TH71101_13 Datasheet, PDF (1/20 Pages) Melexis Microelectronic Systems – FSK/ASK Receiver

TH71101
315/433MHz
FSK/ASK Receiver
Features
Single-conversion superhet architecture for low external component count
FSK demodulation with phase-coincidence demodulator
Low current consumption in active mode and very low standby current
Switchable LNA gain for improved dynamic range
RSSI allows signal strength indication and ASK detection
32-pin Low profile Quad Flat Package (LQFP)
Ordering Code
Product Code Temperature Code
TH71101
E
TH71101
E
Package Code
NE
NE
Option Code
CAA-000
CAA-000
Packing Form Code
RE
TR
Legend:
Temperature Code:
Package Code:
Packing Form:
E for Temperature Range -40°C to 85°C
NE for LQFP
RE for Reel, TR for Tray
Ordering example:
TH71101ENE-CAA-000-RE
Application Examples
General digital data transmission
Tire Pressure Monitoring Systems (TPMS)
Remote Keyless Entry (RKE)
Wireless access control
Alarm and security systems
Garage door openers
Remote Controls
Home and building automation
Low-power telemetry systems
Pin Description
VEE_RO
RO
VCC_PLL
ENRX
LF
VEE_LNA
IN_LNA
VCC_LNA
24
25
17
16
TH71101
32
9
1
8
OUT_IFA
VCC_IF
FBC2
FBC1
IN_IFA
VEE_IF
OUT_MIX2
General Description
The TH71101 FSK/ASK single-conversion superheterodyne receiver IC is designed for applications in the
European 433MHz industrial-scientific-medical (ISM) band, according to the EN 300 220 telecommunications
standard. It can also be used for any other system with carrier frequencies ranging from 300MHz to 450MHz
(e.g. for applications according to FCC part 15 and ARIB STD-T67).
39010 71101
Rev. 018
Page 1 of 21
Data Sheet
Jun/13