參數(shù)資料
型號(hào): MC74VHCTXXXAM
廠商: Motorola, Inc.
英文描述: Octal Bus Buffer
中文描述: 八路總線緩沖器
文件頁(yè)數(shù): 3/6頁(yè)
文件大?。?/td> 159K
代理商: MC74VHCTXXXAM
MC74VHCT541A
VHC Data – Advanced CMOS Logic
DL203 — Rev 1
3
MOTOROLA
b l
di i
U i
mA
tPZH
9.4
5.5
7.9
1.0
1.0
13.5
9.0
ns
tPLZ,
Output Disable Time,
RL = 1k
8.8
12.3
1.0
14.0
0.5V
11.9
tOSHL
(Note NO TAG)
10
4
CPD
Power Dissipation Capacitance (Note NO TAG)
Typical @ 25
°
C, VCC = 5.0V
19
pF
1. Parameter guaranteed by design. tOSLH = |tPLHm – tPLHn|, tOSHL = |tPHLm – tPHLn|.
2. CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load.
Average operating current can be obtained by the equation: ICC(OPR
)
= CPD VCC fin + ICC/8 (per bit). CPD is used to determine the no–load
dynamic power consumption; PD = CPD VCC2 fin + ICC VCC.
NOISE CHARACTERISTICS
(Input tr = tf = 3.0ns, CL = 50pF, VCC = 5.0V)
Symbol
b l
Parameter
TA = 25
°
C
Typ
U i
Unit
Max
VOLP
VOLV
VIHD
VILD
Quiet Output Maximum Dynamic VOL
Quiet Output Minimum Dynamic VOL
Minimum High Level Dynamic Input Voltage
1.2
1.6
V
–1.2
–1.6
V
2.0
V
Maximum Low Level Dynamic Input Voltage
0.8
V
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