參數(shù)資料
型號: DSP56855BUE
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: 16-bit Digital Signal Controllers
中文描述: 16位數(shù)字信號控制器
文件頁數(shù): 21/52頁
文件大?。?/td> 618K
代理商: DSP56855BUE
Supply Voltage Sequencing and Separation Cautions
56855 Technical Data, Rev. 6
Freescale Semiconductor
21
Figure 4-1 Maximum Run I
DDTOTAL
vs. Frequency (see Notes
1.
and
5.
in
Table 4-4
)
4.3 Supply Voltage Sequencing and Separation Cautions
Figure 4-2
shows two situations to avoid in sequencing the V
DD
and V
DDIO,
V
DDA
supplies.
5.
6.
7.
for as long as the internal 2.5V is below 1.8V no matter how long the ramp up rate is. The internally regulated voltage is typically
100 mV less than V
DD
during ramp up until 2.5V is reached, at which time it self-regulates.
Running core and performing external memory access. Clock at 120 MHz.
When V
DD
drops below V
EI
max value, an interrupt is generated.
Power-on reset occurs whenever the digital supply drops below 1.8V. While power is ramping up, this signal remains active
0
30
60
120
150
20
40
60
80
100
120
I
90
EMI Mode
5
MAC Mode
1
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參數(shù)描述
DSP56855E 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:16-bit Digital Signal Controllers
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DSP56857BU120 功能描述:數(shù)字信號處理器和控制器 - DSP, DSC 120Mhz/120MIPS RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時器數(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