参数资料
型号: 840002AGT
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: XO, clock
英文描述: 226.67 MHz, OTHER CLOCK GENERATOR, PDSO16
封装: 4.40 X 5 MM, 0.92 MM HEIGHT, MO-153, TSSOP-16
文件页数: 10/13页
文件大小: 808K
代理商: 840002AGT
Integrated
Circuit
Systems, Inc.
840002AG
www.icst.com/products/hiperclocks.html
REV. B FEBRUARY 17, 2006
6
ICS840002
FEMTOCLOCKSCRYSTAL-TO-
LVCMOS/LVTTL FREQUENCY SYNTHESIZER
SCOPE
Qx
LVCMOS
V
DD
V
DDA
V
DDO
GND
PARAMETER MEASUREMENT INFORMATION
t
PERIOD
t
PW
t
PERIOD
odc =
V
DDO
2
x 100%
t
PW
Q0, Q1
RMS PHASE JITTER
3.3V CORE/2.5V OUTPUT LOAD AC TEST CIRCUIT
3.3V CORE/3.3V OUTPUT LOAD AC TEST CIRCUIT
SCOPE
Qx
LVCMOS
V
DDA
1.65V±5%
-1.65V±5%
OUTPUT SKEW
Clock
Outputs
20%
80%
20%
tR
t F
V
DD,
V
DDO
GND
Phase Noise Mask
Offset Frequency
f
1
f
2
Phase Noise Plot
RMS Jitter = Area Under the Masked Phase Noise Plot
Noise
P
o
w
er
tsk(o)
V
DDO
2
V
DDO
2
Qx
Qy
OUTPUT RISE/FALL TIME
2.05V±5%
-1.25V±5%
OUTPUT DUTY CYCLE/PULSE WIDTH/PERIOD
1.25V±5%
= 1.65V±5%
= 2.05V±5%
ICS840002
FEMTOCLOCKS CRYSTAL-TO-LVCMOS/LVTTL FREQUENCY SYNTHESIZER
TSD
IDT / ICS FEMTOCLOCKS CRYSTAL-TO-LVCMOS/LVTTL FREQUENCY SYNTHESIZER
ICS840002
6
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