SkyWave IDP-782, Руководство по оборудованию, Страница: 31 / 87

IDP-782 - Hardware Guide
3.4.2.1 Push-pull
In the push-pull configuration the output is driven directly from the microprocessor.
Parameter Min. Typical Max. Units
Output high voltage - open circuit 2.65
2.85
3.0
3.0
3.15
3.15
V
Output high voltage (sourcing 25 µA) 2.50
2.80
- - V
Output low voltage (sinking 25 µA) - - 0.05 V
Output bandwidth 100 - - Hz
3.4.2.2 Open Drain
Parameter Min. Typical Max. Units
Sink current (do not exceed) - - 250 mA
Output voltage (sinking 250 mA)
I/O 01 to I/O 03
I/O 04
-
-
1.15
1.40
1.35
1.60
V
V
Absolute limits (high impedance) -10 - 150 V
Output bandwidth 100 - - Hz
3.4.3 Analog Input
Figure 12 shows a schematic of the I/O when configured as an analog input.
T213, Version 02
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