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TH71221 Datasheet(PDF) 26 Page - Melexis Microelectronic Systems

Part # TH71221
Description  FSK/FM/ASK Transceiver
PDF  44 Pages
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Manufacturer  MELEXIS [Melexis Microelectronic Systems]
Direct Link  http://www.melexis.com
Logo MELEXIS - Melexis Microelectronic Systems

TH71221 Datasheet(HTML) 26 Page - Melexis Microelectronic Systems

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TH71221
27 to 930MHz
FSK/FM/ASK Transceiver
39010 071221
Page 26 of 44
Data Sheet
Rev. 009
Nov/15
6
Technical Data
6.1
Absolute Maximum Ratings
Operation beyond absolute maximum ratings may cause permanent damage of the device.
Parameter
Symbol
Condition / Note
Min
Max
Unit
Supply voltage
VCC
-0.3
6.0
V
Input voltage
VIN
-0.3
Vcc+0.3
V
Input RF level
PiRF
@ LNA input
10
dBm
Storage temperature
TSTG
-40
+125
°C
Junction temperature
TJ
+150
°C
Power dissipation
Pdiss
0.25
W
Thermal Resistance
RthJA
60
K/W
Electrostatic discharge
VESD1
human body model, 1)
-1.0
+1.0
kV
Electrostatic discharge
VESD2
human body model, 2)
-0.75
+0.75
kV
1) all pins, except LF, TNK_LO, VCC_PLL and FS1/LD
2) pins LF, TNK_LO, VCC_PLL and FS1/LD
6.2
Normal Operating Conditions
Parameter
Symbol
Condition
Min
Max
Unit
Supply voltage
VCC
2.2
5.5
V
Operating temperature
TA
-40
+85
ºC
Input low voltage (CMOS)
pins IN_DTA, ASK/FSK,
RE/SCLK, TE/SDTA, FS0/SDEN,
FS1/LD
VIL
VIL_FS1/LD only
in Stand-alone user
mode
0.3*VCC
V
Input high voltage (CMOS)
pins IN_DTA, ASK/FSK,
RE/SCLK, TE/SDTA, FS0/SDEN,
FS1/LD
VIH
VIH_FS1/LD only
in Stand-alone user
mode
0.7*VCC
V
Transmit frequency range
fTX
300
930
MHz
Receive frequency range
fRX
300
930
MHz
VCO frequency
fVCO
Set by tank configuration
300
930
MHz
IF range
fIF
| fRX - fVCO |
0.4
22
MHz
FSK demodulator operating range fIF_FSK
2
22
MHz
RO frequency
fRO
Set by crystal
3
12
MHz
PFD comparison frequency
fR
Set by crystal and
R-counter
0.003
1
MHz
Frequency deviation
f
at FM or FSK
2.5
80
kHz
FSK data rate
RFSK
w/ crystal pulling, NRZ
20
kbps
w/ direct VCO mod., NRZ
115
kbps
ASK data rate
RASK
NRZ
40
kbps
FM bandwidth
fm
10
kHz
VCO gain
fRF= 433.92MHz
KVCO
14
23
MHz/V
fRF= 868.3MHz
28
55



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