Specifications
IM4 Module Integration Guide
17
Specifications
General Specifications
Physical description
PCMCIA Type II card
Weight
34.0 ±2.8 g (1.2 oz ±0.2 oz)
Temperature
Operating: -20
°
C to 55
°
C (-4
°
F to 131
°
F)
Storage: -40
°
C to +70
°
C (-40
°
F to 158
°
F)
Humidity
(Operating Temperature)
0-95% relative humidity, non-condensing process
Transceiver Specifications
Frequency range
Europe (Future): 865.6 to 867.6 MHz hopping
Europe (Current): 869.525 fixed
U.S.A.: 902 to 928 MHz hopping
Data rates
32 Kbps
Modulation
AM, OOK
Coding
Manchester: from reader to tag
FM0: from tag to reader
RF output impedance
50
Ω
with better than 10 dB return loss
Dwell time
50 mS
Bus interface
PCMCIA or ASCII serial (16C650 serial port)
Air Interface protocol
ISO 18000-6b, ISO 18000-6c, EPC Gen 1 – Class 1,
EPS Gen 2 – Class 1, Intellitag
FCC
Compliant to Part 15
Power Supply Specifications
Operating voltage
Minimum: 4.5V
Maximum: 5.5V
On IM4, digital regulated to 3.3V
Standby current
Typical: 2 mA
Maximum: 5 mA
Read current
Typical: 800 mA
Maximum: 960 mA
Tx circuits, Rx circuits, VCO, temperature sensor
Ripple
Maximum: 100 mV
Peak-to-peak
Timing
Standby to active
Typical 1.5 mS; Maximum: 2 mS
Internal time not seen by the host
Channel switching
Maximum: 30 µS
Tx on a channel to Tx on any other channel
