TH7107 データシートの表示（PDF） - Melexis Microelectronic Systems
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TH7107 Datasheet PDF : 16 Pages
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TH7107
315/433MHz
FSK/FM/ASK Transmitter
4 Electrical Characteristics
4.1 Absolute Maximum Ratings
Parameter
Symbol
Condition
Supply voltage
Input voltage
Storage temperature
Junction temperature
Thermal Resistance
Power dissipation
Electrostatic discharge
1) all pins except OUT1, OUT2
VCC
VIN
TSTG
TJ
RthJA
Pdiss
VESD1
VESD2
2)
human body model, 1)
human body model, 2)
pins OUT1, OUT2
Min
Max
Unit
0
7.0
V
-0.3
VCC+0.3
V
-65
150
°C
150
°C
112
K/W
0.12
W
-1.0
+1.0
kV
-0.75
+0.75
4.2 Normal Operating Conditions
Parameter
Supply voltage
Operating temperature
Input low voltage CMOS
Input high voltage CMOS
XOSC frequency
VCO frequency
Clock frequency
FSK deviation
Data rate FSK
FM deviation
Modulation frequency FM
Data rate ASK
Symbol
Condition
VCC
TA
VIL
VIH
fref
fc
fclk
∆fFSK
ENTX, ENCK, DTA pins
ENTX, ENCK, DTA pins
set by the crystal
fc = 32 • fref
fc = fref / 4
depends on CX1, CX2 and
crystal parameter
RFSK
∆fFM
fmod
RASK
NRZ
adjustable with V1 and CX3
NRZ
Min
2.2
-40
0.7*VCC
9.7
310
2.4
±5
Max
5.5
85
0.3*VCC
13.75
440
3.4
±100
40
±6
5
40
Unit
V
°C
V
V
MHz
MHz
MHz
kHz
kbit/s
kHz
kHz
kbit/s
4.3 Crystal Parameters
Parameter
Crystal frequency
Load capacitance
Static capacitance
Resonance resistance
Spurious response
Symbol
Condition
f0 fundamental mode, AT
CL
C0
R1
aspur only required for FSK
Min
Max
Unit
9.7
13.75
MHz
10
15
pF
7
pF
60
Ω
-10
dB
3901007107
Rev. 008
Page 7 of 16
Data Sheet
May/03
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