TH7110ENG Melexis Inc, TH7110ENG Datasheet - Page 18

• Manufacturer Part Number: TH7110ENG
• Description: IC RECEIVER 315/433MHZ 44-LQFP
• Manufacturer: Melexis Inc

Specifications of TH7110ENG

• Rohs Status: RoHS non-compliant
• Frequency: 315MHz, 433MHz
• Sensitivity: -111dBm
• Data Rate - Maximum: 80 kbps
• Modulation Or Protocol: ASK, FM, FSK
• Applications: Alarm and Security Systems, RKE, TPMS
• Current - Receiving: 8.2mA
• 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: TH7110

ASK test circuit component list to Fig. 5
NIP – not in place, may be used optionally
TH7110 Data Sheet
3901007110
SAWFIL
CERFIL
XTAL
Part
C10
C11
C12
C13
C14
C1
C3
C4
C5
C6
C7
C8
C9
R1
R3
L1
L2
L3
L4
L5
SMD type
QCC8C
leaded
HC49-
Size
0805
0805
0603
0603
0603
0603
0603
0805
0805
0603
0603
0805
0603
0805
0603
0603
0603
0603
0603
0603
SMD
type
@ RF = 433.6 MHz
@ RF = 433.6 MHz
SFECV10.7MJS-A
@ B
Value / Type
@ B
23.49444 MHz
1 nF to 10 nF
SFE10.7MFP
IF2
100 k
100 nH
100 nH
330 pF
330 pF
IF2
3.3 pF
3.3 pF
4.7 pF
2.2 pF
B3555
10 k
15 pF
27 pF
33 nF
33 nH
33 nH
15 nH
1 nF
1 nF
1 nF
= 150 kHz
= 40 kHz
(f
B
0
25ppm calibra-
Tolerance
30ppm temp.
3dB
= 433.92 MHz)
100 kHz
40 kHz
= 860 kHz
TBD
tion
10%
10%
10%
10%
10%
10%
10%
10%
10%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
5%
Page 18 of 20
crystal series capacitor
loop filter capacitor
capacitor to match to SAW filter input
capacitor to match to SAW filter output
LNA output tank capacitor
MIX1 input matching capacitor
MIX1 blocking capacitor
IF1 tank capacitor
IFA feedback capacitor
IFA feedback capacitor
IFA feedback capacitor
ASK data slicer capacitor, depending on data rate
RSSI output low-pass capacitor
loop filter resistor
ASK data slicer resistor, depending on data rate
inductor to match SAW filter
inductor to match SAW filter
LNA output tank inductor
IF1 tank inductor
IF1 tank inductor
fundamental-mode crystal, C
C
low-loss SAW filter from EPCOS
ceramic filter from Murata
0, max
= 7 pF, R
m, max
= 50
FSK/FM/ASK Receiver
Description
load
= 10 pF to 15pF,
TH7110
315/433MHz
Nov. 2001
Rev. 005