mc68hc908rf2 Freescale Semiconductor, Inc, mc68hc908rf2 Datasheet - Page 178

• Manufacturer Part Number: mc68hc908rf2
• Description: M68hc08 Microcontrollers Microcontroller / Transmitter
• Manufacturer: Freescale Semiconductor, Inc

Electrical Specifications
Data Sheet
178
RF spectrum
Phase noise
PLL lock-in time,
XTAL1 input capacitance
Crystal resistance
Modulation depth
Data rate
Input low voltage
Input high voltage
Input hysteresis voltage
Input current
ENABLE pulldown resistor
DATACLK output
DATACLK output
DATACLK rising time
DATACLK falling time
DATACLK settling time,
t
low voltage
high voltage
t
PLL_Lock_In
DATACLK_Settling
Parameter
f
Carrier
Freescale Semiconductor, Inc.
Test Conditions and Comments
For More Information On This Product,
45 < duty cycle f
crystal series resistor = 150 Ω
measured from 20% to 80%
within 30 kHz from the final value,
315 and 434 MHz bands,
±175 kHz from f
±175 kHz from f
ENABLE, and DATA
of the voltage swing
Pins BAND, MODE,
Pins BAND, MODE,
DATA @ high level
434 MHz bands
868 MHz band,
Microcontroller Interfaces
C
C
Go to: www.freescale.com
Load
Load
Electrical Specifications
= 2 pF,
= 2 pF
DATACLK
Carrier
Carrier
< 55%
0.75 x V
See
0.7 x V
Min
75
—
—
—
—
—
—
—
—
—
—
—
—
0
0
Figure
CC
CC
Figure 14-3
14-1,
Typ
–75
–73
350
180
250
150
800
40
90
—
—
—
—
—
—
—
1
Figure
MC68HC908RF2 — Rev. 4.0
0.25 x V
0.3 x V
14-2, and
1500
1800
Max
V
V
–68
–66
200
150
100
500
400
10
—
—
2
CC
CC
CC
CC
MOTOROLA
dBc/Hz
dBc/Hz
Unit
dBc
kBd
mV
nA
kΩ
pF
—
µs
ns
ns
µs
Ω
V
V
V
V