ADUC812(1999) View Datasheet(PDF) - Analog Devices

Part Name

Description

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ADUC812
(Rev.:1999)

MicroConverter™, Multichannel 12-Bit ADC with Embedded FLASH MCU

Analog Devices 

Parameter

DAC AC CHARACTERISTICS

Voltage Output Settling Time

ADuC812BS

VDD = 5 V

VDD = 3 V

15

15

Digital-to-Analog Glitch Energy

10

REFERENCE INPUT/OUTPUT

REFIN Input Voltage Range

Input Impedance

REFOUT Output Voltage

REFOUT Tempco

FLASH/EE MEMORY PERFORMANCE

CHARACTERISTICS11, 12

Endurance

Data Retention

2.3/VDD

150

2.45/2.55

2.5

40

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/VDD

150

2.5

40

50,000

64

± 1.0

± 1.0

DIGITAL INPUTS

Input High Voltage (VINH)

Input Low Voltage (VINL)

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

0.8

± 10

±1

± 10

±1

–80

–40

–700

–400

10

±1

±1

–40

–400

10

ADuC812

Units

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

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 max

µA max

µA typ

µA max

µA typ

µA max

µA typ

µA max

µA typ

pF typ

VIN = 0 V or VDD

VIN = 0 V or VDD

VIN = VDD

VIN = VDD

VIL = 450 mV

VIL = 2 V

VIL = 2 V

REV. 0

–3–

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