FM TRANSMITTER & RECEIVER
MODULES. (2ND GENERATION)
FM-TX2-XXX
FM-RX2-XXX
Electrical Performance: RX2 Receiver
Figures apply to 5V versions unless noted otherwise Vcc = 5.0V, temperature 20°C unless noted otherwise
pin
min.
typ.
Max.
units
notes
DC LEVELS
supply voltage, Vcc standard
supply voltage, Vcc, 3V version
supply current
5
5
5
5
7
7
6,7
4.0
3.0
11
-
-
-
-
5.0
3.5
13
-
Vcc-0.6
0.4
6.0
4.0
17
2
-
-
V
V
mA
mVP-P
V
V
pF
supply ripple
1
data output high, 100mA source
data output low, 100mA sink
load capacitance on AF / Data
-
100
RF
RF sensitivity for 10dB (S+N)/N
RF sensitivity for 10dB (S+N)/N
RF sensitivity for 1ppm BER
RF sensitivity for 1ppm BER
CD threshold
CD threshold
IF band width
initial frequency accuracy
1,6
1,6
1,6
1,6
1,3
1,3
-
-
-
-
-
-
-
-
-113
-107
-107
-100
-107
100
250
0
-107
-100
-100
-93
-97
-90
-
dBm
dBm
dBm
dBm
dBm
dBm
kHz
-A version
-F version
-A version
-F version
-A version
-F version
1
-30
+30
kHz
E.M.C.
image rejection (2*FIF)
spurious responses upto 1GHz
LO leakage, conducted
LO leakage, radiated
1
1
1
-
-
-
-
-
-50
-70
-65
-70
-
-
-
-
dB
dB
dBm
dBm
2
2
AF BASE BAND
baseband bandwidth @ -3dB
baseband bandwidth @ -3dB
AF level
DC offset on AF
distortion on recovered AF
ultimate (S+N)/N
6
6
6
6
6
6
0.006
0.060
-
0.8
-
-
-
7
20
-
1.6
1
kHz
kHz
mVP-P
V
%
dB
-A version
-F version
450
1.2
0.5
45
35
-
DYNAMIC TIMING
Power up with signal present
power up to valid CD, TPU-CD
power up to stable data, TPU-DAT
power up to stable data, TPU-DAT
-
-
-
-
-
-
1
20
5
-
-
-
ms
ms
ms
-A version
-F version
Signal applied with supply on
signal to valid CD, TSIG-CD
signal to stable data, TSIG-DAT
signal to stable data, TSIG-DAT
-
-
-
-
-
-
0.5
15
3
-
-
-
ms
ms
ms
time between data transitions
time between data transitions
mark:space ratio
7
7
-
15
1.5
20
-
-
50
0.07
0.025
80
ms
ms
%
4,-A version
4,-F version
3
notes:
1. For 6dB (S+N)/N degradation on wanted -100dBm signal
2. Receiver spurious responses are at FRF ± (n´ 15.92MHz), n=1,2,3 etc.
3. Average over 30ms (-A), 3ms (-F) at maximum bit rate.
4. Values for 50:50 mark to space (i.e. square wave)
DS000022
Rev D July ‘99
Ó1999 REG No 277 4001, ENGLAND.
Page 5
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