National Instruments 6583R User Manual And Specifications page 26

Generation (Data, Clock, and PFI Channels)
Generation
Voltage Levels
V 1.2 V to 3.3 V
CC
Output impedance ..................................................50 Ω, nominal
Maximum per channel DC drive strength
V 1.2 V .......................................................±6 mA
CC
V 1.4 V to 1.6 V .........................................±12 mA
CC
V 1.65 V to 1.95 V .....................................±16 mA
CC
V 2.3 V to 3.3 V .........................................±18 mA
CC
Output protection ...................................................Single-ended I/O can indefinitely sustain a short to
Acquisition (Data, STROBE, and PFI Channels)
Acquisition Voltage Levels
V 1.2 V to 1.95 V
CC
V 1.95 V to 2.7 V
CC
V 2.7 V to 3.3 V
CC
Input impedance.....................................................50 kΩ, nominal
Input protection......................................................−0.5 V to 4.6 V
Note Internal diode clamps may begin conducting outside the 0 V to V
LVDS Channels (DDC B)
(Consistent with TI part number SN65LVDM180)
Number of programmable I/O voltage levels ........None
Power-up state........................................................Drivers disabled, 100 Ω differential impedance with
Typical data rate.....................................................300 Mb/s
NI 6583R User Guide and Specifications
Table 7. Generation Voltage Levels (100
Low Voltage Levels
Characteristic
0 V
Table 8. Acquisition Voltage Threshold
μ A load)
Maximum Minimum
200 mV V
CC
any voltage between −0.5 V and V
current not exceeding 30 mA.
Low Voltage Threshold
Minimum
0.35 × V
CC
0.7 V
0.8 V
300 kΩ to 3.3 V
26
High Voltage Levels
Characteristic
– 200 mV V
+ 0.5 V with a
CC
High Voltage Threshold
Maximum
0.65 × V
CC
1.6 V
2.0 V
range.
CC
CC
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