TDA7541W datasheet(54/76 Pages) STMICROELECTRONICS

Part #	TDA7541W

Description	AM/FM car radio tuner IC with stereo decoder and intelligent selectivity system

PDF	76 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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54 / 76 page

Software specification

TDA7541

54/76

Table 25.

Addr 9 Quality Dev (FM 49h)

MSB

LSB

Function

TDEV<2:0>

charge current 39µA, discharge current 1 µA

charge current 38 µA, discharge current 2 µA

charge current 37 µA, discharge current 3 µA

charge current 36 µA, discharge current 4 µA

charge current 33 µA, discharge current 7 µA

charge current 32 µA, discharge current 8 µA

DWTH<4:3>

DEV threshold for ISS narrow/wide 20kHz

DEV threshold for ISS narrow/wide 30kHz

DEV threshold for ISS narrow/wide 40kHz

DEV threshold for ISS narrow/wide 50kHz

DTH<6:5>

DEV threshold for ISS filter “OFF” ratio 1.5

DEV threshold for ISS filter “OFF” ratio 1.4

DEV threshold for ISS filter “OFF” ratio 1.3

DEV threshold for ISS filter “OFF” ratio 1

ISSM

ISS filter application mode 1

ISS filter application mode 2

TDA7541W Datasheet(PDF) 54 Page - STMicroelectronics