th7108 ETC-unknow, th7108 Datasheet - Page 4

• Manufacturer Part Number: th7108
• Description: 868/915mhz Transmitter Source
• Manufacturer: ETC-unknow

Pin Definition and Description
TH71082 Data Sheet
3901071082
Pin No.
1
2
3
4
5
6
7
8
LF
RO
ENTX
CKOUT
PS/DATA
VCC
OUT
VEE
Name
analog I/O
analog I/O
input
output
analog I/O
supply
output
ground
I/O Type
OUT
LF
1
ENTX
7
VEE
3
PS/DATA
Functional Schematic
RO1
CKOUT
2
5
4
VCC
Page 4 of 10
200
1.1k
28p
28p
37k
200
200
VEE
200
ASK Transmitter / LO Source
20µA
VCC
5p
positive power supply
connection to loop filter,
charge pump output,
VCO tuning input
XOSC connection to XTAL,
Colpitts type crystal
oscillator
mode control input, CMOS-
compatible with internal pull-
down
clock output,
CMOS-compatible
power-select and ASK input,
high-impedance comparator
logic
Power amplifier output,
open collector
negative power supply
TH71082
Description
868/915MHz
Dec. 2001
Rev. 004