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PT2579 V1.6

- 21 -

May, 2008

RDS Demodulator IC

PT2579

Notes:

1.

Dimensioning and tolerancing per ANSI Y14.5M-1982.

2.

Dimensions in inches (angles in degrees)

3.

Dimension D does not include mold flash, protrusions or gate burrs. Mold flash, protrusions or

gate burrs shall not exceed 0.006” per end. Dimension E1 does not include interlead flash or

protrusions. Interlead flash or protrusions shall not exceed “0.006” per side. D1 and E1

dimensions are determined at dutum H.

4.

The package top may be smaller than the package bottom. Dimensions D and E1 are determined

at the outermost extremes of the plastic body exclusive of mold flash, tie bar burrs, gate burrs and

interlead flash, but including any mismatch between the top and bottom of the plastic.

5.

Datums A and B to be determined at datum H.

6.

N is the maximum number of terminal position. (N=16)

7.

The dimensions apply to the flat section of the lead between 0.004 to 0.010 inches from the lead

tip.

8.

Dimension b does not include dambar protrusion. Allowable dambar protrusion shall be 0.004”

total in excess of b dimension at maximum material condition. The dambar can not be located on

the lower radius of the foot.

9.

Refer to JEDEC MO-137 variation AB.

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