th7107 ETC-unknow, th7107 Datasheet

no-image

th7107

Manufacturer Part Number
th7107
Description
Fsk/fm/ask Transmitter
Manufacturer
ETC-unknow
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
th7107.2
Manufacturer:
MELEXIS
Quantity:
5 288
Part Number:
th71071
Manufacturer:
TH
Quantity:
20 000
Part Number:
th71072.2
Manufacturer:
N/A
Quantity:
20 000
Part Number:
th71072.2/SOIC8NB/GU
Manufacturer:
N/A
Quantity:
20 000
Features
! Fully integrated, PLL-stabilized VCO
! Flexible frequency range from 310 MHz to 450 MHz
! FSK through crystal pulling allows modulation from
! High FSK deviation possible for wideband data
! ASK achieved by on/off keying of internal
! FM possible with external varactor
! Wide power supply range from 2.2 V to 5.5 V
! High over-all frequency accuracy
! Very low standby current
Ordering Information
Part No.
TH7107
Application Examples
! Keyless car and central locking
! Low-power telemetry
! Alarm and security systems
! General digital data transmission
! General analog audio signal transmission
3901007107
Rev. 005
DC to 20 kbit/s
transmission
power amplifier
Temperature Range
-40 C° to 85 °C
Page 1 of 14
! Adjustable output power range from
! Adjustable current consumption from
! FSK deviation and center frequency
! Differential output well-suited for loop
! External clock available for µC drive,
! ”Clock only” mode
! Conforms to EN 300 220 and similar
CKOUT
-12 dBm to +2 dBm
4.8 mA to 11.5 mA
independently adjustable
antenna
down to 1.9 V supply
standard
ENCK
ENTX
DATA
SUB
RO2
RO1
LF1
FSK/FM/ASK Transmitter
Pin Description
4
5
6
7
8
1
3
2
TH7107
Package
SOIC16
TH7107
315/433MHz
16
15
14
13
12
11
10
9
LF2
VCC
VEE
OUT1
OUT2
VEE
VCC
PS
Data Sheet
Dec. 2001

Related parts for th7107

th7107 Summary of contents

Page 1

... Temperature Range -40 C° °C Pin Description LF1 SUB DATA RO2 RO1 ENTX ENCK CKOUT Page TH7107 315/433MHz Package SOIC16 1 16 LF2 2 15 VCC 3 14 VEE 4 13 OUT1 TH7107 5 12 OUT2 6 11 VEE 7 10 VCC Data Sheet Dec. 2001 ...

Page 2

... XOSC is set to its high frequency, leading max An external reference signal can be directly AC- coupled to pin RO1. Then the TH7107 is used without an XTAL. The reference signal has to contain the FSK (or FM) and sets the carrier frequency. 3901007107 Rev. 005 ...

Page 3

... Block Diagram Fig. 1:TH7107 block diagram with external components 3901007107 Rev. 005 FSK/FM/ASK Transmitter Page TH7107 315/433MHz Data Sheet Dec. 2001 ...

Page 4

... RO2 4 37k RO1 5 28p 28p ENTX 1.1k 6 ENCK 1.1k 7 Page TH7107 315/433MHz Description charge pump output, connection to loop filter negative power supply, substrate connection FSK data input, CMOS-compatible XOSC FSK pulling pin, MOS switch XOSC connection to XTAL, Colpitts type crystal oscillator mode control input, CMOS- ...

Page 5

... VCC VCC OUT2 12 VEE VEE VEE LF2 200 16 5p Page TH7107 315/433MHz FSK/FM/ASK Transmitter Description clock output, CMOS-compatible power-select and ASK input, high-impedance comparator logic positive power supply negative power supply differential power amplifier output, open collector OUT1 ...

Page 6

... V cc Condition ENCK=0, ENTX=0 ENCK=1, ENTX=0 clk I ENCK=x, ENTX=1, cc RPS=56k DATA, ENCK, ENTX HIGH pins DATA, ENCK, ENTX LOW pins I DATA=x, ENCK=0, in ENTX=0 ENCK=1, ENTX=1 pd Page TH7107 315/433MHz FSK/FM/ASK Transmitter Min Max -0.3 7.0 -0.3 VCC+0.3 -1.0 1.0 -40 150 -1.0 +1.0 Min Max 2.2 5.5 -40 85 9.69 14 310 450 2 ...

Page 7

... V 0.1V off 500kHz c VCO 5pF load from ”all OFF” to any on other mode = 1.2 0.9 8.6 7 -40 -40 Page TH7107 315/433MHz FSK/FM/ASK Transmitter Min Typ Max - 100 -44 -44 -40 -60 -87 dBc/Hz 200 MHz/V 260 2 0 0.7 ...

Page 8

... CX2 = 100 MHz f / MHz C C 433.612 433.619 433.604 433.610 433.598 433.604 433.596 433.601 433.593 433.598 433.587 Cx1/pF Page TH7107 315/433MHz FSK/FM/ASK Transmitter Min Max Unit 9.69 14 MHz -10 CX2 = MHz C 433.625 433.614 433.608 433.604 433.600 Cx2 = 1nF ...

Page 9

... V: cc CX2 = 1 nF CX2 = 100 kHz f / kHz 11 Cx1/pF Page TH7107 315/433MHz FSK/FM/ASK Transmitter CX2 = kHz 5.5 Cx2 = 1nF CX2 = 100pF Cx2 = 47pF 70 Data Sheet Dec. 2001 ...

Page 10

... FM only) 10% ASK jumper, (for ASK only) 10% varactor diode (for FM only) crystal pF, C 30ppm calibr. load 30ppm temp. m, max Page TH7107 315/433MHz RPS CX2 XTAL R3 CX3 CX1 ...

Page 11

... Spectrum Plots All plots depict TH7107‘s typical performance at V derived with the test circuit shown in Fig. 4. Fig output signal and spurious emissions, CW mode (DATA = HIGH) Fig. 6: Single-sideband phase noise at 500 kHz offset, CW mode (DATA = HIGH) 3901007107 Rev. 005 FSK/FM/ASK Transmitter = 3.0 V and ° ...

Page 12

... Fig. 7: FSK modulation with R Fig. 8: ASK modulation with R Fig with kHz, FM input signal with 1 V mod 3901007107 Rev. 005 FSK/FM/ASK Transmitter = 6.6 kbit/s NRZ FSK = 4 kbit/s NRZ ASK around 1 Page TH7107 315/433MHz , DATA = HIGH DC Data Sheet Dec. 2001 ...

Page 13

... Rev. 005 Fig. 10: SOIC16 (Small Outline Package 3.81 5.80 1.32 0.10 3.99 6.20 1.72 0.25 0.150 0.2284 0.060 0.0040 0.05 0.014 0.157 0.2440 0.068 0.0098 Page TH7107 315/433MHz FSK/FM/ASK Transmitter 1.27 0.36 0.41 0° 0.46 1.27 8° 0.016 0° 0.018 0.050 8° Data Sheet Dec. 2001 ...

Page 14

... Europe and Japan: Phone: +32 1361 1631 E-mail: sales_europe@melexis.com 3901007107 Rev. 005 www.melexis.com Or for additional information contact Melexis Direct: All other locations: Phone: +1 603 223 2362 E-mail: sales_usa@melexis.com Page TH7107 315/433MHz FSK/FM/ASK Transmitter QS9000, VDA6.1 and ISO14001 Certified Data Sheet Dec. 2001 ...

Related keywords