OBT20 datasheet, PDF - EEWORLD Datasheet

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OBT20: DescriptionTRUE TTL Oscillator; File Size97KB，1 Pages; ManufacturerETC2

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OBT20 Overview

TRUE TTL Oscillator

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OAT, OAT3, OBT, OBT3 Series

TRUE TTL Oscillator

PART NUMBERING GUIDE

Package

OAT = 14 Pin Dip / 5.0Vdc / TTL

OAT3 = 14 Pin Dip / 3.3Vdc / TTL

OBT = 8 Pin Dip / 5.0Vdc / TTL

OBT3 = 8 Pin Dip / 3.3Vdc / TTL

Lead-Free

RoHS Compliant

C A L I B E R

Electronics Inc.

Environmental/Mechanical Specifications on page F5

OAT 100 48 A T - 30.000MHz

Pin One Connection

Blank = No Connect, T = Tri State Enable High

Output Symmetry

Blank = 40/60%, A = 45/55%

Operating Temperature Range

Blank = 0°C to 70°C, 27 = -20°C to 70°C, 48 = -40°C to 85°C

Inclusive Stability

100= +/-100ppm, 50= +/-50ppm, 30= +/-30ppm, 25= +/-25ppm,

20= +/-20ppm, 15= +/-15ppm, 10= ±10ppm

ELECTRICAL SPECIFICATIONS

Frequency Range

Operating Temperature Range

Storage Temperature Range

Supply Voltage

Input Current

Frequency Tolerance / Stability

Inclusive of Operating Temperature Range, Supply

Voltage and Load

Revision: 1994-E

3.000MHz to 80.000MHz

0°C to 70°C / -20°C to 70°C / -40°C to 85°C

-55°C to 125°C

5.0Vdc ±10%, 3.3Vdc ±10%

70mA Maximum

±100ppm, ±50ppm, ±30ppm, ±25ppm, ±20ppm,

±15ppm or ±10ppm

(20, 15, 10 = 0°C to 70°C Only)

2.4Vdc Minimum

0.4Vdc Maximum

3.000MHz (0.4Vdc to 2.4Vdc)

4.001MHz to 25.000MHz (0.4Vdc to 2.4Vdc)

25.001MHz to 80.000MHz (0.4Vdc to 2.4Vdc)

15nSeconds Maximum

10nSeconds Maximum

6nSeconds Maximum

Output Voltage Logic High (Voh)

Output Voltage Logic Low (Vol)

Rise Time / Fall Time

Duty Cycle

Load Drive Capability

@1.4Vdc w/TTL Load

3.000MHz to 25.000MHz

25.001MHz to 80.000MHz

No Connection

50 ±10% (Standard), 50±5% (Optional)

10TTL Load Maximum

5TTL Load Mzximum

Enables Output

+2.2Vdc Minimum to Enable Output

+0.8Vdc Maximum to Disable Output

±5ppm / year Maximum

20mSeconds Maximum

±100pSeconds Maximum

±25pSeconds Maximum

Pin 1 Tristate Input Voltage

Aging (@ 25°C)

Start Up Time

Absolute Clock Jitter

One Sigma Clock Jitter

MECHANICAL DIMENSIONS

13.2

MAX

Marking Guide on page F3-F4

13.2

0.9

MAX

7.620

±.203

7.620

±0.203

5.08

MIN

20.8

MAX

15.240 14 1

±0.203

0.457

±0.1

(X4)

13.2

MAX

7.620

±0.203

0.457±01

(X4)

5.08

0.8 ±0.1

14 Pin Full Size

All Dimensions in mm.

Pin 1: No Connect or Tri-State

Pin 7: Case Ground

MAX

Insulated Standoffs

(Glass)

8 Pin Half Size

Insulated Standoffs

All Dimensions in mm.

Pin 1: No Connect or Tri-State

Pin 4: Case Ground

(X3)

5.08

MIN

5.6

MAX

Pin 8: Output

Pin 14: Supply Voltage

Pin 5: Output

Pin 8: Supply Voltage

TEL

949-366-8700

FAX

949-366-8707

WEB

http://www.caliberelectronics.com

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