參數(shù)資料
型號(hào): MPC94551D
廠商: MOTOROLA INC
元件分類: 時(shí)鐘及定時(shí)
英文描述: LOW SKEW CLOCK DRIVER, 4 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO8
封裝: SOIC-8
文件頁數(shù): 3/8頁
文件大?。?/td> 148K
代理商: MPC94551D
MPC94551
MOTOROLA
Low Voltage 1:4 CMOS Clock Buffer
3
Table 4. DC Characteristics (VDD = 3.3V±5%; Ambient Temperature = -40°C to 85°C)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Operating Voltage
VDD
3.15
3.45
V
Input High Voltagea, ICLK
a.
Nominal switching threshold is VDD/2.
VIH
VDD/2 + 0.7
3.8
V
Input Low Voltagea, ICLK
VIL
VDD/2 - 0.7
V
Input High Voltage, OE
VIH
2VDD
V
Input Low Voltage, OE
VIL
0.8
V
Output High Voltage
VOH
IOH = -25 mA
2.4
V
Ouput Low Voltage
VOL
IOL = 25 mA
0.4
V
Output High Voltage (CMOS Level)
VOH
IOH = -12 mA
VDD - 0.4
V
Operating Supply Current
IDD
No load, 135 MHz
18
mA
Nominal Output Impedance
ZO
20
Internal Pull-up Resistor
RPU
ICLK
30
k
Input Capacitance
CIN
OE pin
5pF
CIN
ICLK
TBD
pF
Short Circuit Current
IOS
±50
mA
Table 5. AC Characteristics (VDD = 3.3V±5%; Ambient Temperature = -40°C to 85°C)
Parameter
Symbol
Condition
Min
Typ
Max
Unit
Input Frequency
0160
MHz
Output Frequencya
a.
Measured with an external series resistor of 33
positioned close to each output pin
15pF load
160
MHz
Output Clock Rise Time
tOR
0.8 V to 2.0 V
1.5
ns
Output Clock Fall Time
tOF
2.0 V to 0.8 V
1.5
ns
Propagation Delayb
b.
Measured with rail to rail input clock
135 MHz
248
ns
Output to Output Skewc
c.
Measured between any 2 outputs with equal loading
Rising edges at VDD/2
250
ps
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