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TH71112
868/915MHz
FSK/ASK Receiver
3.4
DC Characteristics
all parameters under normal operating conditions, unless otherwise stated;
typical values at T A = 23 °C and V CC = 3 V
Parameter
Symbol
Condition
Min
Typ
Max
Unit
Operating Currents
Standby current
I SBY
ENRX=0
50
100
nA
Supply current at low gain
I CC, low
ENRX=1, GAIN_LNA=1,
4.5
7.5
12.0
mA
TH71112 E
ENRX=1, GAIN_LNA=1,
TH71112 C
11.6
Supply current at high gain
I CC, high
ENRX=1, GAIN_LNA=0,
5.0
9.2
14.0
mA
TH71112 E
Digital Pin Characteristics
ENRX=1, GAIN_LNA=0,
TH71112 C
13.5
Input low voltage CMOS
Input high voltage CMOS
V IL
V IH
ENRX pin
ENRX pin
-0.3
0.7*V CC
0.3*V cc
V CC +0.3
V
V
Pull down current
I PDEN
ENRX=1
0.1
2
10
μA
ENRX pin
Low level input current
I INLEN
ENRX=0
0.05
μA
ENRX pin
Analog Pin Characteristics
High level input current
I INHGAIN
GAIN_LNA=1
0.05
μA
GAIN_LNA pin
Pull up current
I PUGAINa
GAIN_LNA=0
0.08
0.15
0.3
μA
GAIN_LNA pin active
ENRX=1
Pull up current
I PUGAINs
GAIN_LNA=0
0.05
μA
GAIN_LNA pin standby
ENRX=0
High gain input voltage
Low gain input voltage
V IHGAIN
V ILGAIN
ENRX=1
ENRX=1
1.5
0.7
V
V
Opamp Characteristics
Opamp input offset voltage
V offs
-35
35
mV
Opamp input offset current
Opamp input bias current
I offs
I bias
I OAP – I OAN
0.5 * (I OAP + I OAN )
-50
-150
50
150
nA
nA
RSSI Characteristics
RSSI voltage at low input level
V RSSI, low
P i = -65 dBm,
0.5
1.0
1.5
V
GAIN_LNA=1
RSSI voltage at high input level
V RSSI, high
P i = -35 dBm,
1.2
1.9
2.5
V
GAIN_LNA=1
39010 71112
Rev. 016
Page 10 of 20
Data Sheet
Jun/12
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