Reference Input Voltage Range 0.25 V DD VNote 2 Current Drain 100 .001 150 3 µA µA CS = V DD = 5V Analog Inputs Input Voltage Range (IN+) IN- V REF+IN- V Input Voltage Range (IN-) V SS-100 V SS+100 mV Leakage Current 0.001 ±1 µA Switch Resistance R SS 1K Ω See Figure 4-1 Sample Capacitor C SAMPLE 20 pF See Figure 4-1 |
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