TH7111ENG Melexis Inc, TH7111ENG Datasheet - Page 9

• Manufacturer Part Number: TH7111ENG
• Description: IC RECEIVER FULL SIZE 44-LQFP
• Manufacturer: Melexis Inc

Specifications of TH7111ENG

• Rohs Status: RoHS non-compliant
• Frequency: 800MHz ~ 930MHz
• Sensitivity: -109dBm
• Data Rate - Maximum: 80 kbps
• Modulation Or Protocol: ASK, FM, FSK
• Applications: Alarm and Security Systems, RKE, TPMS
• Current - Receiving: 9.2mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-LQFP
• Features: -
• Memory Size: -
• Other names: TH7111

Technical Data
Mode Configurations
Note: ENRX and ENRO are pulled down internally
Second Mixer Input
LNA Gain Control
Note: hysteresis between gain modes to ensure stability
Absolute Maximum Ratings
Normal Operating Conditions
TH7111 Data Sheet
3901007111
External LO2
Ext. pull-down res. (15 k )
N/C
Supply voltage
Input voltage
Input RF level
Storage temperature
Electrostatic discharge
Supply voltage for double conv.
Supply voltage for single conv.
Operating temperature
Input frequency
Frequency deviation
FSK data rate
FM bandwidth
ASK data rate
ENRX
IN_MIX2V
0
0
1
1
V
< 0.8 V
> 1.4 V
GAIN_LNA
Parameter
Parameter
ENRO
0
1
0
1
HIGH GAIN
LOW GAIN
SW_MIX2
V
V
P
T
ESD
V
V
T
f
R
f
R
i
m
Symbol
Symbol
Mode
STG
a
f
cc
IN
imax
cc, DC
cc, SC
FSK
ASK
0
0
1
no damage
human body model,
MIL STD 833D
method 3015.7, all pins
except OUT_IFA
pin OUT_IFA
at FM or FSK
NRZ
NRZ
RO only
Mode
SBY
Condition / Note
ON
ON
Page 9 of 20
double conversion with external LO2
single conversion
double conversion with internal LO2
LNA set to high gain by voltage at GAIN_LNA
LNA set to low gain by voltage at GAIN_LNA
Condition
standby mode
only reference oscillator active
entire chip active
entire chip active
Description
FSK/FM/ASK Receiver
- 0.3
-500
-500
Min
Min
800
-40
2.5
3.3
-40
Mode
0
5
Description
V
CC
+125
+500
+250
Max
Max
+85
930
7.0
5.5
5.5
10
120
40
15
80
TH7111
+0.3
868/915MHz
Nov. 2001
Rev. 005
kbit/s
kbit/s
dBm
MHz
Unit
Unit
kHz
kHz
°C
ºC
V
V
V
V
V
V