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参数资料
| 型号： | MPC9446FAR2 |
| 厂商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分类： | 时钟及定时 |
| 英文描述： | 9446 SERIES, LOW SKEW CLOCK DRIVER, 10 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32 |
| 封装： | 7 X 7 MM, PLASTIC, LQFP-32 |
| 文件页数： | 7/7页 |
| 文件大小： | 298K |
| 代理商： | MPC9446FAR2 |
6
MPC9446
MOTOROLA ADVANCED CLOCK DRIVERS DEVICE DATA
573
Figure 6. CCLK0,1 MPC9446 AC test reference for Vcc = 3.3V and Vcc = 2.5V
Pulse
Generator
Z = 50W
RT = 50
ZO = 50
RT = 50
ZO = 50
MPC9446 DUT
VTT
Figure 7. Output Transition Time Test
Reference
Figure 8. Propagation delay (tPD) test reference
Figure 9. Output–to–output Skew tSK(LH, HL)
Figure 10. Output Pulse Skew (tSK(P)) test reference
tF
tR
VCC=3.3V
VCC=2.5V
2.4
1.8V
0.55
0.6V
VCC
VCCB2
GND
VCC
VCCB2
GND
t(LH)
CCLK
QX
t(HL)
The pin-to-pin skew is defined as the worst case difference in
propagation delay between any two similar delay paths within
a single device
VCC
VCCB2
GND
VCC
VCCB2
GND
tSK(LH)
tSK(HL)
VCC
VCCB2
GND
VCC
VCCB2
GND
t(LH)
CCLK
QX
t(HL)
tSK(P) = | tPLH - tPHL |
Figure 11. Output Duty Cycle (DC)
Figure 12. Cycle–to–cycle Jitter
The time from the PLL controlled edge to the non controlled
edge, divided by the time between PLL controlled edges,
expressed as a percentage
VCC
VCCB2
GND
tP
T0
DC = tP/T0 x 100%
The variation in cycle time of a signal between adjacent cycles,
over a random sample of adjacent cycle pairs
TN
TJIT(CC) = |TN-TN+1|
TN+1
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For More Information On This Product,
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MPC9447 | 制造商:IDT 制造商全称:Integrated Device Technology 功能描述:3.3V/2.5V 1:9 LVCMOS Clock Fanout Buffer |
| MPC9447AC | 功能描述:时钟缓冲器 2.5 3.3V 250MHz Clock Generator RoHS:否 制造商:Texas Instruments 输出端数量:5 最大输入频率:40 MHz 传播延迟（最大值）: 电源电压-最大:3.45 V 电源电压-最小:2.375 V 最大功率耗散: 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LLP-24 封装:Reel |
| MPC9447ACR2 | 功能描述:时钟缓冲器 FSL 1-9 LVCMOS Fanout Buffer RoHS:否 制造商:Texas Instruments 输出端数量:5 最大输入频率:40 MHz 传播延迟（最大值）: 电源电压-最大:3.45 V 电源电压-最小:2.375 V 最大功率耗散: 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LLP-24 封装:Reel |
| MPC9447D | 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:3.3V/2.5V 1:9 LVCMOS Clock Fanout Buffer |
| MPC9447FA | 功能描述:时钟缓冲器 2.5 3.3V 275MHz Clock Generator RoHS:否 制造商:Texas Instruments 输出端数量:5 最大输入频率:40 MHz 传播延迟（最大值）: 电源电压-最大:3.45 V 电源电压-最小:2.375 V 最大功率耗散: 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LLP-24 封装:Reel |
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