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PIC16CR74E/SP Datasheet(PDF) 155 Page - Microchip Technology

Part # PIC16CR74E/SP
Description  28/40-Pin, 8-Bit CMOS ROM Microcontrollers
PDF  172 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16CR74E/SP Datasheet(HTML) 155 Page - Microchip Technology

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© 2007 Microchip Technology Inc.
DS21993C-page 153
PIC16CR7X
44-Lead Plastic Leaded Chip Carrier (L) – Square [PLCC]
Notes:
1. Pin 1 visual index feature may vary, but must be located within the hatched area.
2. § Significant Characteristic.
3. Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not exceed .010" per side.
4. Dimensioning and tolerancing per ASME Y14.5M.
Note:
For the most current package drawings, please see the Microchip Packaging Specification located at
http://www.microchip.com/packaging
Units
INCHES
Dimension Limits
MIN
NOM
MAX
Number of Pins
N
44
Pitch
e
.050
Overall Height
A
.165
.172
.180
Contact Height
A1
.090
.105
.120
Molded Package to Contact
A2
.062
–
.083
Standoff §
A3
.020
–
–
Corner Chamfer
CH1
.042
–
.048
Chamfers
CH2
–
–
.020
Side Chamfer
CH3
.042
–
.056
Overall Width
E
.685
.690
.695
Overall Length
D
.685
.690
.695
Molded Package Width
E1
.650
.653
.656
Molded Package Length
D1
.650
.653
.656
Footprint Width
E2
.582
.610
.638
Footprint Length
D2
.582
.610
.638
Lead Thickness
c
.0075
–
.0125
Upper Lead Width
b1
.026
–
.032
Lower Lead Width
b
.013
–
.021
CH2 x 45°
CH1 x 45°
CH3 x 45°
A1
A3
E2
b1
b
A A2
D2
e
c
NOTE 1
N12 3
E
E1
D
D1
Microchip Technology Drawing C04-048B



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