# HA-A1440 Series Crystal Clock Oscillators

## Description

️· Quartz crystal oscillators providing enable/disable 3-state CMOS compatible signals.
️· Pin 1 enables output on Pin 5; disabling presents a high impedance.

## Features

️· Frequency Range: 70.1MHz to 125.0MHz
️· Tolerance: User-specified options available
️· Temperature Resistance: Withstands vapor phase temperatures up to 253°C for 4 minutes
️· Space-Saving: Alternative to discrete component oscillators
️· Shock Resistance: Up to 1000g
️· Package: All metal, resistance weld, hermetically sealed
️· Voltage: 3.3 Volt operation
️· Jitter: Low Jitter
️· Circuit: High Q Crystal actively tuned oscillator circuit, no internal PLL.
️· Power: Internal power supply decoupling, low power consumption.
️· Compliance: RoHS Compliant (unless solder dipped leads are supplied).
️· Certification: COTS/Dual use

## Electrical Connection

️· Pin 1: Enable Input
️· Pin 4: Ground & Case
️· Pin 5: Output
️· Pin 8: V DD

## Electrical Characteristics

️· Frequency: 70.1MHz - 125.0MHz
️· Duty Cycle: 45/55% - 55/45% @ V DD/2
️· Logic 0 V OL: 0.1V - 0.2V @ 600µA
️· Logic 1 V OH: V DD-0.2V / V CD-0.1V
️· Rise/Fall Time: 1ns - 2ns
️· Jitter:
- RMS: 0.1ps (12kHz to 20MHz)
- Wavecrest Random Period: 2.3ps
️· Frequency Stability: -100ppm to +100ppm overall

## General Characteristics

️· Supply Voltage: 3.135V - 3.465V
️· Supply Current: 0.0 mA - 60mA (no load)
️· Output Current: ±25.0 mA
️· Operating Temperature: 0°C - 70°C
️· Storage Temperature: -55°C - 125°C
️· Power Dissipation: 208 mW
️· Start-up Time: 2ms - 10ms

## Environmental & Mechanical Characteristics

️· Hermetically sealed (Leak rate < 1 x 10^-8 atm.cc/sec)
️· Compliance with MIL-STD-202 (Shock) and MIL-STD-883 (Thermal Shock).