MITSUMI
Data Receiving Module
WMF-R01
FEATURES
1. Light weight and thin type.
2. 5V supply voltage.
3. Low current consumption 6mA (typ.).
4. Transmission rate 4800 BPS.
5. A set of MITSUMI's transmitting module (AFW-
J23 model) is also available.
6. Parts have been reduced to a large extent by
using original IC.
Telecommunication component
SPECIFICATIONS
Specifications
Item
Remarks
min.
typ.
max.
unit
Receiving Frequency
309.690 309.700 309.710 MHz
In case of
*
1t = 500µs
min.
100
Hz
Frequency Response
max.
2400
Condition
*
1 will apply
Sensitivity
4
dBµ
Image Rejection
32
dB
Spurious Response
34
dB
Freq. Drift vs. Ambient Temp.
*
A
10
kHz
Supply Voltage
4.5 5.0 5.5 V
Current Consumption
6 mA
(Special Item)
Withstanding Discharge
10
kV
Plus and minus electric
discharges shall be performed
ten times respectively after the
rubber sheet has been placed
on the steel plate and the hot
pin has been inserted into the
phonojack on the module
(capacity : 200pF)
MITSUMI
Data Receiving Module
*
A
Condition 20±25
°C
*
1
Assuming the receiver is given 30dBµ at a deviation of 40kHz DEV having a S.S.G. deviating signal of t0, the
cycle of the receiver shall meet the requirements, t1 >
= t0 0.8 and t2 <
= t0 1.2.
t0
t0
S.S.G. modulating signal
t1
t2
t2
t1
Receiver output
DIMENSIONS
Unit : mm
General tolerance : ±1
TERMINALS
1. +B
2. DATA OUT
3. GROUND
4. ANT
5. ANT GROUND
*
For the technical details of the products in this page, please refer to Sales promotion Dept., TOCHIGI MITUMI Co., Ltd. Phone: 0283 (23) 3332.
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