TDA7541W datasheet(51/76 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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51 / 76 page

TDA7541

Software specification

51/76

Table 22.

Addr 6 AGC (FM 06h, AM 2Ah)

Addr12 MSB

LSB

Function

RFAGC<1:0>

RFAGC threshold FM V8-10= 80dBµV, AM V3= 92dBµV

RFAGC threshold FM V8-10= 84dBµV, AM V3= 99dBµV

RFAGC threshold FM V8-10= 88dBµV, AM V3= 102dBµV

RFAGC threshold FM V8-10= 92dBµV, AM V3= 104dBµV

IFAGC<3:2>

IFAGC threshold FM V61= 82dBµV , AM V61= 89dBµV

IFAGC threshold FM V61= 88dBµV , AM V61= 95dBµV

IFAGC threshold FM V61= 91dBµV , AM V61= 99dBµV

IFAGC threshold FM V61= 94dBµV , AM V61= 102dBµV

IFAGC threshold FM V61= 82dBµV , AM V61= 79dBµV

IFAGC threshold FM V61= 88dBµV , AM V61= 85dBµV

IFAGC threshold FM V61= 91dBµV , AM V61= 89dBµV

IFAGC threshold FM V61= 94dBµV , AM V61= 92dBµV

DAGC<5:4>

DAGC V56= 86dBµ

DAGC V56= 91dBµ

DAGC V56= 95dBµ

DAGC V56= 98dBµ

LNA<7:6>

I4 = 400uA , V54 = 4,5V , AM LNA Pin/FET mode ”OFF”

I4 = 400uA + 50uA , V54 = 3,5V

I4 = 400uA + 100uA , V54 = 3,5V

I4 = 400uA + 150uA , V54 = 3,5V

TDA7541W Datasheet(PDF) 51 Page - STMicroelectronics