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Product Detailed Parameters
- Description：MEMS OSC PROG BLANK 1MHZ-220MHZ
- Series：SiT3821
- Mfr：SiTime
- Package：Bulk
- Base Resonator：MEMS
- Type：VCXO
- Programmable Type：Blank (User Must Program)
- Available Frequency Range：1 MHz ~ 220 MHz
- Function：Enable/Disable, Standby
- Output：LVDS
- Voltage - Supply：2.5V, 3.3V
- Frequency Stability：-
- Frequency Stability (Total)：±25ppm
- Operating Temperature：-40°C ~ 85°C
- Spread Spectrum Bandwidth：-
- Current - Supply (Max)：55mA
- Ratings：-
- Mounting Type：Surface Mount
- Package / Case：6-SMD, No Lead
- Size / Dimension：0.197" L x 0.126" W (5.00mm x 3.20mm)
- Height - Seated (Max)：0.031" (0.80mm)
- Supplier Device Package：6-SMD (5x3.2)
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Overview
The SIT3821AI-2C2-XXXX000.FP0000X is an unprogrammed blank VCXO oscillator from the SiT3821 series. It supports frequencies from 1 MHz to 220 MHz with LVDS output format. The device operates on 2.5 V or 3.3 V supplies and features enable/disable and standby control functions. It utilizes a 6-SMD package and is supplied in a reel.
Feature Summary
- Voltage-Controlled Crystal Oscillator (VCXO) architecture
- LVDS differential output signal format
- Configurable enable, disable, and standby control modes
Applications
- Telecommunications equipment requiring precise clock synchronization
- Data communication interfaces needing low jitter timing sources
- Network infrastructure utilizing programmable frequency generation
Procurement Notes
This specific part number represents an unprogrammed blank unit intended for custom configuration. Verify that your manufacturing process includes the necessary programming steps to define the final frequency and parameters before deployment. Confirm compatibility with your design tools for the complete part number derivation.
Selection Notes
Select this component when a programmable VCXO with LVDS outputs is required within the 1 MHz to 220 MHz range. Ensure the application supports the 2.5 V or 3.3 V supply voltages and requires the specific enable/standby control features offered by the SiT3821 family.
Part Context
The SIT3821 series comprises programmable MEMS VCXOs designed for high-performance timing applications. This model specifically denotes an unprogrammed state, allowing system integrators to customize frequency and stability parameters according to specific design requirements using SiTime's configuration tools.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Consult official cross-reference guides for equivalent programmable VCXO solutions if direct replacement is necessary.
