DS2722-F-03 MICRO-LINEAR [Micro Linear Corporation], DS2722-F-03 Datasheet - Page 5

• Manufacturer Part Number: DS2722-F-03
• Description: 900MHz Low-IF 1.5Mbps FSK Transceiver Final Datasheet
• Manufacturer: MICRO-LINEAR [Micro Linear Corporation]

DS2722-F-05
RECEIVER
IF FILTERS
LIMITER, AGC, AND FM DEMODULATOR
RSSI PERFORMANCE
G
BW
V
V
P
P
DR
P
BW
t
t
t
IRR
RRSSI
FRSSI
OVLD
NF
f
RSMID
Z
I
RSMX
RSMN
RSMX
RSMN
IMAX
IFC
S
IP3
IN
RX
RX
IF
Receiver RF impedance
Receiver RF noise figure
Data Rate
Input Sensitivity
Bandwidth
Maximum RX RF input
Receiver input IP3
LO Leakage at RXI
Receive RF mixer image
rejection
Adjacent channel rejection
Receiver settling time
IF filter center frequency
IF filter 3dB bandwidth
Recovery from overload
Eb/No
Co-Channel rejection, 12.5%
CER
AM tolerance for 12.5% or better
CER
RSSI rise time: < -100dBm to
-15dBm into the IF mixer
RSSI fall time: <-15dBm to
<-100dBm into the IF mixer
RSSI maximum voltage
RSSI minimum voltage
RSSI sensitivity, mid range
RSSI maximum signal
RSSI minimum signal
RSSI accuracy
FINAL DATASHEET
f
f
FSK modulation, fdev=+/-460KHz
For better than 12.5% CER
3dB nominal
<12.5% CER at 1.536Mchip/s
Test tones 2 and 4 channels away
Measured at 3.5MHz offset
-80dBm wanted signal <12.5% CER
(a single interferer with 2GFSK
modulation to give a
-20dBc bandwidth of 1.5MHz)
1 channel
2 channels
3 or more channels
RXON high to valid data
After Automatic Filter Alignment
After Automatic Filter Alignment
From 0dBm at input
For 12.5% CER
-80 dBm, modulated with 1.536Mbps
GFSK, BT=0.5, PRBS data
-80 dBm wanted signal, AM
modulation depth at 100 KHz rate
20 pF load, 20% to 80%
20 pF load, 20% to 80%
-15dBm in
No signal
Sensitivity is >50% mid range
Sensitivity is >50% mid range
Measured at -40dBm input power
c
c
=915 MHz
=915 MHz
DECEMBER 2003
2.2
1.5
28
1
1
17-j50
1.536
1.024
1405
0.05
770
-95
-12
-80
5.3
4.4
2.8
-20
-95
1.9
35
15
40
45
90
35
9
8
5
3
4
120
2.1
12
10
10
42
ML2722
mV/dB
Mbps
dBm
dBm
dBm
dBm
MHz
dBm
dBm
kHz
kHz
dB
dB
dB
dB
dB
%
V
V
V
s
s
s
s
5