1

3

2

7

6

5

220

Ω

8

4

M206

10k

Ω

15k

Ω

220

Ω

22nF

2x1N4148

1N4148

1N4148

10

µF

1N4148

100k

Ω

2.2k

Ω

1k

Ω

BPW41

+5V

100nF

1/2

TDA2320

1/2

TDA2320

22nF

15k

Ω

APPLICATION INFORMATION

Figure 1 : Application Circuit for Carrier Transmission Mode

33

Ω

+9V

445 to

510kHz

KEYBOARD

M709

or

M710

ADDRESS

MODE

2x1N4148

68

Ω

BD237

BC377

1.5k

Ω

2xLD271

220

µF

16V

Figure 2 : IR Transmitter Using M709 or

M710

LOCAL

KEYBOARD

M3870

ON/OFF

TELETEXT

L201

TDA2320

INT

DATA

BUS

4MHz cK

36

ANALOGUE

OUTPUTS

BAND

DIGITAL

FILTER

4MHz

Figure 3 : MMC II - PL L TV Frequency

Synthetizer

TDA2320

4/5