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TH71112 Datasheet, PDF (8/20 Pages) List of Unclassifed Manufacturers – 868/915MHz FSK/FM/ASK Receiver | |||
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Technical Data
Mode Configurations
ENRX
Mode
0
SBY
1
ON
Note: ENRX are pulled down internally
TH71112
868/915MHz
FSK/FM/ASK Receiver
standby mode
entire chip active
Description
LNA Gain Control
VGAIN_LNA
Mode
Description
< 0.8 V
HIGH GAIN
LNA set to high gain by voltage at GAIN_LNA
> 1.4 V
LOW GAIN
LNA set to low gain by voltage at GAIN_LNA
Note: hysteresis between gain modes to ensure stability
Absolute Maximum Ratings
Parameter
Supply voltage
Input voltage
Input RF level
Storage temperature
Electrostatic discharge
Symbol
Vcc
VIN
Pimax
TSTG
ESD
Condition / Note
no damage
human body model,
MIL STD 833D
method 3015.7, all pins
except OUT_IFA
pin OUT_IFA
Min
0
- 0.3
-40
-500
-500
Max
7.0
VCC+0.3
10
+125
+500
+250
Unit
V
V
dBm
°C
V
V
Normal Operating Conditions
Parameter
Supply voltage
Operating temperature
Input frequency
Frequency deviation
FSK data rate
FM bandwidth
ASK data rate
Symbol
Vcc
Ta
fi
âf
RFSK
fm
RASK
Condition
at FM or FSK
NRZ
NRZ
Min
Max
Unit
2.5
5.5
V
-40
+85
ºC
800
930
MHz
±5
±120
kHz
40
kbit/s
15
kHz
80
kbit/s
TH71112 Data Sheet
3901071112
Page 8 of 20
Nov. 2001
Rev. 005
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