PCI-DAS6030 & PCI-DAS6032 User's Guide
Specifications
40
Analog I/O calibration
Table 15. Analog I/O calibration specifications
Parameter
Specification
Recommended warm-up time
15 minutes
Calibration
Auto-calibration, calibration factors for each range stored on board in non-volatile
RAM.
Onboard calibration reference
DC Level: 5.000 V ± 1 mV. Actual measured values stored in EEPROM.
Tempco: 0.6 ppm/°C max
Long-term stability: ±6 ppm/sqrt (1,000 hrs)
Calibration interval
1 year
Digital I/O
Table 16. Digital I/O specifications
Parameter
Specification
Digital type
Discrete, 5V/TTL compatible
Number of I/O
8
Configuration
8 bits, independently programmable for input or output. All pins pulled up to +5 V
via 47 K resistors (default). Positions available for pull down to ground. Hardware
selectable via solder gap.
Input high voltage
2.0 V min, 7.0 V absolute max
Input low voltage
0.8 V max, –0.5 V absolute min
Output high voltage
(IOH = –32 mA)
3.80 V min, 4.20 V typ
Output low voltage
(IOL = 32 mA)
0.55 V max, 0.22 V typ
Data transfer
Programmed I/O
Power-up / reset state
Input mode (high impedance)
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