Rainbow Electronics RF22 - Manual (Page 3)

RF22
Version: 0.1 Date: 12/23/2008
Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: [email protected] http://www.hoperf.com 3
Table2. Synthesizer AC Electrical Characteristics 1
Parameter Symbol Conditions Min Typ Max Units
F
SYNTH-LB
Low Band 240 — 480 MHz
Synthesizer Frequency Range
2
F
SYNTH-HB
High Band 480 — 930 MHz
F
RES-LB
Low Band — 156.25 — Hz Synthesizer Frequency Resolution
F
RES-HB
High Band — 312.5 — Hz
Reference Frequency f
REF
f
crystal
/ 3 — 10 — MHz
Reference Frequency Input Level
2
f
REF_LV
When using reference frequency instead of crystal.
Measured peak-to-peak (V
PP
)
0.7 — 1.6 V
Synthesizer Settling Time
2
t
LOCK
Measured from leaving Ready mode with XOSC
Running to any frequency including VCO Calibration — 200 TBD μs
Residual FM
2
ΔF
RMS
Integrated over ±250 kHz bandwidth
(500 Hz lower bound of integration) — 2 4 kHz
RMS
ΔF = 10 kHz — –80 TBD dBc/Hz
ΔF = 100 kHz — –90 TBD dBc/Hz
ΔF = 1 MHz — –115 TBD dBc/Hz
Phase Noise
2
LΦ(f
M
)
ΔF = 10 MHz — –130 TBD dBc/Hz
P
OB-TX1
< 1 GHz — — –54 dBm
Spurious Emissions
2
P
OB-TX2
1–12.75 GHz, non-intentional radiator — — –54 dBm
Notes:
1. All specification guaranteed by production test unless otherwise noted.
2. Guaranteed by qualification.
Table3. Receiver AC Electrical Characteristics
1
Parameter Symbol Conditions Min Typ Max Units
F
SYNTH-LB
Low Band 240 — 480 MHz
RX Frequency Range
2
F
SYNTH-HB
High Band 480 — 930 MHz
P
RX_2
(BER < 0.1%) (2 kbps, GFSK, BT=0.5, Δf = ±5 kHz) 1 — –117 TBD dBm
P
RX_40
(BER < 0.1%) (40 kbps, GFSK, BT=0.5, Δf = ±20 kHz) 1 — –106 TBD dBm
P
RX_100
(BER < 0.1%) (100 kbps, GFSK, BT=0.5, Δf =±50 kHz) 2 — –102 TBD dBm
RX Sensitivity
P
RX_OOK
(BER < 0.1%) (4.8 kbps, OOK) 1 — –110 TBD dBm
RX Bandwidth BW 2.6 — 620 kHz
Residual BER Performance 2 P
RX_RES
Up to +5dBm Input Level — 0 0.1 ppm
Input Intercept Point, 3 rd Order 2 IIP3
RX
f
1
= 915MHz, f
2
= 915MHz, P
1
= P
2
= –40dBm — –20 TBD dBm
LNA Input Impedance R
IN-RX
Unmatched, measured differentially across RX input pins — 250 — Ω
RSSI Resolution RES
RSSI
— ±0.5 — dB
±1-Ch Offset Selectivity 2 (BER < 0.1%) C/I
1-CH
— –31 TBD dB
±2-Ch Offset Selectivity 2 (BER < 0.1%) C/I
2-CH
— –35 TBD dB
≥±3-Ch Offset Selectivity 2 (BER < 0.1%) C/I
3-CH
Desired Ref Signal 3 dB above sensitivity. Interferer and
desired modulated with 40 kbps ΔF = 20 kHz GFSK with
BT = 0.5, channel spacing = 150 kHz
— –40 TBD dB
Blocking at 1 MHz 2 1M
BLOCK
— –52 TBD dB
Blocking at 4 MHz 2 4M
BLOCK
— –56 TBD dB
Blocking at 8 MHz 2 8M
BLOCK
Desired Ref Signal 3 dB above sensitivity. Interferer and
desired modulated with 40 kbps ΔF = 20 kHz GFSK with
BT = 0.5
— –63 TBD dB
Image Rejection Im
REJ
IF=937 kHz — –30 — dB
Spurious Emissions 2 P
OB_RX1
Measured at RX pins (LO feed through) — — –54 dBm
Notes:
1. All specification guaranteed by production test unless otherwise noted.
2. Guaranteed by qualification.