DataSheet8.cn


PDF ( 数据手册 , 数据表 ) MC74AC253

零件编号 MC74AC253
描述 DUAL 4-INPUT MULTIPLEXER
制造商 ON Semiconductor
LOGO ON Semiconductor LOGO 


1 Page

No Preview Available !

MC74AC253 数据手册, 描述, 功能
MC74AC253, MC74ACT253
Dual 4-Input Multiplexer
with 3-State Outputs
The MC74AC253/74ACT253 is a dual 4−input multiplexer with
3−state outputs. It can select two bits of data from four sources using
common select inputs. The outputs may be individually switched to a
high impedance state with a HIGH on the respective Output Enable
(OE) inputs, allowing the outputs to interface directly with bus
oriented systems.
Multifunctional Capability
Noninverting 3−State Outputs
Outputs Source/Sink 24 mA
ACT253 Has TTL Compatible Inputs
These are Pb−Free Devices
VCC OEb S0 I3b I2b I1b I0b Zb
16 15 14 13 12 11 10 9
12345678
OEa S1 I3a I2a I1a I0a Za GND
Figure 1. Pinout: 16−Lead Packages Conductors
(Top View)
PIN NAME
PIN
I0a−I3a
I0b−I3b
S0, S1
OEa
OEb
Za, Zb
FUNCTION
Side A Data Inputs
Side B Data Inputs
Common Select Inputs
Side A Output Enable Input
Side B Output Enable Input
3−State Outputs
www.onsemi.com
16
1
16
1
MARKING
DIAGRAMS
16
SOIC−16
D SUFFIX
CASE 751B
1
xxx253G
AWLYWW
TSSOP−16
DT SUFFIX
CASE 948F
16
xxx
253
ALYWG
G
1
xxx = AC or ACT
A = Assembly Location
WL or L = Wafer Lot
Y = Year
WW or W = Work Week
G or G = Pb−Free Package
(Note: Microdot may be in either location)
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 7 of this data sheet.
© Semiconductor Components Industries, LLC, 2015
March, 2015 − Rev. 7
1
Publication Order Number:
MC74AC253/D







MC74AC253 pdf, 数据表
MC74AC253, MC74ACT253
PACKAGE DIMENSIONS
TSSOP−16
DT SUFFIX
CASE 948F
ISSUE B
0.15 (0.006) T U S
16
2X L/2
L
PIN 1
IDENT.
1
0.15 (0.006) T U S
0.10 (0.004)
−T− SEATING
PLANE
D
C
16X K REF
0.10 (0.004) M T U S V S
9 J1
B
−U− J
N
8
K
ÇÇÉÉÇÇÉÉK1ÇÇÉÉ
SECTION N−N
0.25 (0.010)
M
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−.
A
N
−V−
F
DETAIL E
H DETAIL E
G
SOLDERING FOOTPRINT*
−W−
MILLIMETERS INCHES
DIM MIN MAX MIN MAX
A 4.90 5.10 0.193 0.200
B 4.30 4.50 0.169 0.177
C −−− 1.20 −−− 0.047
D 0.05 0.15 0.002 0.006
F 0.50 0.75 0.020 0.030
G 0.65 BSC
0.026 BSC
H 0.18 0.28 0.007 0.011
J 0.09 0.20 0.004 0.008
J1 0.09 0.16 0.004 0.006
K 0.19 0.30 0.007 0.012
K1 0.19 0.25 0.007 0.010
L 6.40 BSC
0.252 BSC
M 0_ 8_ 0_ 8_
7.06
1
0.65
PITCH
16X
0.36
16X
1.26
DIMENSIONS: MILLIMETERS
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
www.onsemi.com
8














页数 9 页
下载[ MC74AC253.PDF 数据手册 ]


分享链接

Link :

推荐数据表

零件编号描述制造商
MC74AC2518-Input MultiplexerMotorola Semiconductors
Motorola Semiconductors
MC74AC253DUAL 4-INPUT MULTIPLEXERON Semiconductor
ON Semiconductor
MC74AC253DUAL 4-INPUT MULTIPLEXER WITH 3-STATE OUTPUTSMotorola Semiconductors
Motorola Semiconductors
MC74AC256DUAL 4-BIT ADDRESSABLE LATCHMotorola Semiconductors
Motorola Semiconductors

零件编号描述制造商
STK15C88256-Kbit (32 K x 8) PowerStore nvSRAMCypress Semiconductor
Cypress Semiconductor
NJM4556DUAL HIGH CURRENT OPERATIONAL AMPLIFIERNew Japan Radio
New Japan Radio
EL1118-G5 PIN LONG CREEPAGE SOP PHOTOTRANSISTOR PHOTOCOUPLEREverlight
Everlight


DataSheet8.cn    |   2020   |  联系我们   |   搜索  |  Simemap