Measurement-computing PC104-CTR10HD Uživatelský manuál stáhnout pdf (Strana 13)

4.0 SPECIFICATIONS

POWER CONSUMPTION

+5V 225 mA typical, 300 mA max

COUNTER SECTION

Counter type 9513

Configuration Two 9513 devices. 5 counters per 9513,

16 bits each

Clock input frequency 7 MHz max

X2 Clock input source 1 MHz (10 MHz crystal divided by 10),

5 MHz (10 MHz crystal divided by 2) or

external; software-selectable

High pulse width (clock input) 70 ns min

Cycle time (clock input) 145 ns min

Gate pulse duration 145 ns min

Input low voltage −0.5V min, 0.8V max

Input high voltage 2.2V min, 5V max

Output low voltage 0.4V max @ 3.2 mA

Output high voltage 2.4V min @ −200 µA

Crystal oscillator clock source 10 MHz

Frequency accuracy

PC104-CTR10HD 100 PPM

PC104-CTR10HD/H50 50 ppm

DIGITAL INPUT / OUTPUT

Interrupts 2 to 7, software-selectable

Interrupt enable Programmable

Interrupt sources External

ENVIRONMENTAL

Operating temperature range 0 to 50°C

Storage temperature range −20 to 70°C

Humidity 0 to 90% non-condensing

Weight 5 oz (~140g)

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 19 20

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Measurement-computing PC104-CTR10HD Uživatelský manuál Strana 13