Q-tech QT24T User Manual download pdf (Page 2)

MIL-PRF-55310/21G

NOTES:

1. Dimensions are in inches.

2. Metric equivalents are given for general information only.

3. Unless otherwise specified, tolerances are ±.005 (0.13 mm) for three place decimals and ±.02 (0.5 mm) for

two place decimals.

4. The leads shall be symmetrical with respect to the package so that the spacing between the first lead and the

end of the package shall be equidistant on each side.

5. Unit shall meet all requirements with pin 13 and pin 20 simultaneously tied to supply voltage.

6. Lead numbers are for reference only and need not be marked on unit.

7. All pins with NC function may be connected internally and are not to be used as external tie points or

connectors.

FIGURE 1. Dimensions and configuration

REQUIREMENTS:

Interface and physical dimensions: See figure 1.

Mounting: See figure 1.

Pads: See figure 1.

Seal: Hermetic in accordance with MIL-PRF-55310

, maximum leakage rate 5 x 10

-8

atm cc/s.

Weight: 4 grams, maximum.

Oscillator: Class 2 or any class 1 or class 3 oscillator meeting all class 2 requirements and verification tests

specified herein and in MIL-PRF-55310

Calibration: Manufacturer calibrated.

Screening: In accordance with MIL-PRF-55310

, product level B or S, as applicable.

Temperature:

Operating: See table I.

Storage: -62°C to +125°C.

Oscillator load: Standard TTL loads (see table I).

Output waveform: Symmetrical square wave.

Inches mm Ltr

Min Max Min Max

A --- .120 --- 3.05

b .010 .022 0.25 0.56

c .005 .015 0.13 0.38

D --- .650 --- 16.51

E --- .650 --- 16.51

e .045 .055 1.14 1.40

L 1.250 --- 31.75 ---

Q --- .060 --- 1.52

Pin number Function

1-9 NC

10 B- (GND/CASE)

11 OUTPUT

12 NC

13 B+ (see note 5)

14-19 NC

20 B+ (optional)

(see note 5)

1 2 3 4 5

AMSC N/A FSC 5955 1

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