U2510B-M

U2510B-M Datasheet


The U2510B is an integrated bipolar one-chip AM/FM radio circuit. It contains an FM front-end with preamplifier, FM IF and demodulator, a complete AM receiver, an AF amplifier and a mode switch for AM, FM and tape. This circuit is designed for clock radios and portable radio-cassette recorders.

Part Datasheet
U2510B-M U2510B-M U2510B-M (pdf)
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• Superior FM Strong Signal Behavior by Using an RF AGC
• Soft Mute and HCC for Decreasing Interstation Noise in FM Mode
• Level Indicator LED Drive for AM and FM
• DC Mode Control AM, FM and Tape
• Wide Supply-voltage Range and Low Quiescent Current
• High AF Output Power 1 W
• Electronic Volume Control
• Electronic AF Bandwidth Control Treble and High Cut
• Output Stage for Headphone and Speaker Drive
• Excellent AFC Performance Level Controlled, Both Polarities Available

The U2510B is an integrated bipolar one-chip AM/FM radio circuit. It contains an FM front-end with preamplifier, FM IF and demodulator, a complete AM receiver, an AF amplifier and a mode switch for AM, FM and tape. This circuit is designed for clock radios and portable radio-cassette recorders.

All-band AM/FM Receiver and Audio Amplifier IC

U2510B

Figure Block Diagram

FM RF tank

FM antenna

FM osc. tank

IF BPE 6 14 16

Replaceable

FM RF BPE AGC

AM ant.

AM osc. tank
front end

FM IF amp.

FM discr.
11 10 5

V Ref

FM AGC

AFC control

AM front end

RF AGC

Voltage stab. AM/FM and
mode control

AM IF amp. and
detect.

Level indic.
20 19

Power 3 amp.
25 23
24 AF preamp.
4 Volume

Mute HCC 18

FM Tape

VS AFC mode

LED VS

Treble
2 U2510B

Pin Configuration

Figure Pinning SDIP28
Ordering Information

Extended Type Number U2510B-M

Package SDIP28

Remarks

Package Information

Package SDIP28

Dimensions in mm
technical drawings according to DIN specifications
18 U2510B

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Literature Requests

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and combinations thereof are the registered trademarks of Atmel Corporation or its subsidiaries. is a registered trademark of TOKO KABUSHIKI KAISHA TA Toko, Inc. is a registered trademark of MITSUMI DENKI KABUSHIKI KAISHA CORPORATION JAPAN. is a registered trademark of Murata Manufacturing Co., Ltd. CORPORATION Japan.

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Datasheet ID: U2510B-M 519463