HFA3783 Datasheet, PDF (21/34 Pages) Intersil Corporation – I/Q Modulator/Demodulator and Synthesizer

HFA3783
Typical Performance Curves
39
38
37
+85, 2.7V
36
35
+85, 3.3V
34
33
32
+25, 2.7V
31
30
+25, 3.3V
29
28
27
-40, 2.7V
26
25
24
-40, 3.3V
23
-20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 50 55 60
RX POWER GAIN (dB)
FIGURE 8. RX ICC vs POWER GAIN OVER TEMPERATURE
160
140
120
+85
100
80
+25
60
40
-40
20
0
2.7
2.8
2.9
3.0
3.1
3.2
3.3
V_CC
FIGURE 10. STANDBY ICC vs V_CC
33
32
31
30
3.3V
29
28
27
2.7V
26
25
24
-40
20 30
TEMPERATURE (C)
80 90
FIGURE 9. TX ICC WITH TXI/Q = 1.3V OVER TEMPERATURE
AND VOLTAGE
1.1990
1.1980
3.3V
1.1970
1.1960
1.1950
2.7V
1.1940
1.1930
1.1920
-40
20 30
TEMPERATURE (C)
80 90
FIGURE 11. 1.2V V_REF VOLTAGE OVER V_CC AND
TEMPERATURE
244
242
240
238
236
234
232
230
228
226
224
222
220
-40
3.6V, SOURCE
3.6V, SINK
2.7V, SINK
2.7V, SOURCE
20 30
TEMPERATURE (^oC)
80 90
FIGURE 12. CHARGE PUMP 250µA SETTING SINK AND
SOURCE CURRENT OVER TEMPERATURE AND
VOLTAGE
0.99
0.97
0.95
0.93
0.91
0.89
0.87
0.85
-40
3.6V, SOURCE
3.6V SINK
2.7V SINK
2.7V SOURCE
20 30
TEMPERATURE (^oC)
80 90
FIGURE 13. CHARGE PUMP 1mA SETTING SINK AND
SOURCE CURRENT OVER TEMPERATURE AND
VOLTAGE
21