TH7122ENE Melexis Inc, TH7122ENE Datasheet - Page 8
TH7122ENE
Manufacturer Part Number
TH7122ENE
Description
IC TXRX 930MHZ FSK/FM/ASK 32LQFP
Manufacturer
Melexis Inc
Specifications of TH7122ENE
Frequency
300MHz ~ 930MHz
Data Rate - Maximum
115Kbps
Modulation Or Protocol
ASK, FM, FSK
Applications
Alarm and Security Systems, RKE, TPMS
Power - Output
-10dBm ~ 11dBm
Sensitivity
-105dBm
Voltage - Supply
2.2 V ~ 5.5 V
Current - Receiving
14mA
Current - Transmitting
23mA @ 10dBm
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
Transmitting Current
12mA
Data Rate
115Kbps
Frequency Range
300MHz To 930MHz
Modulation Type
AM, FM, FSK
Sensitivity Dbm
-105dBm
Rf Ic Case Style
LQFP
No. Of Pins
32
Supply Voltage
RoHS Compliant
Output Power
10dBm
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Memory Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
TH7122.3
TH7122ENETR
TH7122ENETR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
39010 07122
Rev. 010
Pin No.
17
18
19
20
21
23
22
24
25
FS0/SDEN
VCC_PLL analog I/O
VEE_DIG
VEE_PLL
OUT_PA
TNK_LO
FS1/LD
PS_PA
Name
LF
analog I/O
analog I/O
analog I/O
I/O Type
ground
ground
input /
output
output
input
TNK_LO
21
23
PS_PA
LF
VCC
24
FS0/SDEN
OUT_PA
FS1/LD
25
17
19
Functional Schematic
VEE
6.5k
120
VEE
VEE
VEE
Page 8 of 44
VCC
VCC
10µA
120
VCC
VCC
VEE
VEE
6.3pF
20p
120
120
1k
VCC
VEE
VEE
VCOCUR
VD
VEE
VCC
VCC_PLL
FSK/FM/ASK Transceiver
VEE
20
frequency select input / se-
rial data enable input
ground of serial port and
control logic
frequency select input / lock
detector output
VCO open-collector output,
connection to VCC or exter-
nal LC tank
VCO open-collector output,
connection to external LC
tank
charge pump output, con-
nection to external loop filter
ground of PLL frequency
synthesizer
power-setting input
power amplifier open-
collector output
Description
27 to 930MHz
TH7122
Data Sheet
Feb/09