SA1638 Datasheet, PDF (21/26 Pages) NXP Semiconductors – Low voltage IF I/Q transceiver

Philips Semiconductors
Low voltage IF I/Q transceiver
Product specification
SA1638
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Receiver Corrected Output Offset Voltage
vs. Temperature and V_CCTxRx
200
150
DCRes Resistor=100k
100
50 ^5.5V
4.0V
0 _2.7V
3.0V
-50
-100
-150
-200
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
Receiver In–band 1dB Compression Point
vs. Temperature and V_CCTxRx
-47.0
-49.0
-51.0
-53.0
-55.0
3.0V
4.0V
2.7V
-57.0
5.5V
-59.0
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
SA1638 Receiver QRXOUT Voltage
1.8
5.5V
1.7
4V
1.6
3V
1.5
2.7V
1.4
-50
0
50
100
TEMPERATURE (°C)
1.8
1.75
1.7
1.65
1.6
1.55
1.5
1.45
-50
Reference Voltage
5.5V
4V
3V
2.7V
0
50
100
TEMPERATURE (°C)
Receiver IP2 vs Temperature and Supply Voltage
5.00
4.00
3.00
2.00
3V
1.00
0
-1.00
-2.00
5.5V
4V
2.7V
-3.00
-4.00
-5.00
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
LO_IN Maximum Frequency Div800
1100
1050
3V
V_LOIN = 100mV_PEAK
1000
2.7V
4V
950
5.5V
900
-50
0
50
100
TEMPERATURE (°C)
Figure 14. Typical Performance Characteristics (continued)
1997 Sept 03
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