MC68HC908RF2 Datasheet, PDF (241/254 Pages) Motorola, Inc – HCMOS Microcontroller Unit

Preliminary Electrical Specifications
UHF Transmitter Module
Parameter
Current and output power
variation vs R_EXT value
Harmonic 2 level
Harmonic 3 level
Spurious level
@ f_Carrier ± f_DATACLK
Spurious level
@ f_Carrier ± f_Reference
Spurious level
@ f_Carrier/2
RF spectrum
Phase noise
PLL lock-in time,
t_{PLL_Lock_In}
XTAL1 input capacitance
Crystal resistance
Modulation depth
Data rate
Test Conditions and Comments
314 and 434 MHz bands,
with 50 Ω matching network
315 and 434 MHz bands,
with 50 Ω matching network
868 MHz band,
with 50 Ω matching network
315 and 434 MHz bands
868 MHz band
315 and 434MHz bands,
with 50 Ω matching network
868 MHz band,
with 50 Ω matching network
315 and 434 MHz bands
868 MHz band
315 and 434 MHz bands
868 MHz band
315 MHz band
434 MHz band
868 MHz band
315 MHz bands
434 MHz bands
868 MHz band
434 MHz bands
315 and 434 MHz bands,
±175 kHz from f_Carrier
868 MHz band,
±175 kHz from f_Carrier
f_Carrier within 30 kHz from the final
value, crystal series resistor = 150 Ω
Min
Typ
Max
Unit
—
–0.35
—
dB/kΩ
mA/kΩ
—
–34
—
dBc
—
–49
—
dBc
—
–23
–17
dBc
—
–38
–27
dBc
—
–32
—
dBc
—
–57
—
dBc
—
–21
–15
dBc
—
–48
–39
dBc
—
–36
–24
dBc
–29
–17
dBc
—
–37
–30
dBc
—
–44
–34
dBc
—
–37
–27
dBc
—
–62
–53
dBc
—
–80
–60
dBc
—
–45
–39
dBc
See Figure 17-1, Figure 17-2,
and Figure 17-3
—
—
–75
–68 dBc/Hz
—
–73
–66 dBc/Hz
—
350
1500
µs
—
1
2
pF
—
40
200
Ω
75
90
—
dBc
—
—
10
kBd
— Continued —
MC68HC908RF2 — Rev. 1
MOTOROLA
Preliminary Electrical Specifications
Advance Information
241