mc74vhc244 ON Semiconductor, mc74vhc244 Datasheet - Page 6

• Manufacturer Part Number: mc74vhc244
• Description: Octal Noninverting Bus Buffer, 3 State
• Manufacturer: ON Semiconductor

0.15 (0.006) T
0.15 (0.006) T
20
1
L
2X
- -T- -
U
PIN 1
IDENT
U
L/2
18X
20X
C
0.100 (0.004)
S
S
SEATING
PLANE
e
B
0.25
D
20
1
D
M
T
A
20X
S
- -V- -
0.10 (0.004)
A
K
B
REF
10
11
G
S
A1
B
E
A
A
H
M
T
OUTLINE DIMENSIONS
10
11
SEATING
PLANE
T
U
http://onsemi.com
- -U- -
CASE 751D--05
CASE 948E--02
S
B
SOIC- -20 WB
DW SUFFIX
DT SUFFIX
TSSOP- -20
ISSUE G
V
ISSUE B
S
6
J J1
N
C
N
DETAIL E
SECTION N- -N
DETAIL E
F
θ
K1
0.25 (0.010)
K
M
NOTES:
1. DIMENSIONS ARE IN MILLIMETERS.
2. INTERPRET DIMENSIONS AND TOLERANCES
3. DIMENSIONS D AND E DO NOT INCLUDE MOLD
4. MAXIMUM MOLD PROTRUSION 0.15 PER SIDE.
5. DIMENSION B DOES NOT INCLUDE DAMBAR
- -W- -
PER ASME Y14.5M, 1994.
PROTRUSION.
PROTRUSION. ALLOWABLE PROTRUSION
SHALL BE 0.13 TOTAL IN EXCESS OF B
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
DIM
A1
A
B
C
D
E
e
H
h
L
θ
NOTES:
1. DIMENSIONING AND TOLERANCING
2. CONTROLLING DIMENSION:
3. DIMENSION A DOES NOT INCLUDE
4. DIMENSION B DOES NOT INCLUDE
5. DIMENSION K DOES NOT INCLUDE
6. TERMINAL NUMBERS ARE SHOWN FOR
7. DIMENSION A AND B ARE TO BE
12.65
10.05
PER ANSI Y14.5M, 1982.
MILLIMETER.
MOLD FLASH, PROTRUSIONS OR GATE
BURRS. MOLD FLASH OR GATE BURRS
SHALL NOT EXCEED 0.15 (0.006) PER
SIDE.
INTERLEAD FLASH OR PROTRUSION.
INTERLEAD FLASH OR PROTRUSION
SHALL NOT EXCEED 0.25 (0.010) PER
SIDE.
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.08
(0.003) TOTAL IN EXCESS OF THE K
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
REFERENCE ONLY.
DETERMINED AT DATUM PLANE --W--.
MILLIMETERS
MIN
2.35
0.10
0.35
0.23
7.40
0.25
0.50
DIM
K1
J1
A
B
C
D
G
H
K
M
F
J
L
1.27 BSC
0
_
MILLIMETERS
MIN
12.95
10.55
6.40
4.30
0.05
0.50
0.27
0.09
0.09
0.19
0.19
MAX
------
2.65
0.25
0.49
0.32
7.60
0.75
0.90
0
0.65 BSC
6.40 BSC
_
7
_
MAX
6.60
4.50
1.20
0.15
0.75
0.37
0.20
0.16
0.30
0.25
8
_
0.252
0.169
0.002
0.020
0.011
0.004
0.004
0.007
0.007
MIN
------
0
0.026 BSC
0.252 BSC
INCHES
_
0.260
0.177
0.047
0.006
0.030
0.015
0.008
0.006
0.012
0.010
MAX
8
_