SkyWave IDP 800 Series, Hardware Manual, Page: 30 / 102

IDP 800 Terminal Series - Hardware Guide
T209, Version 01 18 © SkyWave Proprietary
3.2.10.1 Input/output Specifications
Parameter Min Typ Max Units
Digital Input – I/O 01 to I/O 03
Input low range -10 - 1.05 V
Input high range 1.95 - 150 V
Input current, pull-up/pull down disabled (weak 1 MΩ pull
down still in place); Vin = 3.0V. Max. 6 µA at Vin=32 V. - 3 - µA
Input source current, pull-up enabled, Vin = 0V - 75 - µA
Input sink current, pull down enabled, Vin = 3 to 150V - 80 - µA
Digital Output (Push-Pull) – I/O 01 to I/O 03
Output high voltage – open circuit 2.85 3.0 3.15 V
Output high voltage (sourcing 25 µA) 2.80 - - V
Output low voltage (sinking 25 µA) - - 0.05 V
Digital Output (Switch to Ground) – I/O 01 to I/O 03
Sink current (do not exceed) - - 250 mA
Voltage at 250 mA 1.08 - 1.38 V
I/O 03 only - over current/short circuit protection
Analog Input
Typical input impedance - 1 -
MΩ
Nominal input range 0 - 3.0 V
Resolution (12 bits) - 0.7 - mV
Proportional measurement error - - 3 %
INL error - - 2 LSB
Ignition Sense Mode
Input current (for Vin > 4 V) - 910 - µA
Typical input impedance (for Vin < 4 V) - 4.3 -
kΩ