SA1638 Datasheet, PDF (17/26 Pages) NXP Semiconductors – Low voltage IF I/Q transceiver

Philips Semiconductors
Low voltage IF I/Q transceiver
Product specification
SA1638
TYPICAL PERFORMANCE CHARACTERISTICS
Regulator Dropout Voltage vs. Temperature and V_BATT
5
7.5V
4.5
4
3.5
3
5.5V
2.5
I_LOAD=30mA
2
1.5
1
0.5
3.3V
0
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
Regulator Supply Current vs. Temperature and V_BATT
7
6.5
6
No Load
5.5
5
4.5 ^3.3V
4 ^5.5V
3.5 ^7.5V
3
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
Regulator Powerdown Supply Current vs.
Temperature and V_BATT
40
35 _7.5V
30
25
5.5V
20
15
3.3V
10
5
0
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
Regulator Load Regulation vs.
Temperature and V_BATT
1
0.8
ILoad = 15mA to 30mA
0.6
0.4
0.2
7.5V
0
5.5V
-0.2
3.3V
-0.4
-0.6
-0.8
-1
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
Regulator Line Regulation vs.
Temperature and V_BATT
0.4
0.3
I_LOAD =15mA
0.2
7.5V
0.1
5.5V
0
3.3V
-0.1
-0.2
-0.3
-0.4
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
3.15
3.3V
3.1
5.5V
3.05 ^7.5V
Regulator Output Voltage vs.
Temperature and V_BATT
I_LOAD =15ma
3
2.95
2.9
2.85
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
1997 Sept 03
Figure 10. Typical Performance Characteristics
17