ADUC812_03 Datasheet, PDF (4/60 Pages) Analog Devices – MicroConverter®, Multichannel 12-Bit ADC with Embedded Flash MCU

ADuC812
SPECIFICATIONS^{1, 2} (continued)
Parameter
DAC AC CHARACTERISTICS
Voltage Output Settling Time
ADuC812BS
V_DD = 5 V
V_DD = 3 V
15
15
Digital-to-Analog Glitch Energy
10
REFERENCE INPUT/OUTPUT
REF_IN Input Voltage Range⁹
Input Impedance
REF_OUT Output Voltage
REF_OUT Tempco
FLASH/EE MEMORY PERFORMANCE
CHARACTERISTICS^{12, 13}
Endurance
Data Retention
2.3/V_DD
150
2.5 ± 2.5%
2.5
100
10,000
50,000
10
WATCHDOG TIMER
CHARACTERISTICS
Oscillator Frequency
64
POWER SUPPLY MONITOR
CHARACTERISTICS
Power Supply Trip Point Accuracy ±2.5
10
2.3/V_DD
150
2.5 ± 2.5%
2.5
100
50,000
64
±2.5
±1.0
±1.0
DIGITAL INPUTS
Input High Voltage (V_INH)
XTAL1 Input High Voltage (V_INH) Only
Input Low Voltage (V_INL)
Input Leakage Current (Port 0, EA)
Logic 1 Input Current
(All Digital Inputs)
Logic 0 Input Current (Port 1, 2, 3)
Logic 1-0 Transition Current (Port 1, 2, 3)
Input Capacitance
2.4
4
0.8
±10
±1
±10
±1
–80
–40
–700
–400
10
2.4
0.8
±10
±1
±10
±1
–40
–20
–500
–200
10
Unit
Test Conditions/Comments
µs typ
nV sec typ
Full-Scale Settling Time to
within 1/2 LSB of Final Value
1 LSB Change at Major Carry
V min/max
kΩ typ
V min/max
V typ
ppm/°C typ
Initial Tolerance @ 25°C
Cycles min
Cycles typ
Years min
kHz typ
% of Selected
Nominal Trip
Point Voltage
max
% of Selected
Nominal Trip
Point Voltage
typ
V min
V min
V max
µA max
µA typ
µA max
µA typ
µA max
µA typ
µA max
µA typ
pF typ
V_IN = 0 V or V_DD
V_IN = 0 V or V_DD
V_IN = V_DD
V_IN = V_DD
V_IL = 450 mV
V_IL = 2 V
V_IL = 2 V
–4–
REV. E