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MCP3208-BIP Datasheet(PDF) 2 Page - Microchip Technology |
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MCP3208-BIP Datasheet(HTML) 2 Page - Microchip Technology |
2 / 20 page MCP3204/3208 DS21298B-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 DGND AGND CH0-CH7 CLK D IN D OUT CS/SHDN V REF +2.7V to 5.5V Power Supply Digital Ground Analog Ground Analog Inputs Serial Clock Serial Data In 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 = 20*fSAMPLE, unless otherwise noted. PARAMETER SYMBOL MIN. TYP. MAX. UNITS CONDITIONS Conversion Rate Conversion Time t CONV 12 clock cycles Analog Input Sample Time tSAMPLE 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 MCP3204/3208-B MCP3204/3208-C Differential Nonlinearity DNL ±0.5 ±1 LSB No missing codes over temperature Offset Error ±1.25 ±3 LSB Gain Error ±1.25 ±5 LSB Dynamic Performance Total Harmonic Distortion -82 dB VIN = 0.1V to 4.9V@1kHz Signal to Noise and Distortion (SINAD) 72 dB VIN = 0.1V to 4.9V@1kHz Spurious Free Dynamic Range 86 dB VIN = 0.1V to 4.9V@1kHz Reference Input Voltage Range 0.25 V DD VNote 2 Current Drain 100 0.001 150 3 µA µA CS = V DD = 5V Analog Inputs Input Voltage Range for CH0-CH7 in Single-Ended Mode V SS V REF V Input Voltage Range for IN+ In pseudo-differential Mode IN- V REF+IN- Input Voltage Range for IN- In pseudo-differential Mode V SS-100 V SS+100 mV Leakage Current 0.001 ±1 µA |
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