PE94302_07 PEREGRINE | Alldatasheet
Document overview
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Technical content
Features
- Attenuation: 0.5 dB steps to 31.5 dB
- Flexible parallel and serial programming interfaces
- 100 Krads (Si) Total Dose
- Positive CMOS control logic
- High attenuation accuracy and linearity over temperature and frequency
- Very low power consumption
- 50 Ω impedance Control Logic Interface Parallel Control Serial Control RF Input RF Output Switched Attenuator Array
Table 1. Electrical Specifications @ +25°C, VDD = 3.0 V
- Maximum Operating Power = +12 dBm
- Specs are guaranteed to 2.2 GHz, Characterized to 4.0 GHz
©2005-2007 Peregrine Semiconductor Corp. All rights reserved. Document No. 70/0186-02 │ UltraCMOS™ RFIC Solutions Table 2. Pin Descriptions Table 3. Absolute Maximum Ratings must be grounded for proper device operation. Table 4. DC Electrical Specifications Figure 3. Pin Configuration (Top View) devices are immune to latch-up. The PE94302 has a maximum 25 kHz switching rate.
1 C16
2 GND
3 RF1
4 GND
5 Data
6 GND
7 CLK
10 GND
11 RS1
12 GND
13 RS2
14 V SS
15 Reset
16 GND
17 P/S
18 GND
19 RF2
20 GND
24 GND
25 GND
26 GND
Description
Attenuation control bit, 16dB Ground connection RF port (Note 1). Ground connection Serial interface data input Ground connection Serial interface clock input. Latch Enable input (Note 2). Power supply pin. Ground connection Reset Selection (note 3) Ground connection Reset Selection (Note 3) Negative supply voltage Reset (Note 4) Ground connection Parallel/Serial mode select. Ground connection RF port (Note 1). Ground connection Attenuation control bit, 8 dB. Attenuation control bit, 4 dB. Attenuation control bit, 2 dB. Ground connection Ground connection Ground connection Attenuation control bit, 1 dB. Attenuation control bit, 0.5 dB. Ground connection PE94302 2511 4 18 C16 GND RF1 GND GND GND GND GND GND GND GND GND GND Data CLK LE VDD RS1 RS2 VSS Reset P/S RF2 C0.5 Note 1: Both RF ports must be held at 0 VDC or DC blocked with an external series capacitor. 2: Latch Enable (LE) has an internal 100 kΩ resistor to VDD. 3: Must be tied to Vdd or GND under normal operation. 4: Must be tied to GND under normal operation Absolute Maximum Ratings are those values listed in the above table. Exceeding these values may cause permanent device damage. Functional operation should be restricted to the limits in the DC Electrical Specifications table. Exposure to absolute maximum ratings for extended periods may affect device reliability.
attenuation state, as shown in Table 5. Characteristics), and switching speed (Table 1). values will change device state to new attenuation. (using hardwire, switches, or jumpers). Table 5. Truth Table brought LOW, data in the shift register is latched. 7 (Serial Interface AC Characteristics).
Table 9. Ordering Information Figure 6. Package Drawing (dimensions in inches)
©2005-2007 Peregrine Semiconductor Corp. All rights reserved. Document No. 70/0186-02 │ UltraCMOS™ RFIC Solutions Sales Offices The Americas Peregrine Semiconductor Corporation
9450 Carroll Park Drive
San Diego, CA 92121 Tel: 858-731-9400 Fax: 858-731-9499 Europe Peregrine Semiconductor Europe Bâtiment Maine 13-15 rue des Quatre Vents F-92380 Garches, France Tel: +33-1-4741-9173 Fax : +33-1-4741-9173 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. Space and Defense Products Americas: Tel: 858-731-9453 Europe, Asia Pacific:
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