TH7108EFC Melexis Inc, TH7108EFC Datasheet - Page 11

• Manufacturer Part Number: TH7108EFC
• Description: IC XMITTER 868/915MHZ 16-SSOP
• Manufacturer: Melexis Inc

Specifications of TH7108EFC

• Rohs Status: RoHS non-compliant
• Frequency: 850MHz ~ 920MHz
• Applications: Alarm and Security Systems, RKE
• Modulation Or Protocol: ASK, FM, FSK
• Data Rate - Maximum: 40 kbps
• Power - Output: -15dBm ~ 1dBm
• Current - Transmitting: 6.2mA ~ 12.5mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-SSOP
• Features: -
• Memory Size: -
• Other names: TH7108; TH7108EFF

TH7108
868/915MHz
FSK/FM/ASK Transmitter
Fig.5:
FSK modulation with R
= 6.6 kbit/s NRZ
FSK
Fig. 6: ASK modulation with R
= 4 kbit/s NRZ
ASK
Fig. 7: FM with f
= 2 kHz, FM input signal with 1 V
around 1.5 V
, DATA = HIGH
mod
pp
DC
3901007108
Page 11 of 14
Data Sheet
Rev. 008
May/03