参数资料
型号: ICS894D115BGI-01T
厂商: IDT, Integrated Device Technology Inc
文件页数: 16/16页
文件大小: 0K
描述: IC CLK/DATA RECOVERY 20-TSSOP
标准包装: 2,500
系列: HiPerClockS™
类型: 时钟和数据恢复(CDR),多路复用器
PLL:
主要目的: STM-1,STM-4
输入: LVPECL
输出: LVPECL
电路数: 1
比率 - 输入:输出: 1:2
差分 - 输入:输出: 是/是
频率 - 最大: 622.08MHz
电源电压: 3.135 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 带卷 (TR)
其它名称: 894D115BGI-01T
ICS894D115I-01
OC-12/STM-4 AND OC-3/STM-1 CLOCK/DATA RECOVERY DEVICE
IDT / ICS CLOCK/DATA RECOVERY DEVICE
9
ICS894D115BGI-01 REV. C OCTOBER 15, 2008
Parameter Measurement Information, continued
Output Rise/Fall Time
Application Information
Power Supply Filtering Technique
As in any high speed analog circuitry, the power supply pins are
vulnerable to random noise. To achieve optimum jitter perform-
ance, power supply isolation is required. The ICS894D115I-01
provides separate power supplies to isolate any high switching
noise from the outputs to the internal PLL. VCC and VCCA should
be individually connected to the power supply plane through vias,
and 0.01F bypass capacitors should be used for each pin. Figure
2 illustrates how a 10
resistor along with a 10F and a 0.01F
bypass capacitor should be connected to each VCCA pin.
Figure 2. Power Supply Filtering
Recommendations for Unused Input and Output Pins
Inputs:
LVCMOS Control Pins
All control pins have internal pull-ups or pull-downs; additional
resistance is not required but can be added for additional
protection. A 1k
resistor can be used.
Outputs:
LVPECL Outputs
All unused LVPECL outputs can be left floating. We recommend
that there is no trace attached. Both sides of the differential output
pair should either be left floating or terminated.
20%
80%
20%
tR
t F
VSWING
nCLK_OUT,
CLK_OUT,
nDATA_OUT
DATA_OUT
VCC
VCCA
3.3V
10
10F
.01F
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