MCP7940N-ESLASHMS datasheet(48/58 Pages) MICROCHIP

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Giải thích chi tiết về linh kiện	Battery-Backed I2C Real-Time Clock/Calendar with SRAM

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MCP7940N

DS20005010J-page 48

 2011-2022 Microchip Technology Inc. and its subsidiares

Microchip Technology Drawing No. C04-129-MN Rev E Sheet 2 of 2

8-Lead Plastic Dual Flat, No Lead Package (MN) – 2x3x0.8 mm Body [TDFN]

For the most current package drawings, please see the Microchip Packaging Specification located at

http://www.microchip.com/packaging

Note:

NOM

MILLIMETERS

0.50 BSC

2.00 BSC

3.00 BSC

0.20 REF

1. Pin 1 visual index feature may vary, but must be located within the hatched area.

BSC: Basic Dimension. Theoretically exact value shown without tolerances.

REF: Reference Dimension, usually without tolerance, for information purposes only.

Contact-to-Exposed Pad

Contact Thickness

Exposed Pad Width

Exposed Pad Length

4. Dimensioning and tolerancing per ASME Y14.5M

3. Package is saw singulated

2. Package may have one or more exposed tie bars at ends.

Notes:

Contact Width

Overall Width

Overall Length

Contact Length

Standoff

Number of Pins

Overall Height

Pitch

0.20

Units

Dimension Limits

0.20

1.35

1.25

0.25

0.00

0.70

MIN

0.25

0.30

1.30

1.40

1.35

0.30

0.45

1.45

0.75

0.02

0.05

0.80

MAX

With 1.4x1.3 mm Exposed Pad (JEDEC Package type WDFN)

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