TDA7421 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

TDA7421

AM/FM TUNER FOR CAR RADIO AND HI-FI APPLICATIONS

STMicroelectronics 

Prev 21 22 23 24 25 26 27 28 29 30 Next

TDA7421

IF COUNTER CONTROL 2

MSB

LSB

FUNCTION

D7 D6 D5 D4 D3 D2 D1 D0

0 0 0 0 0 fcenter = 10.60000MHz (FM) 448KHz (AM)

0 0 0 0 1 fcenter = 10.60625MHz (FM) 449KHz (AM)

0 0 0 1 0 fcenter = 10.61250MHz (FM) 450KHz (AM)

0 0 0 1 1 fcenter = 10.61875MHz (FM) 451KHz (AM)

0 0 1 0 0 fcenter = 10.62500MHz (FM) 452KHz (AM)

0 0 1 0 1 fcenter = 10.63125MHz (FM) 453KHz (AM)

0 0 1 1 0 fcenter = 10.63750MHz (FM) 454KHz (AM)

0 0 1 1 1 fcenter = 10.64375MHz (FM) 455KHz (AM)

0 1 0 0 0 fcenter = 10.65000MHz (FM) 456KHz (AM)

0 1 0 0 1 fcenter = 10.65625MHz (FM) 457KHz (AM)

0 1 0 1 0 fcenter = 10.66250MHz (FM) 458KHz (AM)

0 1 0 1 1 fcenter = 10.66875MHz (FM) 459KHz (AM)

0 1 1 0 0 fcenter = 10.67500MHz (FM) 460KHz (AM)

0 1 1 0 1 fcenter = 10.68125MHz (FM) 461KHz (AM)

0 1 1 1 0 fcenter = 10.68750MHz (FM) 462KHz (AM)

0 1 1 1 1 fcenter = 10.69375MHz (FM) 463KHz (AM)

1 0 0 0 0 fcenter = 10.70000MHz (FM) 464KHz (AM)

1 0 0 0 1 fcenter = 10.70625MHz (FM) 465KHz (AM)

1 0 0 1 0 fcenter = 10.71250MHz (FM) 466KHz (AM)

1 0 0 1 1 fcenter = 10.71875MHz (FM) 467KHz (AM)

1 0 1 0 0 fcenter = 10.72500MHz (FM) 468KHz (AM)

1 0 1 0 1 fcenter = 10.73125MHz (FM) 469KHz (AM)

1 0 1 1 0 fcenter = 10.73750MHz (FM) 470KHz (AM)

1 0 1 1 1 fcenter = 10.74375MHz (FM) 471KHz (AM)

1 1 0 0 0 fcenter = 10.75000MHz (FM) 472KHz (AM)

1 1 0 0 1 fcenter = 10.75625MHz (FM) 473KHz (AM)

1 1 0 1 0 fcenter = 10.76250MHz (FM) 474KHz (AM)

1 1 0 1 1 fcenter = 10.76875MHz (FM) 475KHz (AM)

1 1 1 0 0 fcenter = 10.77500MHz (FM) 476KHz (AM)

1 1 1 0 1 fcenter = 10.78125MHz (FM) 477KHz (AM)

1 1 1 1 0 fcenter = 10.78750MHz (FM) 478KHz (AM)

1 1 1 1 1 fcenter = 10.79375MHz (FM) 479KHz (AM)

000

tsample = 20.48ms (FM mode); 128ms (AM; MODE)

001

tsample = 10.24ms (FM mode); 64ms (AM; MODE)

010

tsample = 5.12ms (FM mode); 32ms (AM; MODE)

011

tsample = 2.56ms (FM mode); 16ms (AM; MODE)

100

tsample = 1.28ms (FM mode); 8ms (AM;MODE)

101

tsample = 640µs (FM mode); 4ms (AM;MODE)

110

tsample = 320µs (FM mode); 2ms (AM; MODE)

111

tsample = 160µs (FM mode); 1ms (AM; MODE)

IFS2 IFS1 IFS0 CF4 CF3 CF2 CF1 CF0 bit name

Subaddress = 09H

25/38

Share Link: