TEA5757HL Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Fabricante

TEA5757HL

Self Tuned Radio (STR)

Philips Electronics 

Philips Semiconductors

Self Tuned Radio (STR)

Product specification

TEA5757HL; TEA5759HL

PINNING

SYMBOL

RIPPLE

AM-RFI

FM-RFO

RFGND1

CGND

FMOSC/COUNTI

AMOSC

VCC1

TUNE

VCO

AFO

MPXI

LFI

MUTE

AFLO

AFRO

PILFIL

IFGND

FMDEM

AFC(n)

AFC(p)

FSI

VCC2

n.c.

VDDD

MO/ST

XTAL

DGND

BUS-CLOCK

DATA

WRITE-ENABLE

P0

P1

AFC

n.c.

FM-IFI2

VSTAB(B)

FM-IFO1

AM-IFI/O2

FM-IFI1

2000 Feb 02

PIN

DESCRIPTION

1

ripple capacitor input

2

AMRF input

3

parallel tuned FMRF circuit to ground

4

RF ground 1 and substrate

5

counter ground

6

parallel tuned FM-oscillator circuit to ground/counter input

7

parallel tuned AM-oscillator circuit to ground

8

supply voltage

9

tuning current output

10 voltage controlled oscillator input

11 AM/FM AF output (output impedance typical 5 kΩ)

12 stereo decoder input (input impedance typical 150 kΩ)

13 loop filter input

14 mute input

15 left channel output (output impedance typical 4.3 kΩ)

16 right channel output (output impedance typical 4.3 kΩ)

17 pilot detector filter input

18 ground of IF, detector and MPX stage

19 ceramic discriminator input

20 AFC negative output

21 AFC positive output

22 field strength indicator

23 supply voltage for tuning

24 not connected

25 digital supply voltage

26 mono/stereo and tuning indication output

27 crystal input

28 digital ground

29 bus-clock input

30 bus data input/output

31 bus write-enable input

32 programmable output port (P0)

33 programmable output port (P1)

34 450 kHz LC circuit

35 not connected

36 FMIF input 2 (input impedance typical 330 Ω)

37 internal stabilized supply voltage (B)

38 FMIF output 1 (output impedance typical 330 Ω)

39 input/output to IF-Tank (IFT); output: current source

40 FMIF input 1 (input impedance typical 330 Ω)

5

Share Link: