i50 Manual (5.51)
Page 7
© 2018 Datalink Systems, Inc.
www.datalinksystemsinc.com
3.0 Specifications
3.1 General
Size:
168 mm x 128 mm x 39 mm (L x W x H) (excluding connectors)
Microprocessor:
30 MHz, 128 KB battery-backed RAM
Internal Battery:
CR2032 lithium cell (user replaceable)
Three-year shelf life (no external power applied)
Ten-year life while external power is applied
Temperature Range:
-20
C to 50
C (operating)
-30
C to 60
C (storage)
External Serial Ports:
RS-232 ESD protected
Input voltage range: +/- 25 V
Output voltage range: +/-
5 V (with 3 kΩ load)
COM1: full handshaking (port unavailable when using internal Wi-Fi)
COM2: full handshaking
COM3: three-wire (TX/RX/GND)
VOUT Output:
1.3 A continuous (internal resettable fuse)
Short circuit protection (5 A typical)
Output voltage = Supply voltage
– 0.6 V (at 1 A)
Digital Inputs:
Maximum continuous voltage range: -2 to 32 V
Digital low level: < 1.3 V
Digital high level: > 6.5 V
10 k
pull-up resistance (excluding IGN input)
Digital Outputs:
Low-side switches (no pull-ups)
Load voltage up to 60 V
Analog Inputs:
Maximum continuous voltage range: +/- 50 V
Measurement range: 0 to 36 V (12-bit resolution)
100 Kohm input resistance, 100 pA leakage current
GPS:
U-blox LEA 50-channel receiver
Signal tracking down to
–160 dBm
Active antenna connector (3.3 V output. 30 mA max)
Accelerometer:
+/- 2 g in X, Y and Z directions
Temperature Sensor:
Internal temperature sensor (-40
C to 125
C)
Antenna Connectors:
Up to 4 SMA female connectors (standard polarity)
