EVAL-ADF7021DBZ5 Datasheet, PDF (8/64 Pages) Analog Devices – High Performance Narrow-Band Transceiver IC

ADF7021
RECEIVER SPECIFICATIONS
Table 3.
Parameter
SENSITIVITY
Min Typ
Max
2FSK
Sensitivity at 0.1 kbps
Sensitivity at 0.25 kbps
Sensitivity at 1 kbps
Sensitivity at 9.6 kbps
Sensitivity at 25 kbps
Gaussian 2FSK
Sensitivity at 0.1 kbps
Sensitivity at 0.25 kbps
Sensitivity at 1 kbps
Sensitivity at 9.6 kbps
Sensitivity at 25 kbps
GMSK
Sensitivity at 9.6 kbps
Raised Cosine 2FSK
Sensitivity at 0.25 kbps
Sensitivity at 1 kbps
Sensitivity at 9.6 kbps
Sensitivity at 25 kbps
3FSK
Sensitivity at 9.6 kbps
−130
−127
−122
−115
−110
−129
−127
−121
−114
−111
−113
−127
−121
−114
−113
−110
Raised Cosine 3FSK
Sensitivity at 9.6 kbps
−110
Sensitivity at 19.6 kbps
−106
4FSK
Sensitivity at 9.6 kbps
−112
Sensitivity at 19.6 kbps
−107
Raised Cosine 4FSK
Sensitivity at 9.6 kbps
−109
Sensitivity at 19.2 kbps
−103
Sensitivity at 32.8 kbps
−100
INPUT IP3
Low Gain Enhanced Linearity
Mode
Medium Gain Mode
High Sensitivity Mode
−3
−13.5
−24
Data Sheet
Unit Test Conditions/Comments
Bit error rate (BER) = 10^−3, low noise amplifier (LNA) and
power amplifier (PA) matched separately
dBm
dBm
dBm
dBm
dBm
fDEV = 1 kHz, high sensitivity mode, IF_BW = 12.5 kHz
fDEV = 1 kHz, high sensitivity mode, IF_BW = 12.5 kHz
fDEV = 1 kHz, high sensitivity mode, IF_BW = 12.5 kHz
fDEV = 4 kHz, high sensitivity mode, IF_BW = 18.75 kHz
fDEV = 10 kHz, high sensitivity mode, IF_BW = 25 kHz
dBm
dBm
dBm
dBm
dBm
fDEV = 1 kHz, high sensitivity mode, IF_BW = 12.5 kHz
fDEV = 1 kHz, high sensitivity mode, IF_BW = 12.5 kHz
fDEV = 1 kHz, high sensitivity mode, IF_BW = 12.5 kHz
fDEV = 4 kHz, high sensitivity mode, IF_BW = 18.75 kHz
fDEV = 10 kHz, high sensitivity mode, IF_BW = 25 kHz
dBm fDEV = 2.4 kHz, high sensitivity mode, IF_BW = 18.75 kHz
dBm
dBm
dBm
dBm
fDEV = 1 kHz, high sensitivity mode, IF_BW = 12.5 kHz
fDEV = 1 kHz, high sensitivity mode, IF_BW = 12.5 kHz
fDEV = 4 kHz, high sensitivity mode, IF_BW = 18.75 kHz
fDEV = 10 kHz, high sensitivity mode, IF_BW = 25 kHz
dBm fDEV = 2.4 kHz, high sensitivity mode, IF_BW = 18.75 kHz,
Viterbi detection on
dBm fDEV = 2.4 kHz, high sensitivity mode, IF_BW = 12.5 kHz,
alpha = 0.5, Viterbi detection on
dBm fDEV = 4.8 kHz, high sensitivity mode, IF_BW = 18.75 kHz,
alpha = 0.5, Viterbi detection on
dBm fDEV (inner) = 1.2 kHz, high sensitivity mode,
IF_BW = 12.5 kHz
dBm fDEV (inner) = 2.4 kHz, high sensitivity mode,
IF_BW = 25 kHz
dBm
dBm
dBm
dBm
fDEV (inner) = 1.2 kHz, high sensitivity mode,
IF_BW = 12.5 kHz, alpha = 0.5
fDEV (inner) = 1.2 kHz, high sensitivity mode,
IF_BW = 18.75 kHz, alpha = 0.5
fDEV (inner) = 1.8 kHz, high sensitivity mode, IF_BW = 25 kHz,
alpha = 0.7
Two-tone test, fLO = 860 MHz, F1 = fLO + 100 kHz,
F2 = fLO − 800 kHz
LNA_GAIN = 3, MIXER_LINEARITY = 1
dBm LNA_GAIN = 10, MIXER_LINEARITY = 0
dBm LNA_GAIN = 30, MIXER_LINEARITY = 0
Rev. B | Page 8 of 64