DS000022

Rev D

July ‘99

©1999 REG No 277 4001, ENGLAND.

Page 4

FM-TX2-XXX

FM-RX2-XXX

Absolute Maximums:

Operating temperature:

-10

°C to +55°C

Storage temperature

:

-40

°C to +100°C

TX2, all variants

Vcc (pin 3)

-0.1V to +10.0V

Data input (pin 5)

-0.1V to +10.0V

RF out (pin 2)

±50V @ < 10MHz , +20dBm @ > 10MHz

RX2, all variants

Vcc (pin 5)

-0.1V to +10.0V

Data , CD & AF (pin 7,3,6)

-0.1V to + Vcc V

RF input (pin 1)

±50V @ < 10MHz , +13dBm @ > 10MHz

note: Operation of the TX2 above 6V may cause the module to exceed the licensed

power level.

Electrical Performance: TX2 transmitter

pin

min.

typ.

max.

units

notes

DC LEVELS

supply voltage

3

2.2

3.0

4.0

V

-3V version

supply voltage

3

4.0

5.0

6.0

V

-5V version

CURRENT & RF POWER

TX2-418-3V

supply current @ Vcc = 3V

3

4

6

10

mA

RF power

@ Vcc = 3V

2

-7

-3

+3

dBm

1

TX2-418-5V

supply current @ Vcc = 5V

3

4

6

10

mA

RF power

@ Vcc = 5V

2

-7

-3

+3

dBm

1

TX2-433-3V

supply current @ Vcc = 3V

3

4

6

10

mA

RF power

@ Vcc = 3V

2

0

+4

+6

dBm

1

TX2-433-5V

supply current @ Vcc = 5V

3

7

10

14

mA

RF power

@ Vcc = 5V

2

+6

+9

+12

dBm

1

RF

2

2

-

-65

-54

dBc

1

Harmonics @ > 1GHz

2

-

-50

-40

dBc

1

initial frequency accuracy

-

-30

0

+30

kHz

overall frequency accuracy

-

-70

-

+70

kHz

FM deviation (+/-)

-

20

25

30

kHz

Modulation bandwidth @ -3dB

-

DC

-

20

kHz

Modulation distortion (THD)

-

-

5

10

%

power up time to full RF

-

-

-

100

µs

note:

1. Measured into a 50

Ω load.