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參數(shù)資料
| 型號： | MPC941FAR2 |
| 廠商： | FREESCALE SEMICONDUCTOR INC |
| 元件分類： | 時鐘及定時 |
| 英文描述： | 941 SERIES, LOW SKEW CLOCK DRIVER, 27 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP48 |
| 封裝： | 7 X 7 MM, LQFP-48 |
| 文件頁數(shù)： | 9/9頁 |
| 文件大?。?/td> | 326K |
| 代理商： | MPC941FAR2 |
6
MPC941
MOTOROLA ADVANCED CLOCK DRIVERS DEVICE DATA
547
Figure 12. LVCMOS_CLK MPC941 AC test reference for Vcc = 3.3V and Vcc = 2.5V
Figure 13. PECL_CLK MPC941 AC test reference for Vcc = 3.3V and Vcc = 2.5V
Pulse
Generator
Z = 50W
RT = 50
ZO = 50
RT = 50
ZO = 50
DUT MPC941
VTT
Differential
Pulse Generator
Z = 50W
RT = 50
ZO = 50
RT = 50
ZO = 50
DUT MPC941
VTT
Figure 14. LVPECL Propagation delay (tPD)
test reference
Figure 15. LVCMOS Propagation delay (tPD)
test reference
Figure 16. Output Duty Cycle (DC)
Figure 17. Output–to–output Skew tSK(O)
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
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
VOH
VCCB2
GND
tSK(O)
VCC
VCCB2
GND
tP
T0
DC = tP/T0 x 100%
VCC
VCCB2
GND
VCC
VCCB2
GND
tPD
LVCMOS_CLK
Q
VCC
VCCB2
GND
tPD
PECL_CLK
Q
PECL_CLK
VCMR
VPP
tF
tR
VCC=3.3V
VCC=2.5V
2.0
1.7V
0.8
0.7V
Figure 18. Output Transition Time Test Reference
tF
tR
VCC=3.3V
VCC=2.5V
2.4
1.8V
0.55
0.6V
Figure 19. Input Transition Time Test Reference
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MPC942C | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:LOW VOLTAGE 1:18 CLOCK DISTRIBUTION CHIP |
| MPC942CAC | 功能描述:時鐘驅(qū)動器及分配 FSL 1-27 LVCMOS Fanout Buffer RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel |
| MPC942CACR2 | 功能描述:時鐘驅(qū)動器及分配 FSL 1-27 LVCMOS Fanout Buffer RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel |
| MPC942CFA | 功能描述:時鐘驅(qū)動器及分配 FSL 1-27 LVCMOS Fanout Buffer RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel |
| MPC942CFAR2 | 制造商:Integrated Device Technology Inc 功能描述:Clock Fanout Buffer 18-OUT 32-Pin TQFP T/R |
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