RF31 Hope Microelectronics co., Ltd, RF31 Datasheet - Page 7

• Manufacturer Part Number: RF31
• Description: Rf31 Ism Receiver
• Manufacturer: Hope Microelectronics co., Ltd

Table 3. Transmitter AC Electrical Characteristics
RX Frequency Range
RX Sensitivity
RX Bandwidth
Residual BER
Performance
Input Intercept Point, 3
Order
LNA Input Impedance
(Unmatched,measured
differentially across RX
input pins)
RSSI Resolution
±1-Ch Offset Selectivity
(BER < 0.1%)
±2-Ch Offset Selectivity
(BER < 0.1%)
≥±3-Ch Offset
Selectivity
Blocking at 1 MHz
Blocking at 4 MHz
Blocking at 8 MHz
Image Rejection
Spurious Emissions
Notes:
2
1. All specification guaranteed by production test unless otherwise noted.
2. Guaranteed by qualification.
Parameter
2
Tel: [phone]
2
(BER <0.1%)
2
2
2
2
2
2
2
rd
2
2
P
P
P
P
P
RES
1M
4M
8M
Im
P
F
F
P
Symbol
RX_2
RX_40
RX_100
RX_125
RX_OOK
C/I
C/I
C/I
SYNTH-HB
IIP3
SYNTH-LB
OB_RX1
R
RX_RES
REJ
BW
BLOCK
BLOCK
BLOCK
IN-RX
1-CH
2-CH
3-CH
RSSI
Fax: [phone]
RX
Desired Ref Signal 3 dB above
sensitivity.
Interferer and desired modulated with
40 kbps△F = 20 kHz GFSK with BT =
0.5, channel spacing = 150 kHz
Desired Ref Signal 3 dB above sensitivity.
Interferer and desired modulated with
40 kbps△F = 20 kHz GFSK with BT = 0.5
(4.8 kbps, 350 kHz BW, OOK)
(40 kbps, 400 kHz BW, OOK)
f
(100 kbps, GFSK, BT = 0.5,
(125 kbps, GFSK, BT = 0.5,
1
(40 kbps, GFSK, BT = 0.5,
Up to +5 dBm Input Level
(2 kbps, GFSK, BT = 0.5,
= 915 MHz, f
Measured at RX pins
△f =±62.5 kHz)
P
(LO feed through)
△f =±20 kHz)
△f =±50 kHz)
△f =±5 kHz)
1
(BER < 0.1%)
(BER < 0.1%)
(BER < 0.1%)
(BER < 0.1%)
(BER < 0.1%)
(BER < 0.1%)
= P
Conditions
IF=937 kHz
Low Band
High Band
915 MHz
868 MHz
434 MHz
315 MHz
1
2
E-mail: [e-mail]
= –40 dBm
2
= 915 MHz,
2
2
2
1
1
2
Min
240
480
2.6
http://www.hoperf.com
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79–110j
96–134j
R F 3 1
40–55j
44–58j
–118
–107
–103
–101
–110
–102
±0.5
Typ
–20
–31
–35
–40
–52
–56
–63
–30
—
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—
—
0
Max
480
620
–54
960
0.1
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dB
dB
dB
dB
dB
dB
dB
dB
dBm
Units
MHz
MHz
dBm
dBm
dBm
dBm
dBm
dBm
dBm
ppm
kHz
Ω
7