參數(shù)資料
型號: EMK21H2H-12.672MTR
廠商: ECLIPTEK CORP
元件分類: XO, clock
英文描述: CRYSTAL OSCILLATOR, CLOCK, 12.672 MHz, LVCMOS OUTPUT
封裝: ROHS COMPLIANT, SMD, 4 PIN
文件頁數(shù): 3/6頁
文件大小: 197K
代理商: EMK21H2H-12.672MTR
EMK21H2H-12.672M TR
OUTPUT DISABLE
(HIGH IMPEDANCE
STATE)
OUTPUT WAVEFORM & TIMING DIAGRAM
VOH
VOL
80% of Waveform
50% of Waveform
20% of Waveform
Fall
Time
Rise
Time
TW
T
Duty Cycle (%) = TW/T x 100
VIH
VIL
tPLZ
tPZL
CLOCK
OUTPUT
TRI-ST
A
TE
INPUT
Supply
Voltage
(VDD)
Test Circuit for CMOS Output
Output
Tri-State or
Power Down
Ground
+
_
Power
Supply
0.01F
(Note 1)
0.1F
(Note 1)
CL
(Note 3)
Note 1: An external 0.1F low frequency tantalum bypass capacitor in parallel with a 0.01F high frequency
ceramic bypass capacitor close to the package ground and VDD pin is required.
Note 2: A low capacitance (<12pF), 10X attenuation factor, high impedance (>10Mohms), and high bandwidth
(>300MHz) passive probe is recommended.
Note 3: Capacitance value CL includes sum of all probe and fixture capacitance.
Voltage
Meter
Current
Meter
Oscilloscope
Frequency
Counter
Probe
(Note 2)
www.ecliptek.com | Specification Subject to Change Without Notice | Rev J 8/14/2010 | Page 3 of 6
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