EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE

Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001

info@euroquartz.co.uk

www.euroquartz.co.uk

HOW TO ORDER HTXO SMD CRYSTAL OSCILLATORS

HTXO 4

B

S

T

-

SM5 -

20.0M /

-

/

-

/ 500

/

Q

Blank = standard

S = special or

custom

Enable/Disable

option T or N

Termination

Blank = SM1= Gold plated

SM5 = Solder dipped

(SM1 and SM5 are pB free)

Frequency

M = MHz

Temp. Range

Q = +25° to +225°C

W = +25dC to 250°C

S = Customer

specified temp.

range

Supply Voltage

4 = 3.3V

5 = 5.0V

Supply Voltage:

Storage Temperature:

-55° to +125°C

Output:

Frequency Output

Frequency Output

Oscillator:

Oscillates

Oscillates

Current:

Normal

Normal

Enable (Pin 1 Low)

ABSOLUTE MAXIMUM RATINGS

There are two Enable/Disable options available, T and N. The T-

version has a tri-state output and oscillates internally when the output

is put into the High Z state. The N-version does not have Pin 1

connected internally and has no enable/disable capability. The

following table describes the Enable/Disable option T.

Disable (Pin 1 High)

T

N

Output:

High Z state

N/C

Oscillator:

Stops

N/C

Current:

Very low

N/C

ENABLE/DISABLE OPTIONS

Page 2 of 2

Shock Level

A = 5,000g

B = 10,000g

C = 20,000g

D = 30,000g

250° HTXO OSCILLATOR

High Temperature Crystal Oscillator

1.5MHz to 50MHz

Total

Frequency

Tolerance

(In ppm)