Dewetron DEWE-ORION-1616-10 Series, Technical Reference Manual

Page: 52 / 56

Page 52
DEWE-ORION-1616-10x
4.2 Digital and Counter input
Digital and Counter input
Counter resolution 32-bit
Counter time base 80 MHz
Time base accuracy 35 ppm
Maximum input frequency 40 MHz
Input signal characteristic main board
Compatibility TTL/CMOS
Configuration Pull-up with 100 kOhm
Input low level -0.7 V to 0.8 V
Input high level 2 V to 5 V
Input low current < -50 µA
Input high current < 10 µA
Input capacitance < 5 pF
Overvoltage protection (DI 0 to DI 15) -1 to 6 V
Input signal characteristic CLK and Trigger
Compatibility TTL Schmitt trigger
Configuration Pull-up with 100 kOhm
Input low level -0.7 V to 2 V
Input high level 3 V to 5 V
Input low current < -50 µA
Input high current < 10 µA
Input capacitance < 5 pF
Overvoltage protection -1 to 6 V
Input signal characteristic expansion board with TTL input
Compatibility TTL/CMOS
Configuration Pull-up with 100 kOhm
Input low level -0.7 V to 0.8 V
Input high level 2 V to 5 V
Input low current < -50 µA
Input high current < 10 µA
Input capacitance < 5 pF
Overvoltage protection ±25 V
Input signal characteristic expansion board with adjustable input
Compatibility Adjustable trigger levels
Configuration Symmetric differential
Input coupling DC / AC (1Hz)
Input impedance (ground referenced) 1 MOhm / 5 pF
Bandwith (-3dB) 5 MHz
Trigger adjustment range 0 to 40 V
Trigger resolution 40 mV
Trigger level accuracy ±100 mV ±1% of trigger level
Common voltage range -35 to 50V
Common mode rejection ratio >40 dB
Overvoltage protection ±100 V continuous
Max. DC level @AC coupling ±50 V continuous
Input signal characteristic with isolated inputs
Compatibility CMOS
Configuration Isolated input
Input low level
U
IN
< 1.8 V
Input high level
U
IN
> 3.2 V
Input high current @ 5 V U
IN
< 3.5 mA
Input high current @ 30 V U
IN
< 7 mA
Propagation delay < 160 nsec
Bandwidth 3 MHz
Overvoltage protection 35 V continuous (65 V peak)
Isolation voltage (channel to channel) 100 V
Isolation voltage (input to output) 250 V