National Instruments USB-6008/6009 Manual De Usuario

Output current drive................................5 mA

Power-on state ........................................0 V

Slew rate .................................................1 V/

µs

Short circuit current ................................50 mA

Absolute accuracy (no load) ...................7 mV typical, 36.4 mV maximum 

at full scale

Digital I/O

P0.<0..7> .........................................8 lines

PI.<0..3> ..........................................4 lines

Direction control.....................................Each channel individually 

programmable as input or output

Output driver type

USB-6008 ........................................Open collector (open-drain)

USB-6009 ........................................Each channel individually 

programmable as active drive 
(push-pull) or open collector 
(open-drain)

Compatibility ..........................................TTL, LVTTL, CMOS

Absolute maximum voltage range ..........–0.5 to 5.8 V with respect to GND

Pull-up resistor........................................4.7 k

Ω to 5 V

Power-on state ........................................Input (high impedance)