PIC16HV540 Datasheet, PDF (30/36 Pages) Microchip Technology – Enhanced PIC16C54 EPROM-Based 8-Bit CMOS Microcontroller With On-Chip Voltage Regulator

PIC16HV540
Package Type: K04-051 18-Lead Plastic Small Outline (SO) – Wide, 300 mil
E1
p
E
D
2
B
n
1
X
45 °
c
R1
β
L
R2
A
φ
L1
A2
α
A1
Units
INCHES*
MILLIMETERS
Dimension Limits
MIN
NOM
MAX
MIN
NOM
MAX
Pitch
p
0.050
1.27
Number of Pins
n
18
18
Overall Pack. Height
A
0.093
0.099
0.104
2.36
2.50
2.64
Shoulder Height
A1
0.048
0.058
0.068
1.22
1.47
1.73
Standoff
A2
Molded Package Length D^‡
Molded Package Width
E^‡
0.004
0.450
0.292
0.008
0.456
0.296
0.011
0.462
0.299
0.10
11.43
7.42
0.19
11.58
7.51
0.28
11.73
7.59
Outside Dimension
E1
0.394
0.407
0.419
10.01
10.33
10.64
Chamfer Distance
X
0.010
0.020
0.029
0.25
0.50
0.74
Shoulder Radius
R1
0.005
0.005
0.010
0.13
0.13
0.25
Gull Wing Radius
R2
0.005
0.005
0.010
0.13
0.13
0.25
Foot Length
L
0.011
0.016
0.021
0.28
0.41
0.53
Foot Angle
φ
0
4
8
0
4
8
Radius Centerline
L1
0.010
0.015
0.020
0.25
0.38
0.51
Lead Thickness
c
Lower Lead Width
B^†
0.009
0.011
0.012
0.23
0.27
0.30
0.014
0.017
0.019
0.36
0.42
0.48
Mold Draft Angle Top
α
0
12
15
0
12
15
Mold Draft Angle Bottom β
0
12
15
0
12
15
* _{Controlling Parameter.}
† _{Dimension “B” does not include dam-bar protrusions. Dam-bar protrusions shall not exceed 0.003”}
(0.076 mm) per side or 0.006” (0.152 mm) more than dimension “B.”
‡ _{Dimensions “D” and “E” do not include mold flash or protrusions. Mold flash or protrusions shall not}
exceed 0.010” (0.254 mm) per side or 0.020” (0.508 mm) more than dimensions “D” or “E.”
DS40197A-page 30
Preliminary
© 1998 Microchip Technology Inc.