參數(shù)資料
型號(hào): MC56F8155VFGE
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 數(shù)字信號(hào)處理
英文描述: 4-BIT, 120 MHz, OTHER DSP, PQFP128
封裝: ROHS COMPLIANT, PLASTIC, LQFP-128
文件頁數(shù): 48/172頁
文件大?。?/td> 844K
代理商: MC56F8155VFGE
Phase Locked Loop Timing
56F8355 Technical Data, Rev. 17
Freescale Semiconductor
141
Preliminary
Figure 10-4 External Clock Timing
10.6 Phase Locked Loop Timing
10.7 Crystal Oscillator Timing
Table 10-14 PLL Timing
Characteristic
Symbol
Min
Typ
Max
Unit
External reference crystal frequency for the PLL1
1. An externally supplied reference clock should be as free as possible from any phase jitter for the PLL to work
correctly. The PLL is optimized for 8MHz input crystal.
fosc
48
8.4
MHz
PLL output frequency2 (fOUT)
2. ZCLK may not exceed 60MHz. For additional information on ZCLK and (fOUT/2), please refer to the OCCS chapter in
the 56F8300 Peripheral User Manual.
fop
160
260
MHz
PLL stabilization time3 -40
° to +125°C
3. This is the minimum time required after the PLL set up is changed to ensure reliable operation.
tplls
—1
10
ms
Table 10-15 Crystal Oscillator Parameters
Characteristic
Symbol
Min
Typ
Max
Unit
Crystal Start-up time
TCS
45
10
ms
Resonator Start-up time
TRS
0.1
0.18
1
ms
Crystal ESR
RESR
——
120
ohms
Crystal Peak-to-Peak Jitter
TD
70
250
ps
Crystal Min-Max Period Variation
TPV
0.12
1.5
ns
Resonator Peak-to-Peak Jitter
TRJ
——
300
ps
Resonator Min-Max Period Variation
TRP
——
300
ps
External
Clock
VIH
VIL
Note: The midpoint is VIL + (VIH – VIL)/2.
90%
50%
10%
90%
50%
10%
tPW
tfall
trise
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC56F8156 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:16-bit Digital Signal Controllers
MC56F8156VFV 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Freescale Semiconductor 功能描述:
MC56F8156VFVE 功能描述:數(shù)字信號(hào)處理器和控制器 - DSP, DSC 16 BIT HYBRID CONTROLLER RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時(shí)鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時(shí)器數(shù)量:3 設(shè)備每秒兆指令數(shù):50 MIPs 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-44 安裝風(fēng)格:SMD/SMT
MC56F8157 制造商:未知廠家 制造商全稱:未知廠家 功能描述:16-BIT HYBRID CONTROLLERS
MC56F8157VPY 制造商:Rochester Electronics LLC 功能描述:- Bulk