HFA3783 Datasheet, PDF (26/34 Pages) Intersil Corporation – I/Q Modulator/Demodulator and Synthesizer

HFA3783
Typical Performance Curves (Continued)
BB (NOMINAL)
CH1
CH2, PE1
PE2 = 0
CH1, 500mV CH2 2.00V 100ns/DIV
FIGURE 28. RX BASEBAND AT POWER DOWN
300
250
200
+3σ
150
-3σ
100
50
0
100
120
140
160
180
200
INPUT LEVEL AT 374MHz, (mV_PP)
FIGURE 29. IF DETECTOR OUTPUT CURRENT, ±3 SIGMA
DISTRIBUTION AT ALL TEMPERATURE AND V_CC
250
200
+25
150
+85
-40
100
IF INPUT (374MHz)
50mV/DIV
50
0
100
120
140
160
180
200
INPUT SIGNAL AT 374MHz, (mV_PP)
FIGURE 30. TYPICAL IF DETECTOR OUTPUT CURRENT AT
ALL V_CC
IF DET OUTPUT 200mV/DIV
50ns/DIV
FIGURE 31. IF DETECTOR RESPONSE, RISE TIME
IF INPUT (374MHz)
50mV/DIV
IF DET OUTPUT
200mV/DIV
50ns/DIV
FIGURE 32. IF DETECTOR RESPONSE, FALL TIME
26