MCP79401 datasheet(54/62 Pages) MICROCHIP

Part #	MCP79401

Description	Battery-Backed I2C Real-Time Clock/Calendar with SRAM and Protected EEPROM

PDF	62 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

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54 / 62 page

MCP79400/MCP79401/MCP79402

DS20005009F-page 54

 2011-2016 Microchip Technology Inc.

RECOMMENDED LAND PATTERN

Dimension Limits

Units

Optional Center Pad Width

Optional Center Pad Length

Contact Pitch

1.50

1.60

MILLIMETERS

0.50 BSC

MIN

MAX

Contact Pad Length (X8)

Contact Pad Width (X8)

0.85

0.25

Microchip Technology Drawing No. C04-129-MNY Rev. B

NOM

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

Contact Pad Spacing

2.90

Thermal Via Diameter

Thermal Via Pitch

0.30

1.00

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

Notes:

Dimensioning and tolerancing per ASME Y14.5M

For best soldering results, thermal vias, if used, should be filled or tented to avoid solder loss during

reflow process

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

http://www.microchip.com/packaging

Note:

ØV

SILK SCREEN

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

MCP79401 Datasheet(PDF) 54 Page - Microchip Technology