National Instruments 5761R - PFI and EEPROM Specifications

© National Instruments Corporation 21 NI 5761R User Guide and Specifications
Input levels
Absolute maximum input.......................................–0.5 V to 7 V
PFI<0..7>
General Characteristics
Number of channels ...............................................8 bidirectional
Connector type .......................................................Micro–D
Interface standard...................................................2.5 V LVCMOS
Interface logic
Z
in
...................................................................17.5 kΩ
Z
out
.................................................................50 Ω
I
out
...................................................................2 mA
Maximum toggle frequency...................................500 kHz
Absolute maximum input.......................................–0.5 V to 7 V
EEPROM Map
Caution Only write to User Space. Writing to any other offset may cause the NI 5761 to stop
functioning.
Voltage Level Minimum Maximum
V
IL
0V 0.7 V
V
IH
1.7 V 5.5 V
Voltage Level Minimum Maximum
V
IL
0V 0.7 V
V
IH
1.7 V 5.5 V
V
OL
0V 0.4 V
V
OH
1.9 V 2.5 V
Byte Address Size (Bytes) Field Name
0x0 2 Vendor ID
0x2 2 Product ID
0x4 4 Serial Number
0x8 116 Reserved
0x7C 132 User Space