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參數資料
| 型號： | MC74HCT157A |
| 廠商： | Motorola, Inc. |
| 英文描述： | Quad 2-Input Data Selector/Multiplexer with LSTTL-Compatible Inputs |
| 中文描述： | 四2輸入數據選擇器/復用器的輸入通道兼容輸入 |
| 文件頁數： | 5/5頁 |
| 文件大小： | 127K |
| 代理商： | MC74HCT157A |
MC74HCT157A
High–Speed CMOS Logic Data
DL129 — Rev 6
5
MOTOROLA
OUTLINE DIMENSIONS
N SUFFIX
PLASTIC PACKAGE
CASE 648–08
ISSUE R
MIN
0.740
0.250
0.145
0.015
0.040
MIN
18.80
6.35
3.69
0.39
1.02
MAX
0.770
0.270
0.175
0.021
0.070
MAX
19.55
6.85
4.44
0.53
1.77
INCHES
MILLIMETERS
DIM
A
B
C
D
F
G
H
J
K
L
M
S
0.21
2.80
7.50
0
°
0.51
0.38
3.30
7.74
10
°
1.01
0.008
0.110
0.295
0
°
0.020
0.015
0.130
0.305
10
°
0.040
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION L TO CENTER OF LEADS WHEN
FORMED PARALLEL.
4. DIMENSION B DOES NOT INCLUDE MOLD FLASH.
5. ROUNDED CORNERS OPTIONAL.
2.54 BSC
1.27 BSC
0.100 BSC
0.050 BSC
–A
–
B
1
8
9
16
F
H
G
D
16 PL
0.25 (0.010)
S
C
–T
–
SEATING
PLANE
K
J
M
L
T
A
M
M
0.25 (0.010)
T
B
A
M
S
S
MIN
9.80
3.80
1.35
0.35
0.40
MIN
0.386
0.150
0.054
0.014
0.016
0.050 BSC
MAX
10.00
4.00
1.75
0.49
1.25
MAX
0.393
0.157
0.068
0.019
0.049
MILLIMETERS
INCHES
DIM
A
B
C
D
F
G
J
K
M
P
R
0.19
0.10
0
°
5.80
0.25
0.25
0.25
7
°
6.20
0.50
0.008
0.004
0
°
0.229
0.010
0.009
0.009
7
°
0.244
0.019
1.27 BSC
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.
5. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 (0.005) TOTAL
IN EXCESS OF THE D DIMENSION AT
MAXIMUM MATERIAL CONDITION.
1
8
9
16
–A
–
–B
–
D
16 PL
K
C
G
–T
PLANE
SEATING
R
X 45
°
M
J
F
P
8 PL
0.25 (0.010)
B
M
M
D SUFFIX
PLASTIC SOIC PACKAGE
CASE 751B–05
ISSUE J
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and
specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola
data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals”
must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of
others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other
applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury
or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola
and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees
arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that
Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal
Opportunity/Affirmative Action Employer.
Mfax is a trademark of Motorola, Inc.
How to reach us:
USA/EUROPE/Locations Not Listed
: Motorola Literature Distribution;
P.O. Box 5405, Denver, Colorado 80217. 303–675–2140 or 1–800–441–2447
JAPAN
: Nippon Motorola Ltd.; Tatsumi–SPD–JLDC, 6F Seibu–Butsuryu–Center,
3–14–2 Tatsumi Koto–Ku, Tokyo 135, Japan. 81–3–3521–8315
Mfax
: RMFAX0@email.sps.mot.com – TOUCHTONE 602–244–6609
ASIA/PACIFIC
: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park,
51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852–26629298
– US & Canada ONLY 1–800–774–1848
INTERNET
: http://www.mot.com/SPS/
MC74HCT157A/D
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