PIC18F2331 Datasheet, PDF (380/396 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431
44-Lead Plastic Quad Flat No Lead Package (ML) 8x8 mm Body (QFN)
E
EXPOSED
METAL
PAD
D
D2
OPTIONAL PIN 1
INDEX ON
TOP MARKING
TOP VIEW
2
1
n
PIN 1
INDEX ON
EXPOSED PAD
p
B
E2
L
BOTTOM VIEW
A
A1
A3
Number of Pins
Pitch
Overall Height
Standoff
Base Thickness
Overall Width
Exposed Pad Width
Overall Length
Exposed Pad Length
Lead Width
Lead Length
Units
Dimension Limits
n
p
A
A1
A3
E
E2
D
D2
B
L
MIN
.031
.000
.262
.262
.012
.014
INCHES
NOM
44
.026 BSC
.035
.001
.010 REF
.315 BSC
.268
.315 BSC
.268
.013
.016
MAX
.039
.002
.274
.274
.013
.018
MILLIMETERS*
MIN
NOM
44
0.65 BSC
0.80
0.90
0
0.02
0.25 REF
8.00 BSC
6.65
6.80
8.00 BSC
6.65
6.80
0.30
0.33
0.35
0.40
*Controlling Parameter
Notes:
Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not
exceed .010" (0.254mm) per side.
JEDEC equivalent: M0-220
Drawing No. C04-103
MAX
1.00
0.05
6.95
6.95
0.35
0.45
DS39616B-page 378
Preliminary
 2003 Microchip Technology Inc.