CXOH CRYSTEKCRYSTAL [Crystek Corporation], CXOH Datasheet

CXOH

Manufacturer Part Number

CXOH

Description

Temperature Compensated Crystal Oscillator Voltage Trim Option Available 14 Pin Dip, 3.3V & 5V, HCMOS/TTL

Manufacturer

CRYSTEKCRYSTAL [Crystek Corporation]

Datasheet

1.CXOH.pdf (1 pages)

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Frequency Range:

Frequency Stability:

Freq. Stability vs Volt:

Freq. Stability vs Load:

Temperature Range:

Storage:

Input Voltage:

Mech. Trim. Range:

Input Current:

Output:

Phase Noise Typ.:

Aging:

14 Pin Dip,

Symmetry:

Rise/Fall Time:

Output Voltage:

Load:

#14

Supply

CXOH / CXOHV Model

PWR

CRYSTEK

Freq

Part no

(18.30)

(Option V)

(Option Y)

.720

3.3V & 5V, HCMOS/TTL

-10°C to 60°C

-10°C to 70°C

-20°C to 70°C

-30°C to 60°C

-30°C to 70°C

-30°C to 75°C

-40°C to 85°C

Temperature

Operating

0°C to 50°C

10Hz

100Hz

1KHz

10KHz

100KHz

(12.00)

(7.62)

.300

.472

Table 1

1.0

(2.50)

1MHz to 38MHz

±1ppm to ±5ppm

±0.5ppm Max

±0.3ppm Max

-40°C to 85°C

-55°C to 120°C

3.3V or 5V ± 5%

±3ppm Min

Voltage Trim Pin 1

15mA Typ, 30mA Max

HCMOS/TTL

40/60% Max @ 50% Vdd

45/55% Max

4ns Typ, 10ns Max

"0" = 10% Vdd Max

"1" = 90% Vdd Min

15pF/10TTL Max

-100dBc/Hz

-130dBc/Hz

-140dBc/Hz

-145dBc/Hz

-150dBc/Hz

<1ppm Max/Yr

.098

pin 14

pin 1

(0.50)

Freq. Stability (± ppm)

1.5

.020

Vdd

Option

2.0

OSC.

(15.24)

(4.00)

(1.00)

.157

.600

2.5

.039

GND

OUT

pin 8

pin 7

3.0

(4.00) Min

.157

4.0

incl Probe Cl

O/P Load

OUT

5.0

CXOH

ID=

(1.30)

.051

Specifications subject to change without notice.

Temperature Compensated

Voltage Trim Pin 1:

Control Voltage:

Suggested PCB Layout

Example:

CXOH-4BC3Y-25.000 = mech. trim, 4.5mm, -10/60, ±2.5ppm, 3.3V, 45/55%, 25.000MHz

CXOHV-4B3CY-25.000 = volt. trim, 4.5mm, -10/60,±2.5ppm, 3.3V, 45/55%, 25.000MHz

Voltage Trim Option

(9.14)

.360

(7.62)

.300

(3.81)

.150

Crystal Oscillator

CXOHV - 4 B C 3 Y - 25.000

#1 Crystek TCXO HCMOS/TTL

#2 V or blank = (V = Volt.Trim) (Blank = Mech. Trim)

#3 4 or blank = Height (4 = 4.5mm) (Blank = 5.0mm)

#4 Letter = Operating Temperature (see table 1)

#5 Letter = Frequency Stability (see table 1)

#6 3 or blank = Input Volt (3 = 3.3 volts) (Blank= 5V)

#7 Y or blank = Symmetry (Y=45/55) (Blank = 40/60)

#8 Frequency in MHz: 3 or 6 decimal places

Designed to meet today's

r e q u i r e m e n t s f o r t i g h t e r

frequency stability tolerance

while reducing unit cost.

Dimensions inches (mm)

All dimensions are Max unless otherwise specified.

VCTCXO Specification

Crystek Part Number Guide

(7.62)

.300

Available

(0.76)

(1.90)

.030

.075

± 5ppm Min

(5V) 2.5V ± 2.5V

(3.3V) 1.65V ± 1.65V

TD-020811 Rev. E

(4.50)

(5.00)

.178

.197

VT or NC

Function

GND

OUT

Vcc

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