MC33596_10 Datasheet, PDF (52/70 Pages) Freescale Semiconductor, Inc – PLL Tuned UHF Receiver for Data Transfer Applications

Electrical Characteristics
Sensitivity Variation Versus Frequency Deviation
(Ref : 25°C, 3V, 434MHz, FSK +/-64kHz, 4800bps)
2,0
1,5
1,0
0,5
0,0
-0,5
-1,0
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
Frequency Deviation (kHz)
Figure 40. FSK Sensitivity Variation Versus Frequency Deviation
19.3 Receiver Parameters
Operating supply voltage and temperature range see Table 3. Values refer to the circuit recommended in the application
schematics Figure 43 through Figure 54), unless otherwise specified. Typical values reflect average measurement at V_CC = 3.0
V, T_A = 25°C.
Parameter
Test Conditions
Comments
Limits
Unit
Min
Typ
Max
Receiver: IF filter, IF Amplifier, FM-to-AM Converter and Envelope Detector
3.1 IF center frequency
—
1.5
—
3.2 IF bandwidth at –3dB
—
380
—
3.3 IF cut-off low frequency at –3 dB Refer to Section 8, “Frequency
—
—
1.387
Planning”.
3.4 IF cut-off high frequency at –3 dB
1.635
—
—
3.12 Recovery time from strong signal OOK modulation, 2.4 kbps,
FAGC = 0, input signal from
–50 dBm to –100 dBm
—
15
—
MHz
kHz
MHz
MHz
ms
MC33596 Data Sheet, Rev. 4
52
Freescale Semiconductor