Datasheet

ADM1069
Rev. C | Page 4 of 32
SPECIFICATIONS
VH = 3.0 V to 14.4 V,
1
VPx = 3.0 V to 6.0 V,
1
T
A
= −40°C to +85°C, unless otherwise noted.
Table 1.
Parameter Min Typ Max Unit Test Conditions/Comments
POWER SUPPLY ARBITRATION
VH, VPx 3.0 V Minimum supply required on one of VH, VPx
VPx 6.0 V Maximum VDDCAP = 5.1 V, typical
VH 14.4 V VDDCAP = 4.75 V
VDDCAP 2.7 4.75 5.4 V Regulated LDO output
C
VDDCAP
10 μF
Minimum recommended decoupling
capacitance
POWER SUPPLY
Supply Current, I
VH
, I
VPx
4.2 6 mA
VDDCAP = 4.75 V, PDO1 to PDO8 off, DACs off,
ADC off
Additional Currents
All PDO FET Drivers On 1 mA
VDDCAP = 4.75 V, PDO1 to PDO6 loaded with
1 μA each, PDO7 to PDO8 off
Current Available from VDDCAP 2 mA
Maximum additional load that can be drawn
from all PDO pull-ups to VDDCAP
DAC Supply Currents 2.2 mA Four DACs on with 100 μA maximum load on each
ADC Supply Current 1 mA Running round-robin loop
EEPROM Erase Current 10 mA 1 ms duration only, VDDCAP = 3 V
SUPPLY FAULT DETECTORS
VH Pin
Input Impedance 52 kΩ
Input Attenuator Error ±0.05 % Midrange and high range
Detection Ranges
High Range 6 14.4 V
Midrange 2.5 6 V
VPx Pins
Input Impedance 52 kΩ
Input Attenuator Error ±0.05 % Low range and midrange
Detection Ranges
Midrange 2.5 6 V
Low Range 1.25 3 V
Ultralow Range 0.573 1.375 V No input attenuation error
VXx Pins
Input Impedance 1 MΩ
Detection Ranges
Ultralow Range 0.573 1.375 V No input attenuation error
Absolute Accuracy ±1 %
VREF error + DAC nonlinearity + comparator
offset error
Threshold Resolution 8 Bits
Digital Glitch Filter 0 μs Minimum programmable filter length
100 μs Maximum programmable filter length