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MCP7940N-E/MS датащи(PDF) 49 Page - Microchip Technology

номер детали MCP7940N-E/MS
подробное описание детали  Battery-Backed I2C Real-Time Clock/Calendar with SRAM
PDF  58 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP7940N-E/MS датащи(HTML) 49 Page - Microchip Technology

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 2011-2022 Microchip Technology Inc. and its subsidiares
DS20005010J-page 49
MCP7940N
RECOMMENDED LAND PATTERN
Dimension Limits
Units
Optional Center Pad Width
Optional Center Pad Length
Contact Pitch
Y2
X2
1.50
1.60
MILLIMETERS
0.50 BSC
MIN
E
MAX
Contact Pad Length (X8)
Contact Pad Width (X8)
Y1
X1
0.85
0.25
Microchip Technology Drawing No. C04-129-MN Rev. B
NOM
8-Lead Plastic Dual Flat, No Lead Package (MN) – 2x3x0.8 mm Body [TDFN]
12
8
C
Contact Pad Spacing
2.90
Thermal Via Diameter
V
Thermal Via Pitch
EV
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
1.
2.
For the most current package drawings, please see the Microchip Packaging Specification located at
http://www.microchip.com/packaging
Note:
C
E
X1
Y1
Y2
X2
EV
EV
ØV
SILK SCREEN
With 1.4x1.3 mm Exposed Pad (JEDEC Package type WDFN)



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