PE4268 PEREGRINE | Alldatasheet

Document overview

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Technical content

Features

  • Three pin CMOS logic control with integral decoder/driver
  • Low TX insertion loss: 0.55 dB at 900 MHz, 0.7 dB at 1900 MHz
  • TX – RX Isolation of 48 dB at 900 MHz, 40 dB at 1900 MHz
  • Low harmonics: 2fo = -84 dBc and 3fo = -70 dBc at +35 dBm input power
  • 1500 V HBM ESD tolerance
  • RX SAW over voltage protection circuit
  • Harmonics immune to RX VSWR
  • No blocking capacitors required
  • 20-lead 4x4 mm QFN package

Table 1. Electrical Specifications @ +25 °C, VDD = 2.6 V (ZS = ZL = 50 Ω) Note : 1. Harmonics are characterized with a source that is 50 Ω at the fundamental and reflective at the harmonics. Contact Applications Support at help@psemi.com for more information.

©2005 Peregrine Semiconductor Corp. All rights reserved. Table 2. Pin Descriptions Table 4. Absolute Maximum Ratings exceeding the rating specified in Table 4. devices are immune to latch-up. Note 1: ANT port rated higher per applications section, see page 4. Table 3. DC Electrical Specifications Table 5. Truth Table

11 TX1 RF I/O - TX1

2 GND Ground

31 TX2 RF I/O – TX2

4 GND Ground

5 GND Ground

6 VDD Supply

7 V3 Switch control input, CMOS logic level

8 V2 Switch control input, CMOS logic level

9 V1 Switch control input, CMOS logic level

10 GND Ground

1 RX4 RF I/O - RX4

121 RX3 RF I/O - RX3

13 GND Ground

141 RX2 RF I/O - RX2

151 RX1 RF I/O - RX1

16 GND Ground

17 GND Ground

18 GND Ground

1 ANT RF Common – Antenna Input

20 GND Ground

external non-zero DC voltage. Figure 3. Pin Configuration (Top View) may cause permanent device damage. limits in the DC Electrical Specifications table. extended periods may affect device reliability.

2.4 V 2fo

2.6 V 2fo

2.8 V 2fo

2.4 V 3fo

2.6 V 3fo

2.8 V 3fo

2.8 V 3 fo

Figure 11. TX Harmonics 915MHz Figure 13. TX Harmonics 1900MHz Figure 12. TX Harmonics 915MHz Figure 10. Return Loss: Worse Case Paths

©2005 Peregrine Semiconductor Corp. All rights reserved. Figure 14. TX Harmonics 1900MHz

Figure 15. Package Drawing (mm)

0.10 C A B

0.20 REF

  1. COPLANARITY APPLIES TO THE EXPOSED HEAT SINK SLUG AS WELL
  2. DIMENSION APPLIES TO METALLIZED TERMINAL AND IS MEASURED

BETWEEN 0.25 AND 0.30 FROM TERMINAL TIP.

©2005 Peregrine Semiconductor Corp. All rights reserved. Product Specification PE4268 Page 11 of 11 Document No. 70-0165-03 │ www.psemi.com Sales Offices The Americas Peregrine Semiconductor Corporation

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San Diego, CA 92121 Tel 858-731-9400 Fax 858-731-9499 North Asia Pacific Peregrine Semiconductor K.K. 5A-5, 5F Imperial Tower 1-1-1 Uchisaiwaicho, Chiyoda-ku Tokyo 100-0011 Japan Tel: +81-3-3502-5211 Fax: +81-3-3502-5213 Peregrine Semiconductor, Korea #B-2402, Kolon Tripolis, #210 Geumgok-dong, Bundang-gu, Seongnam-si Gyeonggi-do, 463-480 S. Korea Tel: +82-31-728-4300 Fax: +82-31-728-4305 Europe Peregrine Semiconductor Europe Bâtiment Maine 13-15 rue des Quatre Vents F- 92380 Garches, France For a list of representatives in your area, please refer to our Web site at: www.psemi.com Data Sheet Identification Advance Information The product is in a formative or design stage. The data sheet contains design target specifications for product development. Specifications and features may change in any manner without notice. Preliminary Specification The data sheet contains preliminary data. Additional data may be added at a later date. Peregrine reserves the right to change specifications at any time without notice in order to supply the best possible product. Product Specification The data sheet contains final data. In the event Peregrine decides to change the specifications, Peregrine will notify customers of the intended changes by issuing a DCN (Document Change Notice). The information in this data sheet is believed to be reliable. However, Peregrine assumes no liability for the use of this information. Use shall be entirely at the user’s own risk. No patent rights or licenses to any circuits described in this data sheet are implied or granted to any third party. Peregrine’s products are not designed or intended for use in devices or systems intended for surgical implant, or in other applications intended to support or sustain life, or in any application in which the failure of the Peregrine product could create a situation in which personal injury or death might occur. Peregrine assumes no liability for damages, including consequential or incidental damages, arising out of the use of its products in such applications. The Peregrine name, logo, and UTSi are registered trademarks and UltraCMOS and HaRP are trademarks of Peregrine Semiconductor Corp. South Asia Pacific Peregrine Semiconductor, China Shanghai, 200040, P.R. China Tel: +86-21-5836-8276 Fax: +86-21-5836-7652 Space and Defense Products Americas: Tel: 505-881-0438 Fax: 505-881-0443 Europe, Asia Pacific:

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