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RF210B View Datasheet(PDF) - Conexant Systems

Part NameDescriptionManufacturer
RF210B Dual-Band, Image-Reject Downconverters For GSM Applications Conexant
Conexant Systems Conexant
RF210B Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
Image-Reject Downconverter
Supply Voltage
Operating Temperature
RF210(A/B)
Table 3. RF210(A/B) Recommended Operating Conditions
Parameter
Min Typical Max
2.7
3.0
5.0
–30
+25
+85
Units
V
°C
Table 4. RF210(A/B) Electrical Specifications (1 of 2)
(TA = 25 C, Vcc = 3.0 V, fIF = 400 MHz, Plo = –10 dBm)
Parameter
Supply current:
Enable mode
Sleep mode
RF Input frequency
IF frequency
LO frequency
LO input power
LO to RF input isolation
Input impedance
Gain:
High gain (RF210A and RF210B)
Low gain (10 dB attenuation, RF210A)
Low gain (20 dB attenuation, RF210B)
Gain variation vs. Frequency
Gain step tracking error
Noise figure:
High gain
Low gain (12 dB gain, RF210A)
Low gain (2 dB gain, RF210B)
High gain (Note 1)
Input 1 dB compression point
Input third order intercept point
IF shunt resistance/side
Spurious response:
2(RF) x 2(LO) and 3(RF) x 3(LO)
(Note 2):
Image rejection
Test Condition
GSM900 Mode, BANDSEL = 0
Min Typical Max
ENA = 1
ENA = 0
LNA900IN = 950 MHz
38
10
935
960
350
400
450
1285
1410
–10
30
40 – j50
GAINSEL = 0
GAINSEL = 1
GAINSEL = 1
22
12
2
0.5
1
0.5
No blocker,
GAINSEL = 0
GAINSEL = 1
GAINSEL = 1
–28 dBm blocker @ 915
MHz, GAINSEL = 0
3.3
3.9
9.0
11
17
19
3.9
–25
–17
400
500
600
Interferer input = –75 dBm
–45
35
Units
mA
µA
MHz
MHz
MHz
dBm
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dBm
dBm
dB
dB
100775A
Conexant
Proprietary Information and Specifications are Subject to Change
3
October 20, 1999
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