Features
- Frequency range: 15MHz to 2100MHz
- Output types: CML, HCSL, LVDS, LVPECL
- Phase jitter (12kHz to 20MHz): 135fs typical (150fs max)
- Supply voltage: 1.8V, 2.5V, or 3.3V
- Package options:
- 3.2mm x 2.5mm x 0.85mm
- Operating temperature and stability:
- -40 °C to +85 °C, ±3ppm
- Frequency stability for life:
- -40 °C to +85 °C, ±13ppm
Description
The XT is a quartz-based PLL oscillator with integrated TCXO with a key focus on stability. The XT family has frequency stability as tight as ±3ppm for -40 °C to +85 °C and life stability of ±13ppm. It is ideal for enterprise-level equipment that demands low noise, stable, and accurate timing/clock sources such as transceiver modules or data centers.
Short lead time, low noise, wide frequency range, excellent ambient performance, and very little engineering effort to incorporate this into your design make the XT series an excellent choice over conventional technologies. The XT family provides extremely quick delivery for both standard and custom frequencies.
Parameters
| Attributes | Value |
|---|---|
| Function | TCXO |
| Output Type | HCSL, LVDS, LVPECL |
| Output Freq Range (MHz) | 15 - 2100 |
| Supply Voltage (V) | 1.8 - 1.8, 3.3 - 3.3 |
| Phase Jitter Max RMS (ps) | 0.15 |
| Freq. Stability Total (± PPM) | 3 |
| Temp. Range (°C) | -40 to 85°C |
Package Options
| Pkg. Type | Pkg. Dimensions (mm) | Lead Count (#) | Pitch (mm) |
|---|---|---|---|
| LGA | 2.5 x 3.2 x 0.85 | 8 | 1.25 |
Application Block Diagrams
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400ZR Optical Module
Optimize 400Gb Ethernet transport over DCI links with a compact 400ZR module for high performance and low power.
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Software & Tools
Sample Code
Simulation Models
Learn about the ProXO+ differential clock portfolio featuring ±3ppm frequency stability and phase jitter performance as low as 135fs at up to 2.1GHz frequencies. Programmability enables customers to customize the devices quickly and easily, in addition to reducing non-recurring engineering (NRE) costs. A compact 3.2mm x 2.5mm plastic package simplifies the bill of materials (BOM), lowering BOM costs, and offers more supply chain flexibility.
The XF and XP family of field-programmable clock oscillators (XOs) are optimized for use data centers, optical and wireline communication network, and industrial level equipment that demands very low noise, stable, and accurate timing/clock sources. These devices are single-output clock oscillators with an integrated resonator that utilizes a proprietary ASIC with a key focus on reduction in phase noise and phase jitter. Typical phase jitter is 120fs over 12kHz to 20MHz bandwidth. These chips are available in a wide frequency range from 15MHz to 2100MHz.
Related Resources
A brief overview of the features and benefits of IDT's (acquired by Renesas) ProXO family clock oscillators. These clock oscillators offer designers a reliable on-time, timing solution. Short lead-time, low noise, wide frequency range, excellent temperature versus frequency performance, and very little engineering effort for design in, makes them an excellent choice over conventional technology solutions. The clock oscillator families have stabilities as tight as ±20ppm, a range of phase jitter options, and temperature capabilities up to +105°C. These devices also offer extremely quick delivery for both standard and custom frequencies (16kHz to 2.1GHz).
Related Resources
IDT provides a brief overview of the timing solutions optimized for various configurations using the NXP (Freescale) QorIQ / Layerscape processors.
Resources
IDT provides a brief tutorial on the timing solutions required for NXP (Freescale) QorIQ / Layerscape processor-based systems.
Presented by Ron Wade, PCI Express timing expert.
Learn about how the ProXO2 family delivers the industry’s smallest package and uncompromised performance at 55fs typical phase jitter.