STB4395 Datasheet, PDF (11/16 Pages) STMicroelectronics – CT2 RECEIVER/TRANSMITTER

STB4395
8 - TRANSCEIVER SECTION (continued)
Dataslicer time constants
Symbol
Parameter
Slow
Fast
Hold Drift Rate 60mV < signal < 100mV
For 33nF capacitor at SLTC
Min.
Typ.
3*
130*
1
Max.
Unit
ms
µs
mV/ms
8.2 - Transmitter-Output Specification
Symbol
POUT
Parameter
Output Power into 300Ω balanced, high power mode
LO Rejection
Output Control Switch
TXFLT/NTXFLT output
Symbol
Parameter
Output Impedance
Load Impedance (external)
Voltage Out (channel frequency, application circuit of this D/S)
Voltage Out (channel frequency-300.8MHz, app. cct of this D/S)
Min.
13
25
Typ.
14
Max.
Unit
dBm
dBC
dB
Min.
Typ.
2
1.2
200
80
Max.
Units
kΩ
kΩ
mV_PP
mV_PP
8.3 - Synthesizer/Modulator/Channel Select Loop
8.3.1 - Synthesizer Phase Noise and Spurious
Phase noise and spurious are measured at the RF outputs RF / NRF in transmit mode, no RF SAW filter.
Phase Noise (Average)
Offset Frequency from carrier
±100kHz
±500kHz
±1MHz
±10MHz
Min.
Typ.
-106
-121
-127
-145
Max.
Unit
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Spurious
Offset Frequency from carrier
±50kHz
±100kHz
±200kHz
±200kHz to ±10MHz
±10MHz to ±100MHz
Min. Typ. Max. Unit
-55
dBc
-63
dBc
-70
dBc
-75
dBc
-40
dBc
8.3.2 - Channel Select Loop
Symbol
Frequency
Frequency Steps
Parameter
Min.
Typ.
channel - 150.4
50
Max.
Unit
MHz
kHz
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