參數(shù)資料
型號(hào): MC74HCT244AN
廠商: ON SEMICONDUCTOR
元件分類: 通用總線功能
英文描述: Octal 3-State Noninverting Buffer/Line Driver/Line Receiver with LSTTL-Compatible Inputs
中文描述: HCT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20
封裝: PLASTIC, DIP-20
文件頁數(shù): 6/8頁
文件大?。?/td> 175K
代理商: MC74HCT244AN
MC74HCT244A
http://onsemi.com
6
PACKAGE DIMENSIONS
TSSOP–20
DT SUFFIX
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 DATUMPLANE –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
PLANE
–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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