參數(shù)資料
型號: 935269725112
廠商: NXP SEMICONDUCTORS
元件分類: 總線收發(fā)器
英文描述: ALVC/VCX/A SERIES, OCTAL 1-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝: 4.40 MM, PLASTIC, MO-153, SOT-360-1, TSSOP-20
文件頁數(shù): 14/16頁
文件大?。?/td> 84K
代理商: 935269725112
2001 Oct 30
7
Philips Semiconductors
Preliminary specication
Octal buffer/line driver; 3-state
74ALVC244
AC CHARACTERISTICS
Note
1. All typical values are measured at Tamb =25 °C.
AC WAVEFORMS
SYMBOL
PARAMETER
TEST CONDITIONS
Tamb (°C)
UNIT
WAVEFORMS
VCC (V)
40 to +85
MIN.
TYP.(1)
MAX.
tPHL/tPLH
propagation delay
input nAn to output nYn
see Figs 5 and 7
1.65 to 1.95
1.0
4.4
ns
2.3 to 2.7
1.0
3.1
ns
2.7
1.0
3.1
ns
3.0 to 3.6
1.0
2.8
ns
tPZH/tPZL
3-state output enable time
input nOE to output nYn
see Figs 6 and 7
1.65 to 1.95
1.0
6.9
ns
2.3 to 2.7
1.0
5.4
ns
2.7
1.0
5.3
ns
3.0 to 3.6
1.0
4.5
ns
tPHZ/tPLZ
3-state output disable time
input nOE to output nYn
see Figs 6 and 7
1.65 to 1.95
1.0
5.9
ns
2.3 to 2.7
1.0
4.1
ns
2.7
1.0
4.4
ns
3.0 to 3.6
1.0
4.2
ns
handbook, halfpage
MNA171
nAn INPUT
nYn OUTPUT
tPLH
tPHL
GND
VI
VM
VOH
VOL
Fig.5 Input nAn to output nYn propagation delay times.
VCC
VM
INPUT
VI
tr =tf
1.65 to 1.95 V
0.5
× VCC VCC
≤ 2.0 ns
2.3 to 2.7 V
0.5
× VCC VCC
≤ 2.0 ns
2.7 V
1.5 V
2.7 V
≤ 2.5 ns
3.0 to 3.6 V
1.5 V
2.7 V
≤ 2.5 ns
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935269725118 ALVC/VCX/A SERIES, OCTAL 1-BIT DRIVER, TRUE OUTPUT, PDSO20
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