Description

LVPECL output crystal oscillator using a high frequency

fundamental crystal to give very low jitter. Hermetically sealed

ceramic package with a seam sealed metal lid.

Model IQXO-623

Model Issue number 4

Frequency Parameters

Frequency 125.0MHz

Frequency Stability ±50.00ppm

Operating Temperature Range -40.00 to 105.00°C

Ageing ±3ppm max per year @ 25°C

Electrical Parameters

Supply Voltage 2.5V ±5%

Current Draw 50.000mA max

Output Details

Output Compatibility LVPECL

Rise and Fall Time 0.5ns max

Duty Cycle 45/55% max

Output Voltage Levels:

Output Low (VoL): 1.095V max

Output High (VoH): 1.475V min

Output Control

Standby Operation:

Logic ‘1’ (70% Vs min) to pad 1 enables oscillator output.

Logic ‘0’ (30% Vs max) to pad 1 disables oscillator output.

No connection to pad 1 enables oscillator output due to

internal pull-up resistor.

Standby Current: 10μA max

Start-up Time: 10ms max

Noise Parameters

Phase Jitter (12kHz to 20MHz): 300fs rms max

Phase Jitter (12kHz to 20MHz):

@100MHz: 129fs rms typ

@125MHz: 101fs rms typ

@156.25MHz: 79fs rms typ

Environmental Parameters

Storage Temperature Range: –55 to 125°C

Shock: 1500g, 0.5ms, 3 times for each surface, total 18 times.

Vibration: Freq. range: 20~2000Hz, peak to peak amplitude:

1.52mm, peak acceleration: 20G (196m/s²), 3 directions (X, Y,

Z) 20 minutes per cycle, 4 cycles in each of the 3 orientations.

Manufacturing Details

RoHS Terminations Au over Ni

RoHS Reflow Temp 260°C max for 10sec mac