TEA5757H Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
TEA5757H Datasheet PDF : 32 Pages
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Philips Semiconductors
Self Tuned Radio (STR)
Product specification
TEA5757; TEA5759
PINNING
SYMBOL
RIPPLE
AM-RFI
FM-RFO
RFGND
FMOSC
AMOSC
VCC1
TUNE
VCO
AFO
MPXI
LFI
MUTE
AFLO
AFRO
PILFIL
IFGND
FMDEM
AFC(n)
AFC(p)
FSI
VCC2
VDDD
MO/ST
XTAL
DGND
BUS-CLOCK
DATA
WRITE-ENABLE
P0
P1
AFC
FM-IFI2
VSTAB(B)
FM-IFO1
AM-IFI/O2
FM-IFI1
VSTAB(A)
FM-MIXER
AM-MIXER
1999 Aug 26
PIN
DESCRIPTION
1
ripple capacitor input
2
AMRF input
3
parallel tuned FMRF circuit to ground
4
RF ground and substrate
5
parallel tuned FM-oscillator circuit to ground
6
parallel tuned AM-oscillator circuit to ground
7
supply voltage
8
tuning current output
9
voltage controlled oscillator input
10
AM/FM AF output (output impedance typical 5 kΩ)
11
stereo decoder input (input impedance typical 150 kΩ)
12
loop-filter input
13
mute input
14
left channel output (output impedance typical 4.3 kΩ)
15
right channel output (output impedance typical 4.3 kΩ)
16
pilot detector filter input
17
ground of IF, detector and MPX stage
18
ceramic discriminator input
19
AFC negative output
20
AFC positive output
21
field-strength indicator
22
supply voltage for tuning
23
digital supply voltage
24
mono/stereo and tuning indication output
25
crystal input
26
digital ground
27
bus-clock input
28
bus data input/output
29
bus write-enable input
30
programmable output port (P0)
31
programmable output port (P1)
32
450 kHz LC-circuit
33
FMIF input 2 (input impedance typical 330 Ω)
34
internal stabilized supply voltage (B)
35
FMIF output 1 (output impedance typical 330 Ω)
36
input/output to IF-Tank (IFT); output: current source
37
FMIF input 1 (input impedance typical 330 Ω)
38
internal stabilized supply voltage (A)
39
ceramic filter output (output impedance typical 330 Ω)
40
open-collector output to IFT
5
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