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47

µF

10

µF

positive supply

MHC125

(30)

1

(1)

3

(5)

7

(31)

2

(2)

4

(3)

5

(4)

6

22

(24)

23

(26)

18

(20)

21

(23)

20

(22)

19

(21)

(7)

8

(8)

9

(9)

10

17

(18)

16

(3)

(3)

15

(16)

14

(15)

13

(6, 12, 13,

14, 17, 19,

25, 28,

29, 32)

BA277

BC847C

5 V

5 V

BA277

BA277

5 V

24

(27)

470 nF

390

pF

10 nF

VIF1

VIF2

SIF2

SIF1

OP1

FMPLL

AFC

VPLL

VP

AGND

DEEM

AFD

DGND

AUD

(10)

11

SCL

(11)

12

SIOMAD

TOP

SDA

1.5

nF

tuner AGC

fref

BC847

CVBS output

TAGC

n.c.

CVBS

REF

5.6 k

Ω

10 nF

22 k

Ω

6.8

k

Ω

6.8

k

Ω

10 nF

22 k

Ω

12 k

Ω

100 k

Ω

220

Ω

330

Ω

75

Ω

100

Ω

100

Ω

220 nF

470 nF

10 nF

10 nF

100 pF

intercarrier

output

AF output

TDA9885

TDA9886

51

Ω

1

2

5

4

3

IF

input

SAW

FILTER

K3953

1

2

5

4

3

SAW

FILTER

K9456

220 k

Ω

680 k

Ω

Fig.24 Application circuit.

Pin numbers for TDA9885HN and TDA9886HN in parenthesis.

(1) If pin OP2 outputs VIF-AGC voltage, then pin OP1 can be used for SAW switching.

(2) Not connected for TDA9885.

(3) Optional measures to improve ESD performance within a TV-set application.