參數(shù)資料
型號: MC74VHCT540A
廠商: ON SEMICONDUCTOR
英文描述: Octal Bus Buffer Inverting
中文描述: 八路總線緩沖器反相
文件頁數(shù): 6/8頁
文件大?。?/td> 172K
代理商: MC74VHCT540A
MC74VHCT540A
MOTOROLA
VHC Data – Advanced CMOS Logic
DL203 — Rev 2
6
OUTLINE DIMENSIONS
DT SUFFIX
PLASTIC TSSOP PACKAGE
CASE 948E–02
ISSUE A
DIM
A
B
C
D
F
G
H
J
J1
K
K1
L
M
MIN
6.40
MAX
6.60
4.50
1.20
0.15
0.75
MIN
0.252
MAX
0.260
0.177
0.047
0.006
0.030
INCHES
MILLIMETERS
4.30
–––
0.169
–––
0.05
0.50
0.65 BSC
0.27
0.09
0.09
0.19
0.19
6.40 BSC
0
0.002
0.020
0.026 BSC
0.011
0.004
0.004
0.007
0.007
0.252 BSC
0
0.37
0.20
0.16
0.30
0.25
0.015
0.008
0.006
0.012
0.010
8
8
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A DOES NOT INCLUDE MOLD FLASH,
PROTRUSIONS OR GATE BURRS. MOLD FLASH
OR GATE BURRS SHALL NOT EXCEED 0.15
(0.006) PER SIDE.
4. DIMENSION B DOES NOT INCLUDE INTERLEAD
FLASH OR PROTRUSION. INTERLEAD FLASH OR
PROTRUSION SHALL NOT EXCEED 0.25 (0.010)
PER SIDE.
5. DIMENSION K DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.08 (0.003) TOTAL IN
EXCESS OF THE K DIMENSION AT MAXIMUM
MATERIAL CONDITION.
6. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
7. DIMENSION A AND B ARE TO BE DETERMINED
AT DATUM PLANE –W–.
íííí
íííí
íííí
SECTION N–N
1
10
11
20
PIN 1
A
B
–T–
0.100 (0.004)
C
D
G
H
K
K1
J J1
N
N
M
F
–W–
SEATING
–V–
–U–
S
U
M
0.10 (0.004)
V
S
T
20X REF
L
L/2
2X
S
U
0.15 (0.006) T
DETAIL E
0.25 (0.010)
DETAIL E
S
U
0.15 (0.006) T
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