CXOH-4CB-25.000 datasheet, PDF

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CXOH-4CB-25.000: DescriptionTemperature Compensated Crystal Oscillator Voltage Trim Option Available 14 Pin Dip, 3.3V & 5V, HCMOS/TTL; File Size116KB，1 Pages; ManufacturerCrystek

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CXOH-4CB-25.000 Overview

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

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CXOH / CXOHV Model

14 Pin Dip,

3.3V & 5V, HCMOS/TTL

Frequency Range:

Frequency Stability:

Freq. Stability vs Volt:

Freq. Stability vs Load:

Temperature Range:

Storage:

Input Voltage:

Mech. Trim. Range:

(Option V)

Input Current:

Output:

Symmetry:

(Option Y)

Rise/Fall Time:

Output Voltage:

Load:

Phase Noise Typ.:

10Hz

100Hz

1KHz

10KHz

100KHz

Aging:

.720

(18.30)

1MHz to 38MHz

±1ppm to ±5ppm

±0.5ppm Max

±0.3ppm Max

-40°C to 85°C

Le oHS ant

R pli

-55°C to 120°C

3.3V or 5V ± 5%

±3ppm Min

Voltage Trim Pin 1

15mA Typ, 30mA Max

HCMOS/TTL

Designed to meet today's

40/60% Max @ 50% Vdd

requirements for tighter

45/55% Max

frequency stability tolerance

4ns Typ, 10ns Max

while reducing unit cost.

"0" = 10% Vdd Max

"1" = 90% Vdd Min

VCTCXO Specification

15pF/10TTL Max

-100dBc/Hz

Voltage Trim Pin 1:

± 5ppm Min

-130dBc/Hz

Control Voltage:

(5V) 2.5V ± 2.5V

-140dBc/Hz

(3.3V) 1.65V ± 1.65V

-145dBc/Hz

-150dBc/Hz

<1ppm Max/Yr

Temperature Compensated

Crystal Oscillator

Voltage Trim Option

Available

CXOH

.472

(12.00)

.098

(2.50)

.020

(0.50)

.157

(4.00)

.600

(15.24)

CRYSTEK

Freq

Part no

Suggested PCB Layout

.300

(7.62)

.051

(1.30)

.150

(3.81)

.150

(3.81)

.360

(9.14)

.300

(7.62)

.030

(0.76)

Function

VT or NC

GND

OUT

Vcc

.178

(4.50)

.197

(5.00)

ID=

.300

(7.62)

.157

(4.00) Min

.039

(1.00)

.075

(1.90)

#14

Dimensions inches (mm)

All dimensions are Max unless otherwise specified.

OUT

pin 14

Vdd

OUT

pin 8

OSC.

Crystek Part Number Guide

PWR

Supply

O/P Load

incl Probe Cl

CXOHV - 4 B C 3 Y - 25.000

pin 1

Option

GND

pin 7

Operating

Temperature

0°C to 50°C

-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

Freq. Stability (± ppm)

1.0

1.5

2.0

2.5

3.0

4.0

5.0

#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

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

Table 1

Specifications subject to change without notice.

TD-020811 Rev. E

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