MLX71120_12 Datasheet, PDF (17/31 Pages) Melexis Microelectronic Systems – FSK/FM/ASK Receiver

MLX71120
300 to 930MHz
FSK/FM/ASK Receiver
3 Pin Definitions and Descriptions
Pin No. Name
3 LNAO1
I/O Type
analog
output
Functional Schematic
VCC
Vbias
Vbias
LNAO1
3
Description
LNA output 1
1 LNAI1
analog
input
LNAI1
1
VEE
LNA input 1
VEE
2 VEE
ground
negative supply voltage
4 MIXP
analog
input
VCC
Vbias
VCC
MIX1 positive input
5 MIXN
analog
input
MIXP
4
MIXN
5
MIX1 negative input
6 LNAO2 analog
output
VEE
VEE
VCC
Vbias
Vbias
LNAO2
6
LNA output 2
8 LNAI2
analog
input
LNAI2
8
VEE
LNA input 2
VEE
7 VEE
ground
negative supply voltage
9 VCC
supply
positive supply voltage
10 MIXO
analog
output
11 VEE
ground
VCC
VCC
MIXO
10
150
(670)
VEE
350µA
(50µA)
mixer 2 output,
about 150Ώ at 10.7MHz
and 670 Ώ at 455kHz, resp.
negative supply voltage
12 IFAP
13 IFAN
analog
input
analog
input
VCC
Vbias
VCC
IF amplifier positive input
IFAP
12
1.5k
VEE
VEE
IFAN
13 ^{IF amplifier negative input}
39010 71120
Rev. 008
Page 17 of 31
Data Sheet
Jun/12