ISM97-6251AH-20.000MHZ

Description：OSC XO 20MHZ 2.5V CMOS SMD
Series：ISM97
Mfr：ILSI
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:4b73d1b4e275 Category: Oscillators Brand: ILSI

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Product introduction

ISM97-6251AH-20.000MHZ is listed in the Oscillators range at ChipApex. The manufacturer field lists ILSI. Its product description is OSC XO 20MHZ 2.5V CMOS SMD. Review the specifications below when checking this part for your BOM.

Oscillators specifications for ISM97-6251AH-20.000MHZ

Description：OSC XO 20MHZ 2.5V CMOS SMD
Series：ISM97
Mfr：ILSI
Package：Tape & Reel (TR),Cut Tape (CT)
Base Resonator：Crystal
Type：XO (Standard)
Frequency：20 MHz
Function：Enable/Disable
Output：CMOS
Voltage - Supply：2.5V
Frequency Stability：±25ppm
Absolute Pull Range (APR)：-
Operating Temperature：-40°C ~ 85°C
Spread Spectrum Bandwidth：-
Current - Supply (Max)：20mA
Ratings：-
Mounting Type：Surface Mount
Package / Case：4-SMD, No Lead
Size / Dimension：0.126" L x 0.098" W (3.20mm x 2.50mm)
Height - Seated (Max)：0.047" (1.20mm)

Oscillators datasheet and documents for ISM97-6251AH-20.000MHZ

ISM97-6251AH-20.000MHZ

Oscillators Overview

The ISM97-6251AH-20.000MHZ is a surface-mount ceramic package oscillator with dimensions of 2.5 mm x 3.2 mm. It operates at a nominal frequency of 20 MHz and utilizes HCMOS/TTL output logic levels. The device supports an enable/disable function via the control pin voltage threshold, typically requiring 2.5V operation. It is designed for lead-free processing compliance and offers low jitter performance suitable for high-speed digital applications.

Oscillators Feature Summary

Low jitter, non-PLL based output
CMOS/TTL compatible logic levels
Compatible with lead-free processing

Oscillators Applications

Fibre Channel Server & Storage
Sonet /SDH
802.11 / Wifi
T1/E1, T3/E3 System Clock

Oscillators Procurement Notes

Verify the specific suffix codes against the manufacturer's official part number guide to confirm exact electrical tolerances and stability specifications. Ensure the ordering information matches the required frequency accuracy and operating temperature range defined in the datasheet tables. Confirm that the component meets RoHS and environmental standards as specified in the appendix sections of the documentation.

Oscillators Selection Notes

Select this component when a compact 2.5 mm x 3.2 mm footprint is required for space-constrained designs. Consider the enable/disable functionality if power management during idle states is necessary. Verify compatibility with system voltage levels and ensure the jitter specifications meet the timing requirements of the target application interface.

Oscillators Part Context

This oscillator belongs to the ISM97 series from ILSI, characterized by its small ceramic SMD package. The series provides standard CMOS outputs with optional enable capabilities. It is engineered for reliability in telecommunications and data storage environments where stable clock signals are critical for synchronization and data integrity.