TH7108 View Datasheet(PDF) - Unspecified
Part Name
Description
Manufacturer
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
Vcc
input voltage
Vin @ DATA, ENCK, ENTX
input current
Iin @ DATA, ENCK, ENTX
storage temperature Tstr
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
Vcc
2.1
Ta
-40
fc
700
fref
25
fclk
3
Max
5.5
85
1000
32
4
Unit
V
°C
MHz
MHz
MHz
DC Characteristics
Ta = -40 to +85 °C,
Vcc = 2.1 to 5.5 V,
typical values at Ta = 23 °C
and Vcc = 3 V
Parameter Symbol
Condition
standby current
Istb ENCK=0, ENTX=0
clock only cur-
rent
Iclk ENCK=1, ENTX=0
operating current
Icc ENCK=1, ENTX=1,
Rps=47kΩ
input HIGH volt-
age
VHIGH @ DATA, ENCK,
ENTX
input LOW volt-
age
VLOW @ DATA, ENCK,
ENTX
input current @
VLOW<VIn <VHIGH
Iin @ DATA, ENCK,
ENTX
Min
0.7
7
0.7*Vcc
-0.3
-10
Typ
< 0.1
0.9
9
Max Unit
0.1
µA
1.1
mA
10
mA
Vcc+0.3
V
0.3*Vcc
V
10
µA
Rev. 2.0
Preliminary Datasheet
3
February 2000
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