adf7023-j Analog Devices, Inc., adf7023-j Datasheet - Page 10

• Manufacturer Part Number: adf7023-j
• Description: High Performance, Low Power, Ism Band Fsk/gfsk/msk/gmsk Transceiver Ic
• Manufacturer: Analog Devices, Inc.

ADF7023-J
Parameter
GFSK/GMSK INPUT SENSITIVITY, PER
LNA AND MIXER, INPUT IP3
LNA AND MIXER, INPUT IP2
LNA AND MIXER, 1 dB COMPRESSION POINT
ADJACENT CHANNEL REJECTION
CO-CHANNEL REJECTION
BLOCKING
IMAGE CHANNEL ATTENUATION
50 kbps
100 kbps
100 kbps
200 kbps
200 kbps
Minimum LNA Gain
Maximum LNA Gain
Maximum LNA Gain, Maximum Mixer Gain
Minimum LNA Gain, Minimum Mixer Gain
Maximum LNA Gain, Maximum Mixer Gain
Minimum LNA Gain, Minimum Mixer Gain
CW Interferer
RF Frequency = 954 MHz
954 MHz
±200 kHz Offset
+400 kHz Offset
−400 kHz Offset
±2 MHz
±10 MHz
±60 MHz
Min
Rev. 0 | Page 10 of 100
Typ
−104.1
−101.1
−102.2
−98.5
−99.5
−11.5
−12.2
18.5
27
−21.9
−21
38
51
33/39
−6
65
72
76
36/43.8
Max
Unit
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dB
dB
dB
dB
dB
dB
dB
dB
Test Conditions/Comments
At PER = 1%, RF frequency = 954 MHz,
LNA and PA matched separately,
packet length = 20 octets, packet mode
Frequency deviation = 25 kHz,
IF filter bandwidth = 100 kHz
Frequency deviation = 50 kHz,
IF filter bandwidth = 100 kHz
Frequency deviation = 40 kHz,
IF filter bandwidth = 100 kHz
Frequency deviation = 100 kHz,
IF filter bandwidth = 200 kHz
Frequency deviation = 80 kHz,
Receiver LO frequency (f
f
Receiver LO frequency (f
f
RF frequency = 915 MHz
Desired signal at −87 dBm, CW interferer
power level increased until BER = 62
image calibrated
IF BW = 100 kHz, wanted signal:
f
Uncalibrated/internal calibration; using an
IF of 200 kHz, −400 kHz is the image frequency
Desired signal at −87 dBm,
data rate = 50 kbps,
frequency deviation = 25 kHz,
RF frequency = 954 MHz
Desired signal 3 dB above the input
sensitivity level, data rate = 50 kbps,
CW interferer power level increased until
BER = 10
Characteristics section for blocking at other
offsets and IF bandwidths), image calibrated
Measured as image attenuation at the
IF filter output, carrier wave interferer at
400 kHz below the channel frequency,
100 kHz IF filter bandwidth
Uncalibrated/calibrated
IF filter bandwidth = 200 kHz
SOURCE1
SOURCE1
DEV
= 25 kHz, DR = 50 kbps
= f
= f
−3
LO
LO
(see the Typical Performance
+ 0.4 MHz, f
+ 1.1 MHz, f
SOURCE2
SOURCE2
LO
LO
) = 914.8 MHz,
) = 920.8 MHz,
= f
= f
LO
LO
+ 0.7 MHz
+ 1.3 MHz
−6
,