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TH7108
868/915MHz FSK/ASK/FM Transmitter
Unspecified
TH7108 Datasheet PDF : 8 Pages
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TH7108
868/915MHz FSK/ASK/FM Transmitter
Electrical
Characteristics
Absolute Maximum
Ratings
Parameter
Symbol
Condition
supply voltage
V
cc
input voltage
V
in
@ DATA, ENCK, ENTX
input current
I
in
@ DATA, ENCK, ENTX
storage temperature T
str
Min
Max
Unit
-0.3
7.0 V
-0.3 VCC+0.3 V
-1.0
1.0 mA
-40
150 °C
Operating Conditions
Parameter
supply voltage
ambient temperature
VCO frequency
XOSC frequency
clock frequency
Symbol
Min
V
cc
2.1
T
a
-40
f
c
700
f
ref
25
f
clk
3
Max
5.5
85
1000
32
4
Unit
V
°C
MHz
MHz
MHz
DC Characteristics
T
a
= -40 to +85 °C,
V
cc
= 2.1 to 5.5 V,
typical values at T
a
= 23 °C
and V
cc
= 3 V
Parameter Symbol
Condition
standby current
I
stb
ENCK=0, ENTX=0
clock only cur-
rent
I
clk
ENCK=1, ENTX=0
operating current
I
cc
ENCK=1, ENTX=1,
R
ps
=47k
Ω
input HIGH volt-
age
V
HIGH
@ DATA, ENCK,
ENTX
input LOW volt-
age
V
LOW
@ DATA, ENCK,
ENTX
input current @
V
LOW
<V
In
<V
HIGH
I
in
@ DATA, ENCK,
ENTX
Min
0.7
7
0.7*V
cc
-0.3
-10
Typ
< 0.1
0.9
9
Max Unit
0.1
µA
1.1
mA
10
mA
V
cc
+0.3
V
0.3*V
cc
V
10
µA
Rev. 2.0
Preliminary Datasheet
3
February 2000
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