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Q-Tech QT812 Square Wave User Manual

Page 5

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Q-TECH Corporation

10150 W. Jefferson Blvd.
Culver City, CA 90232

SIZE

A

CAGE NO.

51774

QT811 and QT812 Square-Wave

24 pin DDIP

REV.

Sheet 5 of 10

D


Group A Inspection

PARAMETER

SYMBOL

CONDITIONS

VALUE

UNIT

Input Current, max.

Is

Vs, nom. / Ta=+25

°C

50 mA

Freq. stability vs.

temperature

Δf/fc (Ta)

Vs, nominal and over the temperature

range indicated under part number

definition

indicated under

part number

definition

ppm

Electrical Frequency

Adjustment Min.

(when specified)

Δf/fo

(

ΔVcc)

± Vs, nom. / Ta=+25

°C as indicated

under part number definition

indicated under

part number

definition

ppm

Output VOH

/

VOL

load=15pF, Vcc=nom.

0.9

•Vcc / 0.1•Vcc

V

Duty cycle

DC

load=15pF/ @50%Vcc, Ta=+25

°C

indicated under

part number

definition

%

Rise- / fall time

tr / tf

20%~80% Vout, 80%~20% Vout

.5…7 (see note A)

nSec

External Visual

MIL-STD-883, Method 2009

A:

Supply Current, rise & fall time are frequency dependent





Group B Inspection

SUB-

GROUP

TEST DESCRIPTION

CONDITION

QTY

1 Frequency

Aging

MIL-PRF-55310

Para 3.6.34.2

100%

2

Hermetic Seal 1/

Fine Leak – MIL-STD-883 Method 1014 Condition A1

Gross Leak – MIL-STD-883, Method 1014 Condition C

100%

3

Electrical 1/ (Go/NoGo)

100%

1/ Testing shall be performed after completion of Frequency Aging and before parts are shipped.



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24 PIN Flat-Pack