MC33591FTAR2 Freescale Semiconductor, MC33591FTAR2 Datasheet - Page 26

• Manufacturer Part Number: MC33591FTAR2
• Description: IC RF RECEIVER 315,434MHZ 24LQFP
• Manufacturer: Freescale Semiconductor

Specifications of MC33591FTAR2

• Frequency: 315MHz, 434MHz
• Sensitivity: -105dBm
• Data Rate - Maximum: 11 kBaud
• Modulation Or Protocol: FSK, OOK
• Applications: General Data Transfer
• Current - Receiving: 5.7mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 1.9 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Memory Size: -
• Other names: MC33591FTAR2TR

APPLICATION SCHEMATIC
26
R2 and C5 values correspond to a strobe oscillator period T
Exemples of crystal references are given below
CAGC capacitor is data rate related in FSK modulation.
Component
Motional capacitance
Max loss resistance
Static capacitance
R1
R2
C1
C2
C3
C4
C5
C6
C7
C8
C9
Load capacitance
Crystal frequency
Q
C2
Parameter
Table 12: Typical crystal characteristics (SMD package)
Table 13: C2 value versus data rate in FSK modulation
100 ± 10%
Reference oscillator crystal
IF amplifier AGC capacitor
Current reference resistor
Strobe oscillator capacitor
Strobe oscillator resistor
Low pass filter capacitor
Crystal load capacitor
Mixer AGC capacitor
decoupling capacitor
decoupling capacitor
1.2
- OOK modulation -
- FSK modulation -
Freescale Semiconductor, Inc.
AFC capacitor
For More Information On This Product,
Power supply
Crystal DC
Table 11: Component description
Function
MC33591 Technical Data
NDK LN-G102-952
47 ± 10%
(for 315MHz)
Go to: www.freescale.com
9.864375
2.4
3.71
1.22
100
12
Data Rate
22 ± 10%
434MHz band: 13.580625
4.8
315MHz band: 9.864375
Strobe
NDK LN-G102-877
See table 13
100 ± 10%
100 ± 10%
=3.8ms.
10 ± 10%
180 ± 1%
(for 434MHz)
12/10 ± 10%
13.580625
Value
470
100
100
10
68
10
1
4.81
1.36
12
50
9.6
Unit
kBd
nF
MHz
Unit
MHz
MHz
Unit
pF
pF
fF
kW
kW
W
MOTOROLA
pF
nF
pF
nF
nF
nF
pF
nF
nF