PIC16F819 Microchip Technology Inc., PIC16F819 Datasheet - Page 163

• Manufacturer Part Number: PIC16F819
• Description: 18/20-pin Enhanced Flash Microcontrollers With Nanowatt Technology
• Manufacturer: Microchip Technology Inc.

28-Lead Plastic Quad Flat No Lead Package (ML) 6x6 mm Body (QFN) –
With 0.55 mm Contact Length (Saw Singulated)
 2004 Microchip Technology Inc.
Number of Pins
Pitch
Overall Height
Standoff
Contact Thickness
Overall Width
Exposed Pad Width
Overall Length
Exposed Pad Length
Contact Width
Contact Length
Drawing No. C04-105
A1
*Controlling Parameter
Notes:
JEDEC equivalent: MO-220
TOP VIEW
Dimension Limits
E
Units
D2
A1
A3
E2
n
e
A
D
E
b
L
OPTIONAL
INDEX
AREA
MIN
D
.031
.000
.232
.140
.232
.140
.009
.020
EXPOSED
METAL
INDICATORS
A
ALTERNATE
PAD OUTLINE
.008 REF
PAD
.026 BSC
ALTERNATE
INCHES
NOM
D2
28
INDEX
DETAIL
.024
.035
.001
.236
.146
.236
.146
.011
2
1
MAX
n
.039
.002
.240
.152
.240
.152
.013
.028
BOTTOM VIEW
SEE DETAIL
PIC16F818/819
E2
MIN
0.80
0.00
5.90
3.55
5.90
3.55
0.23
0.50
MILLIMETERS*
0.65 BSC
0.20 REF
NOM
28
Revised 05-24-04
L
0.90
0.02
6.00
3.70
6.00
3.70
0.28
0.60
DS39598E-page 161
b
e
MAX
1.00
0.05
6.10
3.85
6.10
3.85
0.33
0.70