參數(shù)資料
型號: ML2724
英文描述: 2.4GHz Low-IF 1.5Mbps FSK Transceiver Final Datasheet
中文描述: 2.4GHz的低IF 1.5Mbps的FSK收發(fā)器最終數(shù)據(jù)表
文件頁數(shù): 5/26頁
文件大小: 864K
代理商: ML2724
ML2724
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
f
FREF
Reference signal frequency
6.144
12.288
MHz
MHz
V
FREF
Reference signal input level
6.144MHz or 12.288MHz sine wave,
capacitively coupled
2.0
VCCA
V
PP
RECEIVER
Z
IN
Receiver input impedance
f
c=
2445MHz
2.2+j0
NF
Receiver noise figure
f
c=
2445MHz
16.5
dB
DR
RX
Data Rate
FSK modulation, f
dev
=+/-512KHz
1.536
Mbps
S
Input Sensitivity
<12.5% CER at 1.536Mchip/s
<10e-3 BER at 1.536Mbps
-82
-90
-81
dBm
dBm
BW
RX
Bandwidth
3dB Bandwidth
770
kHz
P
IMAX
Maximum RX RF input
<12.5% CER at 1.536Mchip/s
<10e-3 BER at 1.536Mb/s
+5
-4
dBm
dBm
I
IP3
Receiver Input IP3
Test tones 2 and 4 channels away
-15
dBm
LO leakage at RXI
-60
dBm
IRR
Mixer Image Rejection Ratio
Measured at 3.5MHz offset
-80dBm wanted signal <10
-3
BER
Single 2GFSK modulated interferer
with a 1.5MHz –20dBc bandwidth
1 channel away
2 channels away
3 or more channels away
35
dB
Adjacent channel rejection
6
31
36
dB
dB
dB
IF FILTERS
f
IFC
IF filter center frequency
After Automatic Filter Alignment
1.024
MHz
BW
IF
IF filter 3dB bandwidth
After Automatic Filter Alignment
1405
kHz
LIMITER, AGC, AND FM DEMODULATOR
t
OVLD
Recovery from overload
From +15dBm at input
5
12
μ
s
Eb/No
Co-Channel rejection, 10
-3
BER
For 10
-3
BER
10.5
dB
-80 dBm, modulated with
1.536Mbps GFSK, BT=0.5, PRBS
data
10.5
dB
V
ODC
Quiescent voltage @ AOUT
1.1
V
V
OPK
Output voltage swing AOUT
0.55
1.1
V
PP
V
OL
AOUT open-drain voltage
I
O
=100
μ
A, TPC Mode
0.4
V
RSSI PERFORMANCE
t
RRSSI
RSSI rise time No Signal to
-15dBm into the IF mixer
20 pF load, 20% to 80%
4.5
μ
s
t
FRSSI
RSSI fall time, < -15dBm to
No Signal into the IF mixer
20 pF load, 20% to 80%
3.0
μ
s
G
RSMID
RSSI sensitivity
(V
-40dBm
– V
-60dBm
)/20dB
28
36
42
mV/dB
V
RSMX
RSSI maximum voltage
See Figure 3
1.8
2.3
V
V
RSMD
RSSI midrange voltage
-40 dBm into RXI
1.4
1.7
2.0
V
DS2724-F-01
FINAL DATASHEET
APRIL 2003
5
相關PDF資料
PDF描述
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