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 (EMI), this oscillator offers programmable spread spectrum capabilities for EMI reduction. It features a tri-state function for control 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 Type: Ceramic Package
- Sealing: Seam Sealed
- Moisture Sensitivity Level (MSL): N/A (Hermetically Sealed)
Technical Specifications
| Parameter | Minimum | Typical | Maximum | Units | Notes |
|---|---|---|---|---|---|
| Dimensions | 7.0 | 5.0 | 1.4 | mm | |
| Frequency Range | 13.000 | 160.0 | MHz | ||
| Spread Spectrum Type | Center Spread | % | 0.25 typ. ~ 2.0 typ. (See table 3 for options) | ||
| Down Spread | % | -0.5 typ. ~ -4.0 typ. | |||
| EMI Reduction | -7 dBc (at 100MHz) | dBc | Refer to dB level when no modulation. -9 dBc at 100MHz (C04) | ||
| Operating Temperature | -40 | +85 | C | See options | |
| Overall Frequency Stability* | -50 | +50 | ppm | See options | |
| Supply Voltage (Vdd) | 2.97 (for 3.3V) | 3.3 | 3.63 (for 3.3V) | Vdc | Standard |
| 2.25 (for 2.5V) | 2.5 | 2.75 (for 2.5V) | Vdc | Option 1 | |
| Input Current (Vdd = 2.5V) | 10 (13-49.999MHz) | 20 (13-49.999MHz) | mA | ||
| 15 (50-79.999MHz) | 20 (50-79.999MHz) | mA | |||
| 20 (80-99.999MHz) | 25 (80-99.999MHz) | mA | |||
| 25 (100-160MHz) | 30 (100-160MHz) | mA | |||
| Input Current (Vdd = 3.3V) | 15 (13-49.999MHz) | 20 (13-49.999MHz) | mA | ||
| 20 (50-79.999MHz) | 25 (50-79.999MHz) | mA | |||
| 25 (80-99.999MHz) | 30 (80-99.999MHz) | mA | |||
| 30 (100-160MHz) | 40 (100-160MHz) | mA | |||
| Rise and Fall Time (Tr/Tf)** (Vdd = 2.5V) | 2.0 (13-49.999MHz) | 5.0 (13-49.999MHz) | ns | ||
| 2.0 (50-79.999MHz) | 4.0 (50-79.999MHz) | ns | |||
| 1.5 (80-99.999MHz) | 3.0 (80-99.999MHz) | ns | |||
| 1.5 (100-160MHz) | 3.0 (100-160MHz) | ns | |||
| Rise and Fall Time (Tr/Tf)** (Vdd = 3.3V) | 3.0 (13-49.999MHz) | 10.0 (13-49.999MHz) | ns | ||
| 2.5 (50-79.999MHz) | 8.0 (50-79.999MHz) | ns | |||
| 2.0 (80-99.999MHz) | 5.0 (80-99.999MHz) | ns | |||
| 1.5 (100-160MHz) | 4.0 (100-160MHz) | ns | |||
| Output Voltage (VOH) | 0.9*Vdd | V | |||
| Output Voltage (VOL) | 0.1*Vdd | V | |||
| Tri-state function (Stand-by) | Hi Z | Input "0" (VIH<0.3*Vdd) | |||
| Tri-state function (Oscillation) | Oscillation | Input "1" (VIH0.7*Vdd) or Open | |||
| Modulation carrier frequency (Dither rate) | 30 | 40 | kHz | Programmable dependant |
Note: Frequency stability includes initial tolerance, temperature characteristics, load variation, and supply voltage variation.
Spread Spectrum Bandwidth Options:
| Option Code | Center Spread (%) | Down Spread (%) |
|---|---|---|
| C02 | 0.250 | -0.50 (D02) |
| C04 | 0.50 | -0.75 (D03) |
| C08 | 1.000 | -1.00 (D04) |
| C12 | 1.500 | -1.50 (D06) |
| C16 | 2.000 | -2.00 (D08) |
| -3.00 (D12) | ||
| -4.00 (D16) |
Note: All spectrum spread percentage numbers are typical values.
Pin Functions:
- Pin 1: Tri-State
- Pin 2: GND/Case
- Pin 3: Output
- Pin 4: Vdd
Recommendation: Use an approximately 0.01uF bypass capacitor between PIN 2 and 4.
2412091026_ABRACON-ASSVP-R-D02_C1323372.pdf
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