參數(shù)資料
型號: 74LVT2244SJX
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Dual 4-to-1 Channel Analog Multiplexer/Demultiplexer with Injection Current Effect Control 16-TVSOP -40 to 85
中文描述: LVT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝: 5.30 MM, LEAD FREE, EIAJ TYPE2, SOP-20
文件頁數(shù): 5/10頁
文件大小: 90K
代理商: 74LVT2244SJX
Philips Semiconductors
Product specification
74LVT2244
3.3V Octal buffer/line driver with 30
series termination resistors (3-State)
1998 Feb 19
5
AC CHARACTERISTICS
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF; R
L
= 500
; T
amb
= –40
°
C to +85
°
C.
LIMITS
SYMBOL
PARAMETER
WAVEFORM
V
CC
= 3.3V
±
0.3V
V
CC
= 2.7V
UNIT
MIN
TYP
1
MAX
MAX
t
PLH
t
PHL
Propagation delay
nAx to nYx
1
1
1
2.9
2.9
4.4
4.1
5.3
4.4
ns
t
PZH
t
PZL
Output enable time
to High and Low level
2
1
1.1
3.7
3.7
5.9
5.5
7.7
6.2
ns
t
PHZ
t
PLZ
Output disable time
from High and Low level
2
1.9
1.8
4.3
3.3
6.1
4.5
6.8
4.5
ns
NOTE:
1. All typical values are at V
CC
= 3.3V and T
amb
= 25
°
C.
AC WAVEFORMS
V
M
= 1.5V, V
IN
= GND to 2.7V
nAx INPUT
V
M
V
M
nYx
OUTPUT
V
M
V
M
t
PLH
t
PHL
SA00016
3.0V or V
CC
whichever
is less
0V
V
OH
V
OL
Waveform 1. Input (nAx) to Output (nYx) Propagation Delays
OE INPUT
t
PZH
t
PHZ
Yn OUTPUT
V
OH
V
OH
– 0.3V
Yn OUTPUT
V
OL
t
PZL
t
PLZ
3.0V
0V
V
OL
+ 0.3V
2.7V
1.5V
1.5V
1.5V
1.5V
0V
SV00103
Waveform 2. 3-State Output Enable and Disable Times
相關PDF資料
PDF描述
74LVT2244WM Dual 4-to-1 Channel Analog Multiplexer/Demultiplexer with Injection Current Effect Control 16-TVSOP -40 to 85
74LVT2244WMX Dual 4-to-1 Channel Analog Multiplexer/Demultiplexer with Injection Current Effect Control 16-SOIC -40 to 85
74LVT2244MTC Low Voltage Octal Buffer/Line Driver with 3-STATE Outputs
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74LVT240PWDH Octal Buffers And Line Drivers With 3-State Outputs 20-PDIP -40 to 85
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