TH71101_13 Datasheet, PDF (7/20 Pages) Melexis Microelectronic Systems – FSK/ASK Receiver

TH71101
315/433MHz
FSK/ASK Receiver
Pin No. Name
11 IN_IFA
12 FBC1
13 FBC2
14 VCC_IF
15 OUT_IFA
I/O Type
analog
input
analog I/O
analog I/O
supply
Functional Schematic
VCC
VCC
IN_IFA
11
VEE
VCC
FBC2
13
2.2k
2.2k
200µA
VEE
FBC1
12
VEE
VEE
analog I/O
OUT_IFA
15
40µA
Description
IFA input, approx. 2.2kΩ
input impedance
to be connected to external
IFA feedback capacitor
to be connected to external
IFA feedback capacitor
positive supply of
IFA and DEMOD
IFA output and MIX3 input
(of DEMOD)
16 IN_DEM
analog
input
47k
IN_DEM
16
DEMOD input, to MIX3 core
17 VCC_BIAS supply
18 OUT_OA
analog
output
OUT_OA
50Ω
18
positive supply of general
bias system and OA
OA output, 40uA current
drive capability
19 OAN
20 OAP
analog
input
analog
input
OAN
50Ω
19
20µA
50Ω
negative OA input
OAP
positive OA input
20
39010 71101
Rev. 018
Page 7 of 21
Data Sheet
Jun/13