Product Overview
The ASSFLP Series is a programmable spread spectrum, low EMI clock oscillator designed for applications requiring reduced electromagnetic interference. Encased in a 5.0 x 3.2 x 1.3mm ceramic package, this oscillator features a tri-state function and is suitable for RoHS reflow profiles. Its seam-sealed ceramic package ensures high reliability. Available in 2.5V and 3.3Vdc options, it offers quick turn delivery for small quantities. Applications include laptop computers, PDAs, LCDs, digital cameras, wireless LANs, mobile phones, printers, and flat TVs.
Product Attributes
- Brand: ABRACON
- Series: ASSFLP
- Package: Ceramic
- Certifications: ISO9001:2008 Certified, RoHS / RoHS II Compliant
- Reliability: Seam sealed ceramic package assures high reliability
- Moisture Sensitivity Level (MSL): N/A (Hermetically Sealed)
- ESD Sensitive: Yes
- Delivery: Quick Turn Delivery! <5 Days for small quantities
Technical Specifications
| Parameter | Minimum | Typical | Maximum | Units | Notes |
|---|---|---|---|---|---|
| Frequency Range | 8 | - | 160 | MHz | See table 3 for options |
| Spread Spectrum Type | - | Center Spread 0.25 ~ 2.0 | - | % | See table 3 for options |
| Spread Spectrum Type | - | Down Spread -0.5 ~ -4.0 | - | % | See table 3 for options |
| EMI Reduction (100MHz at C02) | - | -7 | - | dBc | Refer to the dB level when no modulation. |
| EMI Reduction (100MHz at C04) | - | -9 | - | dBc | Refer to the dB level when no modulation. |
| Operating Temperature | -40 | - | +85 | C | - |
| Overall Frequency Stability* | -50 | - | +50 | ppm | See options |
| Supply Voltage (Vdd) | 2.97 | 3.3 | 3.63 | V | Vdd = 3.3V Standard |
| Supply Voltage (Vdd) | 2.25 | 2.5 | 2.75 | V | Vdd = 2.5V Option 1 |
| Input Current (8.000 to 49.999MHz) | - | 10 | 20 | mA | Vdd = 2.5V |
| Input Current (50.000 to 79.999MHz) | - | 15 | 20 | mA | Vdd = 2.5V |
| Input Current (80.000 to 99.999MHz) | - | 20 | 25 | mA | Vdd = 2.5V |
| Input Current (100.0 to 160.0MHz) | - | 25 | 30 | mA | Vdd = 2.5V |
| Input Current (8.000 to 49.999MHz) | - | 15 | 20 | mA | Vdd = 3.3V |
| Input Current (50.000 to 79.999MHz) | - | 20 | 25 | mA | Vdd = 3.3V |
| Input Current (80.000 to 99.999MHz) | - | 25 | 30 | mA | Vdd = 3.3V |
| Input Current (100.0 to 160.0MHz) | - | 30 | 40 | mA | Vdd = 3.3V |
| Rise and Fall Time (Tr/Tf) (8.000 to 49.999MHz) | 2.0 | - | 5.0 | ns | Vdd = 2.5V |
| Rise and Fall Time (Tr/Tf) (50.000 to 79.999MHz) | 2.0 | - | 4.0 | ns | Vdd = 2.5V |
| Rise and Fall Time (Tr/Tf) (80.000 to 99.999MHz) | 1.5 | - | 3.0 | ns | Vdd = 2.5V |
| Rise and Fall Time (Tr/Tf) (100.0 to 160.0MHz) | 1.5 | - | 3.0 | ns | Vdd = 2.5V |
| Rise and Fall Time (Tr/Tf) (8.000 to 49.999MHz) | 3.0 | - | 10.0 | ns | Vdd = 3.3V |
| Rise and Fall Time (Tr/Tf) (50.000 to 79.999MHz) | 2.5 | - | 8.0 | ns | Vdd = 3.3V |
| Rise and Fall Time (Tr/Tf) (80.000 to 99.999MHz) | 2.0 | - | 5.0 | ns | Vdd = 3.3V |
| Rise and Fall Time (Tr/Tf) (100.0 to 160.0MHz) | 1.5 | - | 4.0 | ns | Vdd = 3.3V |
| 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<0.3*Vdd): Hi Z |
| Modulation carrier frequency (Dither rate) | 15 | - | 120 | kHz | Programmable dependant |
| Dimensions | - | - | 5.0 x 3.2 x 1.3 | mm | - |
Spread Spectrum Bandwidth Selection Table:
| Spread Spectrum Type | 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 |
Part Identification Options:
- Overall Frequency Stability: Blank: 50ppm, R: 25ppm
- Frequency: Specify frequency in MHz (e.g., 14.31818MHz). Contact Abracon for special tighter stability.
- Packaging: Blank: Bulk, T: Tape & Reel
- Spread Spectrum Band Width (SSBW): C or D (See table above)
- Supply Voltage: Blank: 3.3V5%, 1: 2.5V5%
Tape and Reel: 1,000pcs/reel
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.
2210282330_ABRACON-ASSFLP1-R-C16_C1323455.pdf
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