參數(shù)資料
型號(hào): 74LVT241PWDH
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 通用總線功能
英文描述: 3.3V Octal buffer/line driver 3-State
中文描述: LVT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝: PLASTIC, TSSOP1-20
文件頁(yè)數(shù): 5/10頁(yè)
文件大?。?/td> 90K
代理商: 74LVT241PWDH
Philips Semiconductors
Product specification
74LVT241
3.3V Octal buffer/line driver (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
T
amb
= –40
°
C to +85
°
C
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
2.8
2.8
3.8
3.8
4.0
4.0
ns
t
PZH
t
PZL
Output enable time
to High and Low level
1OE to 1Y
n
2
1
1
3.2
3.1
4.4
4.3
5.0
4.9
ns
t
PHZ
t
PLZ
Output disable time
from High and Low level
1OE to 1Y
n
2
2
1.6
3.6
2.9
5.2
4.2
5.4
4.3
ns
t
PZH
t
PZL
Output enable time
to High and Low level
2OE to 2Y
n
2
1
1
3.8
3.8
5.1
5.0
5.6
5.4
ns
t
PHZ
t
PLZ
Output disable time
from High and Low level
2OE to 2Y
n
2
1
1
3.1
2.8
4.5
4.0
5.0
4.3
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 3.0V
INPUT
1.5V
OUTPUT
t
PLH
t
PHL
SA00028
1.5V
1.5V
1.5V
3 V
0 V
V
OH
V
OL
Waveform 1. Input (An) to Output (Yn) Propagation Delays
OE INPUT
V
M
V
M
t
PZH
t
PHZ
Yn OUTPUT
V
OH
V
OH
– 0.3V
V
M
V
M
Yn OUTPUT
V
OL
t
PZL
t
PLZ
3.5V
0V
V
OL
+ 0.3V
SA00041
OE INPUT
Waveform 2. 3–State Output Enable and Disable Times
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