TDA7703 datasheet(16/32 Pages) STMICROELECTRONICS

tên linh kiện	TDA7703

Giải thích chi tiết về linh kiện	Highly integrated tuner for AM/FM car radio

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Electrical specifications

TDA7703

16/32

Rev 1

3.4.4

Phase locked loop

3.4.5

Audio DAC

3.4.6

IO interface pins

Table 9.

Phase locked loop

Symbol

Parameter

Test condition

Min

Typ

Max

Units

Tsettle

Settling time FM

Δf < 10 kHz

300

µs

FM step

FM frequency step

kHz

AM step

AM frequency step

500

Table 10.

Audio DAC

Symbol

Parameter

Test condition

Min

Typ

Max

Units

Vout

Output voltage

AM 90% modulation;

FM 75 kHz deviation.

400 Hz audio frequency

300

mVrms

Bandwidth

1 dB attenuation

KHz

Rout

Output resistance

600

750

900

Table 11.

IO interface pins

Symbol

Parameter

Test condition

Min

Typ

Max

Units

High level output voltage

Iout = 500µA

2.9

3.2

Low level output voltage

Iout = -1mA

0.1

0.3

Input voltage range

3.5

High level input voltage

2.0

Low level input voltage

0.8

Treset

Reset time

Minimum time during which

pin RSTN must be low so as

to reset the device

µs

Tlatch

Boot mode configuration latch

time

Minimum time during which

the voltage applied at pin 29

must be kept in order to latch

the correct boot mode (serial

bus configuration)

µs

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