PD2-DIO-64

64-channel, 16-bit PCI digital I/O board

64 digital I/O channels, 3 counter/timers, 2 ESSI ports, 4 high-speed IRQ lines (100 ns) PCI digital I/O board.

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

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		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