DataSheet8.cn


PDF ( 数据手册 , 数据表 ) 74VHC240

零件编号 74VHC240
描述 OCTAL BUS BUFFER
制造商 STMicroelectronics
LOGO STMicroelectronics LOGO 


1 Page

No Preview Available !

74VHC240 数据手册, 描述, 功能
74VHC240
OCTAL BUS BUFFER
WITH 3 STATE OUTPUTS (INVERTED)
s HIGH SPEED: tPD = 3.6ns (TYP.) at VCC = 5V
s LOW POWER DISSIPATION:
ICC = 4 µA (MAX.) at TA=25°C
s HIGH NOISE IMMUNITY:
VNIH = VNIL = 28% VCC (MIN.)
s POWER DOWN PROTECTION ON INPUTS
s SYMMETRICAL OUTPUT IMPEDANCE:
SOP
TSSOP
|IOH| = IOL = 8 mA (MIN)
s BALANCED PROPAGATION DELAYS:
tPLH tPHL
)s OPERATING VOLTAGE RANGE:
t(sVCC(OPR) = 2V to 5.5V
s PIN AND FUNCTION COMPATIBLE WITH
uc74 SERIES 240
ds IMPROVED LATCH-UP IMMUNITY
ros LOW NOISE: VOLP = 0.9V (MAX.)
PDESCRIPTION
teThe 74VHC240 is an advanced high-speed
leCMOS OCTAL BUS BUFFER (3-STATE)
ofabricated with sub-micron silicon gate and
sdouble-layer metal wiring C2MOS technology.
bG output enable governs four BUS BUFFERs.
OThis device is designed to be used with 3 state
-memory address drivers, etc.
Table 1: Order Codes
PACKAGE
SOP
TSSOP
T&R
74VHC240MTR
74VHC240TTR
Power down protection is provided on all inputs
and 0 to 7V can be accepted on inputs with no
regard to the supply voltage. This device can be
used to interface 5V to 3V.
All inputs and outputs are equipped with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
Obsolete Product(s)Figure 1: Pin Connection And IEC Logic Symbols
November 2004
Rev. 5
1/12







74VHC240 pdf, 数据表
74VHC240
TSSOP20 MECHANICAL DATA
DIM.
MIN.
mm.
TYP
MAX.
MIN.
inch
TYP.
MAX.
A 1.2 0.047
A1 0.05
0.15
0.002
0.004
0.006
A2 0.8
1
1.05
0.031
0.039
0.041
b 0.19
0.30 0.007
0.012
c 0.09
0.20 0.004
0.0079
D
6.4
6.5
6.6
0.252
0.256
0.260
t(s)E
6.2
6.4
6.6
0.244
0.252
0.260
cE1
4.3
4.4
4.48
0.169
0.173
0.176
rodue 0.65 BSC
0.0256 BSC
PK 0˚
8˚ 0˚
teL
0.45
0.60
0.75
0.018
0.024
0.030
t(s) - ObsoleA A2
Obsolete ProducA1 b
e
D
K
c
L
E
E1
PIN 1 IDENTIFICATION
1
8/12
0087225C














页数 12 页
下载[ 74VHC240.PDF 数据手册 ]


分享链接

Link :

推荐数据表

零件编号描述制造商
74VHC240OCTAL BUS BUFFERSTMicroelectronics
STMicroelectronics
74VHC240Octal Buffer/Line Driver with 3-STATE OutputsFairchild Semiconductor
Fairchild Semiconductor
74VHC240MOCTAL BUS BUFFER WITH 3 STATE OUTPUTS INVERTEDSTMicroelectronics
STMicroelectronics
74VHC240MOctal Buffer/Line Driver with 3-STATE OutputsFairchild Semiconductor
Fairchild Semiconductor

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