数据搜索系统,热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

74HCT257DB 数据表(PDF) 5 Page - NXP Semiconductors

部件名 74HCT257DB
功能描述  Quad 2-input multiplexer; 3-state
Download  17 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  NXP [NXP Semiconductors]
网页  http://www.nxp.com
标志 NXP - NXP Semiconductors

74HCT257DB 数据表(HTML) 5 Page - NXP Semiconductors

  74HCT257DB Datasheet HTML 1Page - NXP Semiconductors 74HCT257DB Datasheet HTML 2Page - NXP Semiconductors 74HCT257DB Datasheet HTML 3Page - NXP Semiconductors 74HCT257DB Datasheet HTML 4Page - NXP Semiconductors 74HCT257DB Datasheet HTML 5Page - NXP Semiconductors 74HCT257DB Datasheet HTML 6Page - NXP Semiconductors 74HCT257DB Datasheet HTML 7Page - NXP Semiconductors 74HCT257DB Datasheet HTML 8Page - NXP Semiconductors 74HCT257DB Datasheet HTML 9Page - NXP Semiconductors Next Button
Zoom Inzoom in Zoom Outzoom out
 5 / 17 page
background image
74HC_HCT257_5
© NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 05 — 13 January 2010
5 of 17
NXP Semiconductors
74HC257; 74HCT257
Quad 2-input multiplexer; 3-state
7.
Limiting values
[1]
For DIP16 packages: above 70
°C, P
tot derates linearly with 12 mW/K.
[2]
For SO16 packages: above 70
°C, P
tot derates linearly with 8 mW/K.
[3]
For SSOP16 and TSSOP16 packages: above 60
°C, P
tot derates linearly with 5.5 mW/K.
8.
Recommended operating conditions
Table 4.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol
Parameter
Conditions
Min
Max
Unit
VCC
supply voltage
−0.5
+7
V
IIK
input clamping current
VI < −0.5 V or
VI > VCC + 0.5 V
-
±20
mA
IOK
output clamping current
VO < −0.5 V or
VO > VCC + 0.5 V
-
±20
mA
IO
output current
VO = −0.5 V to VCC + 0.5 V
-
±35
mA
ICC
supply current
-
+70
mA
IGND
ground current
-
−70
mA
Tstg
storage temperature
−65
+150
°C
Ptot
total power dissipation
DIP16 package
[1] -
750
mW
SO16 package
[2] -
500
mW
SSOP16 package
[3] -
500
mW
TSSOP16 package
[3] -
500
mW
Table 5.
Recommended operating conditions
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Type 74HC257
VCC
supply voltage
2.0
5.0
6.0
V
VI
input voltage
0
-
VCC
V
VO
output voltage
0
-
VCC
V
Δt/ΔV
input transition rise and
fall rates
VCC = 2.0 V
-
-
625
ns
VCC = 4.5 V
-
1.67
139
ns
VCC = 6.0 V
-
-
83
ns
Tamb
ambient temperature
−40
-
+125
°C
Type 74HCT257
VCC
supply voltage
4.5
5.0
5.5
V
VI
input voltage
0
-
VCC
V
VO
output voltage
0
-
VCC
V
Δt/ΔV
input transition rise and
fall rates
VCC = 4.5 V
-
1.67
139
ns
Tamb
ambient temperature
−40
-
+125
°C


类似零件编号 - 74HCT257DB

制造商部件名数据表功能描述
logo
NXP Semiconductors
74HCT257DB PHILIPS-74HCT257DB Datasheet
80Kb / 13P
   Quad 2-input multiplexer 3-state
1998 Sep 30
More results

类似说明 - 74HCT257DB

制造商部件名数据表功能描述
logo
NXP Semiconductors
74HC257 PHILIPS-74HC257 Datasheet
80Kb / 13P
   Quad 2-input multiplexer 3-state
1998 Sep 30
74AHC257 PHILIPS-74AHC257 Datasheet
97Kb / 20P
   Quad 2-input multiplexer; 3-state
2000 Apr 03
logo
Nexperia B.V. All right...
74AHCT257 NEXPERIA-74AHCT257 Datasheet
601Kb / 16P
   Quad 2-input multiplexer; 3-state
Rev. 02 - 9 May 2008
logo
NXP Semiconductors
74LV257 PHILIPS-74LV257 Datasheet
114Kb / 12P
   Quad 2-input multiplexer 3-State
1998 May 20
74HC_HCT257 PHILIPS-74HC_HCT257_15 Datasheet
195Kb / 18P
   Quad 2-input multiplexer; 3-state
Rev. 6-26 January 2015
74AHC_AHCT257 PHILIPS-74AHC_AHCT257_15 Datasheet
99Kb / 16P
   Quad 2-input multiplexer; 3-state
Rev. 02-9 May 2008
logo
Nexperia B.V. All right...
74HC257-Q100 NEXPERIA-74HC257-Q100 Datasheet
1Mb / 16P
   Quad 2-input multiplexer; 3-state
74AHC257-Q100 NEXPERIA-74AHC257-Q100 Datasheet
706Kb / 17P
   Quad 2-input multiplexer; 3-state
74HCT257 NEXPERIA-74HCT257 Datasheet
249Kb / 15P
   Quad 2-input multiplexer; 3-state
Rev. 8 - 9 February 2021
logo
NXP Semiconductors
74AHC257 NXP-74AHC257_08 Datasheet
99Kb / 16P
   Quad 2-input multiplexer 3-state
Rev. 02-9 May 2008
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17


数据表 下载

Go To PDF Page


链接网址




隐私政策
ALLDATASHEETCN.COM
ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   链接交换   |   制造商名单
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com