Features ....................................................................................................................................................................................... 1
Typical Phase Jitter (70 fs RMS) and Phase Noise Data ............................................................................................................. 2
Ordering Information .................................................................................................................................................................... 3
LVPECL and FlexSwing Termination .................................................................................................................................. 19
LVDS, Supply Voltage: 1.8 V
±5%,
2.5 V ±10%, 3.3 V ±10%, 2.25 V to 3.63 V, 1.71 V to 3.63 V ...................................... 20
HCSL, Supply Voltage: 1.8 V
±5%,
2.5 V ±10%, 3.3 V ±10%, 2.25 V to 3.63 V, 1.71 V to 3.63 V ...................................... 20
Low-power HCSL, Supply Voltage: 1.8 V
±5%,
2.5 V ±10%, 3.3 V ±10%, 2.25 V to 3.63 V, 1.71 V to 3.63 V .................... 20
Dimensions and Patterns ― 2.0 x 1.6 mm x mm ....................................................................................................................... 21
Dimensions and Patterns ― 2.5 x 2.0 mm x mm ....................................................................................................................... 22
Dimensions and Patterns ― 3.2 x 2.5 mm x mm ....................................................................................................................... 23
Revision History ......................................................................................................................................................................... 24
Rev 0.54
Page 4 of 25
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SiT9501
Ultra-low Jitter Differential XO for Standard Networking Frequencies
Electrical Characteristics
ADVANCED
All Min and Max limits in the Electrical Characteristics tables are specified over operating temperature and rated operating
voltage with standard output termination shown in the termination diagrams. Typical values are at 25°C and nominal
supply voltage.
Table 3. Electrical Characteristics – Common to All Output Signaling Types
Parameter
Output Frequency Range
Symbol
f
Min.
Typ.
Max.
Unit
MHz
Condition
Refer to frequencies listed in
Error! Not a valid result for table.
s
ection.
Inclusive of initial tolerance, operating temperature, rated power
supply voltage, load variation of 15 pF
±
10%, and 10 years
aging at 25°C
Inclusive of initial tolerance, operating temperature, rated power
supply voltage, load variation of 15 pF
±
10%, and first year aging
at 25°C
Ambient temperature of 25°C
Extended commercial, ambient temperature
Industrial, ambient temperature
Ambient temperature
Extended industrial, ambient temperature
Voltage-supply order code “YY”
Voltage-supply order code “XX”
Voltage-supply order code “18”.
Contact SiTime
for 1.5 V
Voltage-supply order code “25”
Voltage-supply order code “33”
Pins 1 and 2 for OE and SE, respectively
Pins 1 and 2 for OE and SE, respectively
Pins 1 and 2 for OE and SE, respectively
See
Figure 6
and
Figure 8
Measured from the time Vdd reaches its rated minimum value
Measured from the time OE pin toggles to enable logic level to
the time clock pins reach 90% of swing. See
Figure 13
Measured from the time OE pin toggles to disable logic level to
the last clock edge. See
Figure 14
12 kHz to 20 MHz offset frequency integration bandwidth
引 言 MAX6636是一个多通道的精密温度监测器,它不仅能监测本地温度,并且外部最多能接6个二极管。每一通道都具有可编程过低温度报警,1、4、5和6通道还具有可编程过高温度报警。当某一通道测得的温度达到其预先设定的极限值时,状态寄存器的相应位就会被置位。MAX6636最显著的优点是采用了微型20引脚TSS OP 封装,能够监测 CPU 和其他4个位置的温度,主要应用于台式电脑、笔记...[详细]