521-25.0M-520D-10 datasheet, PDF

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521-25.0M-520D-10: DescriptionTTL Output Clock Oscillator; CategoryPassive components oscillator; File Size136KB，2 Pages; ManufacturerOscilent; Websitehttp://www.oscilent.com; Environmental Compliance

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521-25.0M-520D-10 Overview

TTL Output Clock Oscillator

521-25.0M-520D-10 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Objectid	1362123715
Reach Compliance Code	compliant
Ageing	1 PPM/YEAR
Maximum control voltage	4.5 V
Minimum control voltage	0.5 V
maximum descent time	10 ns
Frequency Adjustment - Mechanical	NO
Frequency offset/pull rate	10 ppm
frequency stability	2%
Installation features	SURFACE MOUNT
Nominal operating frequency	25 MHz
Maximum operating temperature	70 °C
Minimum operating temperature	-20 °C
Oscillator type	TTL
Output load	10 TTL, 15 pF
physical size	18.3mm x 11.7mm x 4.7mm
longest rise time	10 ns
Maximum supply voltage	5.25 V
Minimum supply voltage	4.75 V
Nominal supply voltage	5 V
surface mount	YES
maximum symmetry	60/40 %

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Oscilent Corporation | 521 - 524 Series TCXO - Temperature Compensated Crystal Oscill... Page 1 of 2

TXCO Surface Mount

Series Number

Package

Description

Last Modified

521 ~ 524

FEATURES

14 Pin DIP Low Profile SMD

HCMOS / TTL / Clipped Sine

Jan. 01 2007

- High stable output over wide temperature range

- 4.7mm height max low profile TCXO

- Industry standard DIP 14 pin lead spacing

- RoHs / Lead Free compliant

OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS

PARAMETERS

Output

Frequency Range

CONDITIONS

Load

Output

Level

Low

Vs. Temp Range

Frequency Stability

Vs. Input Voltage (5%)

Vs. Load

Vs. Aging (@+25°C)

Input

Frequency Adjustment

Rise Time / Fall Time

Duty Cycle

Storage Temperature

Voltage Control Range

Voltage

Current

(TSTG)

10 max.

50 ±10% max.

-40 ~ +85

2.5 VDC ±2.0 Positive Transfer Characteristic

20 max. / 40 max.

±3.0 min.

High

521

TTL

522

HCMOS

1.20 ~ 100.0

10TTL Load or 15pF HCMOS Load

Max.

2.4 VDC

min.

0.4 VDC

max.

VDD -0.5 VDC

min.

0.5 VDC max.

See Table 1

±0.5 max.

±0.3 max.

±1.0 per year

+5.0 ±5% / +3.3 ±5%

3 max.

PPM

VDC

PPM

°C

523

Clipped Sine

9.60 ~ 35.0

10K ohm // 10pF

524

Compatible*

1.20 ~ 100.0

UNITS

MHz

1.0 Vp-p min.

*Compatible (524 Series) meets TTL and HCMOS mode simultaneously

TABLE 1 - FREQUENCY STABILITY - TEMPERATURE TOLERANCE

P/N Code

Temperature

Range

0 ~ +50

-10 ~ +60

-10 ~ +70

-20 ~ +70

-30 ~ +60

-30 ~ +70

-30 ~ +75

-40 ~ +80

Frequency Stability (PPM)

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

available all

Frequency

avail up to 25MHz

only

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