W3030 Datasheet, PDF (18/22 Pages) Agere Systems – W3030 3 V Dual-Mode IF Cellular Receiver

W3030 3 V Dual-Mode IF Cellular Receiver
Characteristic Curves (continued)
0.275
RF = 83.16 MHz
LO1 = 82.71 MHz
TEMP = –35 °C, +25 °C, AND +85 °C
2.7 VCC
1 kHz FM MODULATION
C-MESSAGE WEIGHTING
0.25
0.225
0.2
+25 °C
+85 °C
0.175
0.15
–35 °C
0.125
IF1IN POWER (dBm)
Figure 22. First Mixer and Analog Second IF
Section Audio vs. IF1IN Power
(2.7 VCC)
0.275
0.25
0.225
0.2
0.175
0.15
0.125
RF = 83.16 MHz
LO1 = 82.71 MHz
TEMP = –35 °C, +25 °C, AND +85 °C
3.3 VCC
1 kHz FM MODULATION
C-MESSAGE WEIGHTING
+25 °C
+85 °C
–35 °C
IF1IN POWER (dBm)
Figure 23. First Mixer and Analog Second IF
Section Audio vs. IF1IN Power
(3.3 VCC)
Data Sheet
April 1999
0.275
0.25
0.225
0.2
0.175
0.15
0.125
RF = 83.16 MHz
LO1 = 82.71 MHz
TEMP = –35 °C, +25 °C, AND +85 °C
4.1 VCC
1 kHz FM MODULATION
C-MESSAGE WEIGHTING
+25 °C
+85 °C
–35 °C
IF1IN POWER (dBm)
Figure 24. First Mixer and Analog Second IF
Section Audio vs. IF1IN Power
(4.1 VCC)
RF = 83.16 MHz
LO1 = 82.71 MHz
TEMP = –35 °C, +25 °C, AND +85 °C
2.7 VCC, 3.3 VCC, AND 4.1 VCC
1 kHz FM MODULATION
C-MESSAGE WEIGHTING
40
35
+25 °C
30
+85 °C
25
–35 °C
20
15
10
5
0
–130
–110
–90
–70
–50
–30
–10
IF1IN POWER (dBm)
Note: Minimum variation with voltage
Figure 25. First Mixer and Analog Second IF
Section SINAD vs. IF1IN Power
18
Lucent Technologies Inc.