AMERICAN MICROSYSTEMS, June, 1998 Preliminary micron CMOS
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ADC09R03
AMERICAN MICROSYSTEMS,
June, 1998 Preliminary
micron CMOS
ADC09R03, 9-Bit KSPS, Resistive Ladder
FUNCTIONAL BLOCK DIAGRAM Input Voltage VREF Reference Voltage Clock Input CMPPWRDN Low-Power Mode PWRDN Sleep Mode RESET Q0-Q8 Digital Outputs MSB, LSB). VALID Indicates finish current conversion. Analog supply voltage. Logic supply voltage. AGND Analog Ground. DGND Digital Ground.
VREF
Valid
Input
Q0Q8
FEATURES Maximum range input volts above analog ground clock input Low-Power Mode Sleep Mode converter operated single power supply.
VALID signal goes high completion conversion, data latched outputs until next assertion VALID. order decrease power consumption, ADC09R03 into lowpower modes, sleep low-power. This ultralow power characteristic makes ADC09R03 ideal portable applications
APPLICATIONS
power portable applications Instrumentation control loops Audio processing speed data acquisition PRODUCT HIGHLIGHTS Ultra-low power operation. Hybrid design both resistor network capacitor network guarantees highest accuracy. External reference Low-power sleep mode ADC09R03 operates single supply. Part realized AMI's 0.6µ process. version AMI's 1.5µ process allows operation higher voltages.
GENERAL DESCRIPTION ADC09R03 realized resistive ladder architecture. part operates single supply. 9-Bit designed continuous mode. control signals required begin conversions. Each conversion requires clock-cycles, maximum conversion rate kHz.
ADC09R03
AMERICAN MICROSYSTEMS,
June, 1998 Preliminary
micron CMOS
Parameter DYNAMIC PERFORMANCE Signal (Noise Distortion) Ratio Total Harmonic Distortion (THD)1 ACCURACY Resolution Missing Codes Accuracy Differential Nonlinearity (DNL) Total Unadjusted Error Gain Error Offset Error ANALOG INPUT Input Voltage Range Input Impedance Input Capacitance REFERENCE INPUTS VREF Input Voltage Range Input Leakage Current Input Capacitance LOGIC INPUTS VINH, Input High Voltage VINL, Input Voltage Input Current, Input Capacitance LOGIC OUTPUTS Output High Voltage, Output Voltage, High Impedance Leakage Current High Impedance Capacitance CONVERSION RATE Conversion Time POWER SUPPLY (Analog Supply) (Logic Supply) ITOTAL Power Consumption NOTES: Output Coding Compliment
Units %FSR Bits
Guaranteed Design 0.05 VL-0.8 VL-0.6 -0.2 VL-0.6 -16.67
VL-0.8
ADC09R03
AMERICAN MICROSYSTEMS,
June, 1998 Preliminary
Parameter ABSOLUTE MAXIMUM RATINGS DGND Digital Input Voltage DGND Digital Output Voltage DGND REFIN AGND Analog Input Storage Temperature Range Junction Temperature Power Dissipation Lead Temperature, (Soldering toVDD+.3 VDD+.5 0.25 -Units
micron CMOS
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