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MAX1179CEUI Datasheet(PDF) 4 Page - Maxim Integrated Products |
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MAX1179CEUI Datasheet(HTML) 4 Page - Maxim Integrated Products |
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4 / 15 page  16-Bit, 135ksps, Single-Supply ADCs with Bipolar Analog Input Range 4 _______________________________________________________________________________________ Note 1: Maximum specification is limited by automated test equipment. Note 2: To ensure best performance, finish reading the data and wait tBR before starting a new acquisition. ELECTRICAL CHARACTERISTICS (continued) (AVDD = DVDD = +5V ±5%, external reference = +4.096V, CREF = 10µF, CREFADJ = 0.1µF, VREFADJ = AVDD, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS POWER SUPPLIES Analog Supply Voltage AVDD 4.75 5.25 V Digital Supply Voltage DVDD 2.70 5.25 V MAX1187 2.9 External reference, 135ksps MAX1179/MAX1189 4.0 5.3 MAX1187 3.8 Analog Supply Current IAVDD Internal reference, 135ksps MAX1179/MAX1189 5.2 6.2 mA Shutdown mode, IAVDD + IDVDD (Note 1), digital input = DVDD or 0V 0.5 5 µA Shutdown Supply Current ISHDN Standby mode 3.7 mA Digital Supply Current IDVDD 0.75 mA Power-Supply Rejection AVDD = DVDD = +4.75V to +5.25V 3.5 LSB TIMING CHARACTERISTICS (Figures 1 and 2) (AVDD = +5V ±5V, DVDD = +2.7V to AVDD, external reference = +4.096V, CREF = 10µF, CREFADJ = 0.1µF, VREFADJ = AVDD, CLOAD = 20pF, TA = TMIN to TMAX.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Maximum Sampling Rate fSAMPLE(MAX) 135 ksps Acquisition Time tACQ 2µs Conversion Time tCONV 4.7 µs CS Pulse Width High tCSH (Note 2) 40 ns DVDD = +4.75V to +5.25V 40 CS Pulse Width Low tCSL (Note 2) DVDD = +2.7V to +5.25V 60 ns R/C to CS Fall Setup Time tDS 0ns DVDD = +4.75V to +5.25V 40 R/C to CS Fall Hold Time tDH DVDD = +2.7V to +5.25V 60 ns DVDD = +4.75V to +5.25V 40 CS to Output Data Valid tDO DVDD = +2.7V to +5.25V 80 ns EOC Fall to CS Fall tDV 0ns DVDD = +4.75V to +5.25V 40 CS Rise to EOC Rise tEOC DVDD = +2.7V to +5.25V 80 ns DVDD = +4.75V to +5.25V 40 Bus Relinquish Time tBR DVDD = +2.7V to +5.25V 80 ns |
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