ATR4251-PFPY 19

ATR4251-PFPY 19 Datasheet

The ATR4251 is an integrated low-noise AM/FM antenna amplifier with integrated AGC in BiCMOS2S technology. The device is designed in particular for car applications, and is suitable for windshield and roof antennas.

Part	Datasheet
ATR4251-PFPY 19	ATR4251-PFPY 19 (pdf)

Related Parts	Information
ATR4251-PFQY 19	ATR4251-PFQY 19

PDF Datasheet Preview
• High Dynamic Range for AM and FM • Integrated AGC for AM and FM • High Intercept Point 3rd Order for FM • FM Amplifier Adjustable to Various Cable Impedances • High Intercept Point 2nd and 3rd Order for AM • Low Noise Output Voltage • Low Power Consumption • Low Output Impedance AM The ATR4251 is an integrated low-noise AM/FM antenna amplifier with integrated AGC in BiCMOS2S technology. The device is designed in particular for car applications, and is suitable for windshield and roof antennas. Figure Block Diagram QFN24 Package FM AGC VREF1 IN GAIN GND2 OUT IN amplifier Paddle = GND NC* AGC1 BAND GAP AGCCONST AGC2 VREF4 VREF2 AMIN AGC AM AMOUT1 GND1 NC* CREG AGC T NC* AMIN AM CONST * Pin must not be connected to any other pin or supply chain except GND. Low-noise, High-dynamicrange AM/FM Antenna Amplifier IC ATR4251 Figure Block Diagram SSO20 Package FMGAIN 1 FMIN 2 VREF1 3 GND 4 AGC1 5 AGC2 6 VREF2 7 AMIN1 8 CREG 9 AGCAMIN 10 FM amplifier Band gap AM AGC AM SSO20 20 GND2 19 FMOUT 18 AGCIN 17 VS 16 AGCCONST 15 VREF4 14 AMOUT1 13 GND1 12 TCONST 11 AGCAM 2 ATR4251 Pin Configuration Figure Pinning QFN24 VREF1 FMIN FMGAIN GND2 FMOUT AGCIN NC GND AGC1 AGC2 VREF2 AMIN 24 23 22 21 20 19 7 8 9 10 11 12 NC VS AGCCONST VREF4 AMOUT1 GND1 ATR4251 NC CREG AGCAMIN AGCAM TCONST Table Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Ordering Information Extended Type Number ATR4251-TKSY ATR4251-TKQY ATR4251-PFQY ATR4251-PFPY Package SSO20 QFN24, 4 mm x 4 mm QFN24, 4 mm x 4 mm Package Information Figure SSO20 Remarks Sticks Taped and reeled Taped and reeled Taped and reeled MOQ 830 pieces 4000 pieces 6000 pieces 1500 pieces Drawing-No. Issue 1; Package SSO20 Dimensions in mm technical drawings according to DIN specifications 18 ATR4251 Figure QFN24 Package QFN 24 - 4 x 4 Exposed pad x acc. JEDEC OUTLINE No. MO-220 Dimensions in mm ATR4251 19 18 13 12 6 7 nom. technical drawings according to DIN specifications Drawing-No. Issue 2; History 4913J-AUDR-10/09 • Section 11 “Ordering Information” on page 18 changed 4913I-AUDR-03/08 • Figure 1-1 “Block Diagram QFN24 Package” on page 1 changed • Figure 2-1 “Pinning QFN24” on page 3 changed • Table 2-1 “Pin Description QFN24” on page 3 changed • Table 10-1 “Equivalent Pin Circuits ESD Protection Circuits Not Shown on page 14 changed • Section 11 “Ordering Information” on page 18 changed 4913H-AUDR-10/07 • Section 7 “Electrical Characteristics” numbers and on pages 8 to 9 changed • Section 7 “Electrical Characteristics” numbers and deleted • Figure 8-1 “Common Emitter Configuration” on page 11 changed 4913G-AUDR-07/07 • Figure 8-1 “Common Emitter Configuration” on page 11 changed • Figure 9-1 “Common Base Configuration” on page 12 changed 4913F-AUDR-06/07 • Put datasheet in a new template • Figure 8-1 “Common Emitter Configuration” on page 11 changed • Figure 8-1 “Common Base Configuration” on page 12 changed 4913E-AUDR-02/07 • Put datasheet in a new template • Figure 1-1 exchanged with figure 1-2 on pages 1 to 2 • Figure 2-1 exchanged with figure 2-2 on pages 3 to 4 • Table 2-1 exchanged with table 2-2 on pages 3 to 4 • Section “AM Amplifier” on page 5 changed • Section “FM AGC” on page 6 renamed in “FM/TV AGC” and changed • Section 7 “Electrical Characteristics” on pages 8 to 10 changed • Figure 9-1 “Common Base Configuration” on page 12 changed 20 ATR4251 Headquarters Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131 USA Tel 1 408 441-0311 Fax 1 408 487-2600 International Atmel Asia Unit 1-5 & 16, 19/F BEA Tower, Millennium City 5 418 Kwun Tong Road Kwun Tong, Kowloon Hong Kong Tel 852 2245-6100 Fax 852 2722-1369 Atmel Europe Le Krebs 8, Rue Jean-Pierre Timbaud BP 309 78054 Saint-Quentin-en-Yvelines Cedex France Tel 33 1-30-60-70-00 Fax 33 1-30-60-71-11 Atmel Japan 9F, Tonetsu Shinkawa Bldg. 1-24-8 Shinkawa Chuo-ku, Tokyo 104-0033 Japan Tel 81 3-3523-3551 Fax 81 3-3523-7581 Product Contact Web Site Literature Requests Technical Support Sales Contact Disclaimer The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN ATMEL’S TERMS AND CONDITIONS OF SALE LOCATED ON ATMEL’S WEB SITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, CONSEQUENTIAL, PUNITIVE, SPECIAL OR INCIDENTAL DAMAGES INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, OR LOSS OF INFORMATION ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT, EVEN IF ATMEL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. Atmel does not make any commitment to update the information contained herein. Unless specifically provided otherwise, Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life. 2009 Atmel Corporation. All rights reserved. logo and combinations thereof, and others are registered trademarks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others.

PDF Datasheet Preview

• High Dynamic Range for AM and FM
• Integrated AGC for AM and FM
• High Intercept Point 3rd Order for FM
• FM Amplifier Adjustable to Various Cable Impedances
• High Intercept Point 2nd and 3rd Order for AM
• Low Noise Output Voltage
• Low Power Consumption
• Low Output Impedance AM

The ATR4251 is an integrated low-noise AM/FM antenna amplifier with integrated AGC in BiCMOS2S technology. The device is designed in particular for car applications, and is suitable for windshield and roof antennas.

Figure

Block Diagram QFN24 Package

FM AGC

VREF1 IN GAIN GND2 OUT IN
amplifier

Paddle = GND NC*

AGC1

BAND GAP

AGCCONST

AGC2

VREF4

VREF2

AMIN

AGC AM

AMOUT1

GND1

NC* CREG AGC T NC* AMIN AM CONST
* Pin must not be connected to any other pin or supply chain except GND.

Low-noise, High-dynamicrange AM/FM Antenna Amplifier IC

ATR4251

Figure Block Diagram SSO20 Package

FMGAIN 1 FMIN 2

VREF1 3 GND 4 AGC1 5 AGC2 6

VREF2 7 AMIN1 8 CREG 9 AGCAMIN 10

FM amplifier

Band gap

AM AGC AM SSO20
20 GND2 19 FMOUT 18 AGCIN 17 VS 16 AGCCONST 15 VREF4 14 AMOUT1 13 GND1 12 TCONST 11 AGCAM
2 ATR4251

Pin Configuration

Figure Pinning QFN24

VREF1 FMIN FMGAIN GND2 FMOUT AGCIN

NC GND AGC1 AGC2 VREF2 AMIN
24 23 22 21 20 19
7 8 9 10 11 12

NC VS AGCCONST VREF4 AMOUT1 GND1

ATR4251

NC CREG AGCAMIN AGCAM TCONST

Table Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
Ordering Information

Extended Type Number ATR4251-TKSY ATR4251-TKQY ATR4251-PFQY ATR4251-PFPY

Package SSO20 QFN24, 4 mm x 4 mm QFN24, 4 mm x 4 mm

Package Information

Figure SSO20

Remarks Sticks Taped and reeled Taped and reeled Taped and reeled

MOQ 830 pieces 4000 pieces 6000 pieces 1500 pieces

Drawing-No. Issue 1;

Package SSO20 Dimensions in mm
technical drawings according to DIN specifications
18 ATR4251

Figure QFN24 Package QFN 24 - 4 x 4 Exposed pad x acc. JEDEC OUTLINE No. MO-220 Dimensions in mm

ATR4251
19 18
13 12
6 7 nom.
technical drawings according to DIN specifications

Drawing-No. Issue 2;

History
4913J-AUDR-10/09
• Section 11 “Ordering Information” on page 18 changed
4913I-AUDR-03/08
• Figure 1-1 “Block Diagram QFN24 Package” on page 1 changed
• Figure 2-1 “Pinning QFN24” on page 3 changed
• Table 2-1 “Pin Description QFN24” on page 3 changed
• Table 10-1 “Equivalent Pin Circuits ESD Protection Circuits Not Shown
on page 14 changed
• Section 11 “Ordering Information” on page 18 changed
4913H-AUDR-10/07
• Section 7 “Electrical Characteristics” numbers and on pages 8 to 9 changed
• Section 7 “Electrical Characteristics” numbers and deleted
• Figure 8-1 “Common Emitter Configuration” on page 11 changed
4913G-AUDR-07/07
• Figure 8-1 “Common Emitter Configuration” on page 11 changed
• Figure 9-1 “Common Base Configuration” on page 12 changed
4913F-AUDR-06/07
• Put datasheet in a new template
• Figure 8-1 “Common Emitter Configuration” on page 11 changed
• Figure 8-1 “Common Base Configuration” on page 12 changed
4913E-AUDR-02/07
• Put datasheet in a new template
• Figure 1-1 exchanged with figure 1-2 on pages 1 to 2
• Figure 2-1 exchanged with figure 2-2 on pages 3 to 4
• Table 2-1 exchanged with table 2-2 on pages 3 to 4
• Section “AM Amplifier” on page 5 changed
• Section “FM AGC” on page 6 renamed in “FM/TV AGC” and changed
• Section 7 “Electrical Characteristics” on pages 8 to 10 changed
• Figure 9-1 “Common Base Configuration” on page 12 changed
20 ATR4251

Headquarters

Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131 USA Tel 1 408 441-0311 Fax 1 408 487-2600

International

Atmel Asia Unit 1-5 & 16, 19/F BEA Tower, Millennium City 5 418 Kwun Tong Road Kwun Tong, Kowloon Hong Kong Tel 852 2245-6100 Fax 852 2722-1369

Atmel Europe Le Krebs 8, Rue Jean-Pierre Timbaud BP 309 78054 Saint-Quentin-en-Yvelines Cedex France Tel 33 1-30-60-70-00 Fax 33 1-30-60-71-11

Atmel Japan 9F, Tonetsu Shinkawa Bldg. 1-24-8 Shinkawa Chuo-ku, Tokyo 104-0033 Japan Tel 81 3-3523-3551 Fax 81 3-3523-7581

Product Contact

Web Site

Literature Requests

Technical Support

Sales Contact

Disclaimer The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN ATMEL’S TERMS AND CONDITIONS OF SALE LOCATED ON ATMEL’S WEB SITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, CONSEQUENTIAL, PUNITIVE, SPECIAL OR INCIDENTAL DAMAGES INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, OR LOSS OF INFORMATION ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT, EVEN IF ATMEL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. Atmel does not make any commitment to update the information contained herein. Unless specifically provided otherwise, Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life.
2009 Atmel Corporation. All rights reserved. logo and combinations thereof, and others are registered trademarks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others.

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Datasheet ID: ATR4251-PFPY 19 519301