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PD2-DIO-64
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64-channel, 16-bit PCI digital I/O board |
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64 digital I/O channels, 3 counter/timers, 2 ESSI ports, 4 high-speed IRQ lines (100
ns) PCI digital I/O board.
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Characteristics: |
- For PCI bus
- 64 lines (5 V/TTL) of I/O in 16-bit ports
- Generate interrupts on any line
- Four separate high-speed IRQ lines (100 ns)
- User-defined power-up state in 16-bit groups (High, Low, Tri-stated)
- Two Enhanced Synchronous Serial Interfaces (ESSIs) for high-speed devices such as codecs
- Three clock/interrupt lines, three 24-bit counters/timers
- Onboard 16-bit FIFO: 2k samples
- Port-scan list
- PowerDAQ Software for Windows NT/2000/XP and Linux/RTLinux
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Technical
Specifications |
DC Electrical Characteristics Over
Operating Range |
Input High Level |
Guaranteed logic High level |
2.0V min |
Input Low Level |
Guaranteed logic Low level |
0.8V max |
Input High Current |
VI = 5V |
±1 μA max |
Input Low Current |
VI = Gnd |
±1 μA max |
3-State Output Current |
VO = 2.7V |
±1 μA max |
3-State Output Current |
VO = 0.5V |
±1 μA max |
Short-Circuit Current |
VO = Gnd
(momentary) |
-80 mA min
-140 mA typ
-250 mA max |
Input Hysteresis |
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100 mV typ |
Output Drive Characteristics |
Output Drive Current |
VO = 2.5 V |
-32 mA per pin
-180 mA per port |
Output High Voltage |
IOH = -3 mA |
3.5V typ, 4.8V max |
Output High Voltage |
IOH = -15 mA |
3.5V typ, 4.7V max |
Output High Voltage |
OH = -32 mA |
2.4V min, 3.0V typ |
Output High Voltage |
OL = 64 mA |
0.2V typ, 0.55V max |
I/O Power Off Leakage |
e VI/O ≤ 4.5V |
±1 μA max |
Counter/Timer |
Prescaler |
1 (21-bit) |
Number of Channels |
3 |
Resolución |
24 bit |
Max frequency |
16.5 MS/s for external clock,
33 MS/s for internal DSP clock |
Min frequency |
0.00002 Hz for internal clock,
no low limit for external clock |
Min pulse width |
20 ns |
Output high level |
2.0V min @ -4 mA |
Output low level |
0.5V max @ 4 mA |
Input High range |
from 11V to level of input supply voltage |
Protection |
7 kV ESD, ±30V over/undershoot |
Input low voltage |
0.0 - 0.8V |
Input high voltage |
2.0 - 5.0V |
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