参数资料
型号: MPC9352AC
厂商: IDT, Integrated Device Technology Inc
文件页数: 4/16页
文件大小: 0K
描述: IC CLK GEN ZD 1:11 32-LQFP
标准包装: 250
类型: PLL 时钟发生器
PLL: 带旁路
输入: LVCMOS
输出: LVCMOS
电路数: 1
比率 - 输入:输出: 1:11
差分 - 输入:输出: 无/无
频率 - 最大: 200MHz
除法器/乘法器: 是/是
电源电压: 2.375 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-LQFP
供应商设备封装: 32-TQFP(7x7)
包装: 托盘
MPC9352 REVISION 8 JANUARY 31, 2013
12
2013 Integrated Device Technology, Inc.
MPC9353 Data Sheet
3.3V/2.5V 1:11 LVCMOS ZERO DELAY CLOCK GENERATOR
Figure 11. Single versus Dual Waveforms
Since this step is well above, the threshold region, it will
not cause any false clock triggering; however, designers may
be uncomfortable with unwanted reflections on the line. To
better match the impedances when driving multiple lines the
situation in Figure 12 should be used. In this case, the series
terminating resistors are reduced such that when the parallel
combination is added to the output buffer impedance, the line
impedance is perfectly matched.
Figure 12. Optimized Dual Line Termination
Figure 13. CCLK MPC9352 AC Test Reference for VCC = 3.3 V and VCC = 2.5 V
Time (ns)
Volta
ge
(V
)
3.0
2.5
2.0
1.5
1.0
0.5
0
2
4
6
8
10
12
14
OutB
tD = 3.9386
OutA
tD = 3.8956
In
14
MPC9352
Output
Buffer
RS = 22
ZO = 50
RS = 22
ZO = 50
14
+ 22 || 22 = 50 || 50
25
= 25
Pulse
Generator
Z = 50
RT = 50
ZO = 50
RT = 50
ZO = 50
MPC9352 DUT
VTT
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