TH72036
868/915MHz
FSK/ASK Transmitter
4 Electrical Characteristics
4.1 Absolute Maximum Ratings
Parameter
Supply voltage
Symbol
VCC
Condition
Min
0
Max
7.0
Unit
V
Input voltage
VIN
-0.3
-65
VCC+0.3
150
V
Storage temperature
Junction temperature
Thermal Resistance
Power dissipation
Electrostatic discharge
TSTG
TJ
°C
°C
K/W
W
150
RthJA
Pdiss
VESD
49
0.12
human body model (HBM)
according to CDF-AEC-
Q100-002
kV
±2.0
4.2 Normal Operating Conditions
Parameter
Supply voltage
Symbol
VCC
TA
Condition
Min
1.95
-40
Max
5.5
Unit
V
Operating temperature
Input low voltage CMOS
Input high voltage CMOS
XOSC frequency
125
°C
VIL
EN, FSKDTA
0.3*VCC
V
VIH
EN, FSKDTA
0.7*VCC
26.6
850
V
fref
set by the crystal
fc = 32 • fref
29
MHz
MHz
MHz
kHz
kHz
VCO frequency
fc
930
3.6
Clock frequency
fCLK
CKDIV=0, fCLK = fref / 8
CKDIV=1, fCLK = fref / 32
3.3
831
906
±40
FSK deviation
depending on CX1, CX2
and crystal parameters
Δf
±2.5
FSK Data rate
ASK Data rate
R
R
NRZ
NRZ
40
40
kbit/s
kbit/s
4.3 Crystal Parameters
Parameter
Crystal frequency
Load capacitance
Static capacitance
Series resistance
Spurious response
Symbol
f0
Condition
Min
26.6
10
Max
29
15
7
Unit
MHz
pF
fundamental mode, AT
CL
C0
pF
R1
50
-10
Ω
aspur
only required for FSK
Page 8 of 16
dB
3901072036
Rev. 005
Data Sheet
June/07
MELEXIS [ Melexis Microelectronic Systems ]
