Programmable spread spectrum clock oscillator in ceramic package ABRACON ASSVP1-R-C04 low EMI design
Product Overview
The ASSVP Series is a programmable spread spectrum, low EMI clock oscillator housed in a compact 7.0 x 5.0 x 1.4mm ceramic package. Designed for applications requiring reduced electromagnetic interference, this oscillator offers programmable spread spectrum capabilities with options for center or down spread. It features a tri-state function and is suitable for RoHS reflow profiles. The seam-sealed ceramic package ensures high reliability. Key applications include laptop computers, PDAs, LCDs, digital cameras, wireless LAN, mobile phones, printers, and flat TVs.
Product Attributes
- Brand: ABRACON
- Certifications: ISO9001:2008 Certified
- Compliance: Pb RoHS / RoHS II Compliant
- Package: 7.0 x 5.0 x 1.4mm Ceramic Package
- Moisture Sensitivity Level (MSL): N/A (Hermetically Sealed)
Technical Specifications
| Parameter | Minimum | Typical | Maximum | Units | Notes |
|---|---|---|---|---|---|
| Frequency Range | 13.000 | - | 160.0 | MHz | See table 3 for options |
| Spread Spectrum Type | - | Center Spread 0.25 ~ 2.0 Down Spread -0.5 ~ -4.0 | - | % | EMI Reduction (100MHz at C02): -7 dBc EMI Reduction (100MHz at C04): -9 dBc |
| Operating Temperature | -40 | - | +85 | C | See options |
| Storage Temperature | -55 | - | +125 | C | - |
| Overall Frequency Stability* | -50 | - | +50 | ppm | See options |
| Supply Voltage (Vdd) | 2.97 (for 3.3V) 2.25 (for 2.5V) | 3.3 2.5 | 3.63 (for 3.3V) 2.75 (for 2.5V) | Vdc | Standard Vdd = 3.3V Option 1 Vdd = 2.5V |
| Input Current (Vdd = 2.5V) | 10 (13-49.999MHz) 15 (50-79.999MHz) 20 (80-99.999MHz) 25 (100-160MHz) | 20 (13-49.999MHz) 20 (50-79.999MHz) 25 (80-99.999MHz) 30 (100-160MHz) | - | mA | - |
| Input Current (Vdd = 3.3V) | 15 (13-49.999MHz) 20 (50-79.999MHz) 25 (80-99.999MHz) 30 (100-160MHz) | 20 (13-49.999MHz) 25 (50-79.999MHz) 30 (80-99.999MHz) 40 (100-160MHz) | - | mA | - |
| Rise and Fall Time (Tr/Tf) (Vdd = 2.5V) | 2.0 (13-49.999MHz) 2.0 (50-79.999MHz) 1.5 (80-99.999MHz) 1.5 (100-160MHz) | - | 5.0 (13-49.999MHz) 4.0 (50-79.999MHz) 3.0 (80-99.999MHz) 3.0 (100-160MHz) | ns | - |
| Rise and Fall Time (Tr/Tf) (Vdd = 3.3V) | 3.0 (13-49.999MHz) 2.5 (50-79.999MHz) 2.0 (80-99.999MHz) 1.5 (100-160MHz) | - | 10.0 (13-49.999MHz) 8.0 (50-79.999MHz) 5.0 (80-99.999MHz) 4.0 (100-160MHz) | ns | - |
| Output Voltage (VOH) | - | 0.9*Vdd | - | V | - |
| Output Voltage (VOL) | - | 0.1*Vdd | - | V | - |
| Tri-state Function (Stand-by) | - | - | - | - | "1" (VIH0.7*Vdd) or Open: Oscillation "0" (VIH |
| Modulation carrier frequency (Dither rate) | 30 | - | 40 | kHz | Programmable dependant |
Pin Function:
1: Tri-State
2: GND/Case
3: Output
4: Vdd
Note: Recommend using an approximately 0.01uF bypass capacitor between PIN 2 and 4.
Options & Part Identification:
ASSVP - [Frequency in MHz] - [Overall Freq. Stability] - [Supply Voltage] - [SSBW]
Overall Freq. Stability: Blank: 50ppm, R: 25ppm
Supply Voltage: Blank: 3.3V5%, 1: 2.5V5%
SSBW: Spread Spectrum Band Width Options (See table below)
Spread Spectrum Bandwidth Selection Table:
| Spread Spectrum Band Width Options | Center Spread (%) | Down Spread (%) |
|---|---|---|
| C02 | 0.250 | D02 -0.50 |
| C04 | 0.50 | D03 -0.75 |
| C08 | 1.000 | D04 -1.00 |
| C12 | 1.500 | D06 -1.50 |
| C16 | 2.000 | D08 -2.00 |
| - | - | D12 -3.00 |
| - | - | D16 -4.00 |
Note: All spectrum spread percentage numbers are typical values.
Packaging: Bulk, Tape & Reel (1,000pcs/reel)
Quick Turn Delivery: Available for small quantities (less than 5 days).
Disclaimer: Abracon Corporations products are COTS Commercial-Off-The-Shelf products. They are suitable for Commercial, Industrial, and, where designated, Automotive Applications. Abracons products are not specifically designed for , Aviation, Aerospace, Life-dependant Medical applications or any application requiring high reliability where component failure could result in loss of life and/or property. For applications requiring high reliability and/or presenting an extreme operating environment, written consent and authorization from Abracon Corporation is required.
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