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MAX1329BETL+ Datasheet(PDF) 6 Page - Maxim Integrated Products |
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MAX1329BETL+ Datasheet(HTML) 6 Page - Maxim Integrated Products |
6 / 78 page 12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs, Reference, Voltage Monitors, and Temp Sensor 6 _______________________________________________________________________________________ ELECTRICAL CHARACTERISTICS (continued) (DVDD = 1.8V to 3.6V, AVDD = 2.7V to 5.5V, VREFDAC = VREFADC = 2.5V, external reference; 10µF capacitor at REFADC and REFDAC; 0.01µF capacitor at REFADJ; TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Temperature Resolution VREFADC = 2.5V 1/8 °C/LSB External-Diode Drive Ratio IDRIVEMIN = 4µA, IDRIVEMAX = 68µA 17:1 Temperature-Sensor Supply Current Not including ADC current (Note 3) 100 µA Temperature-Sensor Conversion Time 307 clocks per measurement, master clock = 5.00MHz 65 µs CHARGE PUMP Input Voltage DVDD 1.8 3.6 V DVDD = 1.8V to 3.0V, VM2CP<2:0> = 001 2.85 3.0 3.20 DVDD = 2.2V to 3.6V, VM2CP<2:0> = 010 3.75 4.0 4.30 No-Load Output Voltage AVDD DVDD = 2.7V to 3.6V, VM2CP<2:0> = 011 4.80 5.0 5.40 V Output Current Including internal current (Table 32) 25 mA No-Load Supply Current DVDD = 2.7V, AVDD = 4V, 39kHz clock 250 µA Switching Frequency 39 78 kHz Switch Turn-On/-Off Time Between DVDD to AVDD, charge pump off 40 ns Switch Impedance Shorts DVDD to AVDD, charge pump off 25 50 Ω Efficiency 25mA load, DVDD = 1.8V, AVDD = 3.0V, 39kHz clock 80 % DVDD VOLTAGE MONITOR (VM1) Supply Voltage Range 1.0 3.6 V VM1<1:0> = 0x, RST1 input 1.80 1.865 1.93 Trip Threshold (DVDD Falling) VDTH VM1<1:0> = x0, RST2 input 2.65 2.750 2.90 V VM1<1:0> = 0x, RST1 input 15 Hysteresis VDHYS VM1<1:0> = x0, RST2 input 22.5 mV Reset Timeout Period VDVDD = VDTH + VDHYS 170 ms Turn-On Time DVDD = 1.8V, enabled by VM1 <1:0> 2 ms AVDD VOLTAGE MONITOR (VM2) Supply Voltage Range 1.0 5.5 V VM2CP<1:0> = 01 2.53 2.775 2.975 VM2CP<1:0> = 10 3.4 3.700 3.925 Trip Threshold (AVDD Falling) (Note 6) VATH VM2CP<1:0> = 11 4.25 4.625 4.925 V VM2CP<1:0> = 01 22.5 VM2CP<1:0> = 10 30 Hysteresis VAHYS VM2CP<1:0> = 11 37.5 mV |
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Similar Description - MAX1329BETL+ |
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