Datasheet
Data Sheet ADAS1000/ADAS1000-1/ADAS1000-2
Rev. A | Page 7 of 80
Parameter Min Typ Max Unit Test Conditions/Comments
CLOCK_IO
External clock source supplied to CLK_IO; this pin
is configured as an input when the device is
programmed as a slave
Operating Frequency
2
8.192 MHz
Input Duty Cycle
2
20 80 %
Output Duty Cycle
2
50 %
DIGITAL INPUTS
Applies to all digital inputs
Input Low Voltage, V
IL
0.3 × IOVDD V
Input High Voltage, V
IH
0.7 × IOVDD
V
Input Current, I
IH
, I
IL
−1 +1 μA
−20 +20 μA
RESET
has an internal pull-up
Pin Capacitance
2
3 pF
DIGITAL OUTPUTS
Output Low Voltage, V
OL
0.4 V I
SINK
= 1 mA
Output High Voltage, V
OH
IOVDD − 0.4 V I
SOURCE
= −1 mA
Output Rise/Fall Time 4 ns Capacitive load = 15 pF, 20% to 80%
DVDD REGULATOR Internal 1.8 V regulator for DVDD
Output Voltage 1.75 1.8 1.85 V
Available Current
1
1 mA Droop < 10 mV; for external device loading purposes
Short Circuit Current limit 40 mA
ADCVDD REGULATOR
Internal 1.8 V regulator for ADCVDD; not
recommended as a supply for other circuitry
Output Voltage 1.75 1.8 1.85 V
Short Circuit Current Limit 40 mA
POWER SUPPLY RANGES
2
AVDD 3.15 3.3 5.5 V
IOVDD 1.65 3.6 V
ADCVDD 1.71 1.8 1.89 V If applied by external 1.8 V regulator
DVDD 1.71 1.8 1.89 V If applied by external 1.8 V regulator
POWER SUPPLY CURRENTS
AVDD Standby Current 785 975 μA
IOVDD Standby Current 1 60 μA
EXTERNALLY SUPPLIED ADCVDD
AND DVDD
All 5 channels enabled, RLD enabled, pace enabled
AVDD Current 3.4 6.25 mA High performance mode
3.1 5.3 mA Low performance mode
4.25 6.3 mA High performance mode, respiration enabled
ADCVDD Current 6.2 9 mA High performance mode
4.7 6.5 mA Low performance mode
7 9 mA High performance mode, respiration enabled
DVDD Current 2.7 5 mA High performance mode
1.4 3.5 mA Low performance mode
3.4 5.5 mA High performance mode, respiration enabled
INTERNALLY SUPPLIED ADCVDD
AND DVDD
All 5 channels enabled, RLD enabled, pace enabled
AVDD Current 12.5 15.3 mA High performance mode
9.4 12.4 mA Low performance mode
14.8 17.3 mA High performance mode, respiration enabled
POWER DISSIPATION All 5 channels enabled, RLD enabled, pace enabled
Externally Supplied ADCVDD
and DVDD
3
All 5 Input Channels and RLD 27 mW High performance (low noise)
21 mW Low power mode
Internally Supplied ADCVDD
and DVDD
All 5 channels enabled, RLD enabled, pace enabled
All 5 Input Channels and RLD 41 mW High performance (low noise)
31 mW Low power mode