TDA7421 datasheet(3/38 Pages) STMICROELECTRONICS

部品番号	TDA7421

部品情報	AM/FM TUNER FOR CAR RADIO AND Hi-Fi APPLICATIONS

Download	38 Pages

Scroll/Zoom	100%

メーカー	STMICROELECTRONICS [STMicroelectronics]

ホームページ	http://www.st.com

Logo

3 / 38 page

THERMAL DATA

Symbol

Parameter

Value

Unit

Rth j-amb

Thermal resistance Junction-Ambient

typ.

68

°C/W

PIN DESCRIPTION

N.

Name

Function

1

AM MIX1 IN -

Input "-" to the AM 1st mixer (differential input)

2

AM MIX1 IN +

Input "+" to the AM 1st mixer (differential input)

3

FM MIX IN -

Input "-" to the FM mixer (differential input)

4

FM MIX IN +

Input "+" to the FM mixer (differential input)

5

FM RF AGC IN

Input to the RF AGC circuit

6

FM AGC OUT

Voltage output to the FM AGC

7

RF GND

RF circuits ground

8

VCO B

Local oscillator input to the transistor base (two-pin oscillator)

9

VCO E

Local oscillator input to the transistor emitter (two-pin oscillator)

10

OSC GND

Oscillator ground

11

XTAL D

Crystal oscillator input to MOS drain (two-pin oscillator)

12

XTAL G

Crystal oscillator input to MOS gate (two-pin oscillator)

13

OSC VCC

Oscillator positive supply

14

FM ANT ADJ

Tuning varicap voltage for antenna FM filter

15

FM RF ADJ

Tuning varicap voltage for RF FM filter

16

PLL VCC

PLL positive supply

17

LP OUT

Op Amp output to PLL loop filters

18

LP IN1

PLL "N. 1" loop filter connection to Op Amp inverting input

19

LP IN2

PLL "N. 2" loop filter connection to Op Amp inverting input

20

LP IN3

PLL "N. 3" loop filter connection to Op Amp inverting input

21

PLL VREF

Voltage reference to Op Amp noninverting input

22

PLL GND

PLL ground

23

SLEEP

I

2C bus disconnect signal

24

SDA

I

2C bus data

25

SCL

I

2C bus clock

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Tamb

Operating Temperature Range

-40 to 85

°C

Tstg

Storage Temperature Range

-55 to 150

°C

VCC

Analog Supply Voltages (PLL, RF, IF1, IF2, OSC)

10.2

V

VDD

Digital Supply Voltage

5.5

V

TDA7421

3/38

同様の部品番号 - TDA7421

メーカー	部品番号	データシート	部品情報
STMicroelectronics	TDA7421N	325Kb / 38P	AM/FM TUNER FOR CAR RADIO AND HI-FI APPLICATIONS

More results

同様の説明 - TDA7421

メーカー	部品番号	データシート	部品情報
STMicroelectronics	TDA7421N	325Kb / 38P	AM/FM TUNER FOR CAR RADIO AND HI-FI APPLICATIONS
	TDA7511	792Kb / 41P	AM/FM TUNER FOR CAR RADIO AND HIFI APPLICATIONS
	TDA7705	427Kb / 42P	Highly integrated tuner for AM/FM car radio September 2013 Rev 9
	TDA7703	211Kb / 32P	Highly integrated tuner for AM/FM car radio April 2009 Rev 1
	TDA7705	402Kb / 42P	Highly integrated tuner for AM/FM car radio
	TDA7706	291Kb / 16P	Highly integrated tuner for AM/FM car-radio September 2013 Rev 3
	TDA7703R	229Kb / 32P	Highly integrated tuner for AM/FM car radio January 2010
Sanyo Semicon Device	LA1130	216Kb / 5P	AM Tuner for Car Radio
Hitachi Semiconductor	HA1199	585Kb / 7P	AM Tuner for Car Radio
Sanyo Semicon Device	LA1883M	168Kb / 8P	Single-Chip FM/AM Tuner for Car Radio and Home Stereo Equipment?