Philips Semiconductors Product data
SA8027
2.5 GHz low voltage, low power
RF fractional-N/IF integer frequency synthesizer
2001 Aug 21
18
TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
SR02349
MINIMUM SIGNAL INPUT LEVEL (dBm)
FREQUENCY (MHz)
–42
–39
–36
–33
–30
–27
–24
–21
–18
–15
–12
–9
–6
–3
0
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
800
850
900
950
2.6V
3.0V
3.6V
Figure 31. Auxiliary Divider Input Sensitivity vs.
Frequency and Supply Voltage
(Temp = 25 _C; I
SET
= 164 µA; Divider Ratio = 213)
SR02350
MIMINUM SIGNAL INPUT LEVEL (dBm)
FREQUENCY (MHz)
–42
–39
–36
–33
–30
–27
–24
–21
–18
–15
–12
–9
–6
–3
0
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
800
850
900
950
–40 °C
+25 °C
+85 °C
Figure 32. Auxiliary Divider Input Sensitivity vs.
Frequency and Temperature
(I
SET
= 164 µA; Divider Ratio = 213; V
DD
= 3.0 V)
SR02351
MINIMUM SIGNAL INPUT LEVEL (dBm)
FREQUENCY (MHz)
–30
–27
–24
–21
–18
–15
–12
–9
–6
–3
0
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70
2.6V
3.0V
3.6V
Figure 33. Reference Divider Input Sensitivity vs.
Frequency and Supply Voltage
(Temp = 25 _C; I
SET
= 164 µA; Divider Ratio = 682)
SR02352
MINIMUM SIGNAL INPUT LEVEL (dBm)
FREQUENCY (MHz)
–30
–27
–24
–21
–18
–15
–12
–9
–6
–3
0
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70
–40 °C
+25 °C
+85 °C
Figure 34. Reference Divider Input Sensitivity vs.
Frequency and Temperature
(I
SET
= 164 µA; Divider Ratio = 682; V
DD
= 3.0 V)
SR02353
TOTAL CURRENT (mA)
SUPPLY VOLTAGE (V)
6.00
6.50
7.00
7.50
8.00
8.50
9.00
2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8
–40 °C
+25 °C
+85 °C
Figure 35. Total Supply Current vs. Temperature
(I
SET
= 164 µA)