参数资料
型号: IDT79RC32T336-150BCG
厂商: IDT, Integrated Device Technology Inc
文件页数: 28/44页
文件大小: 0K
描述: IC MPU 32BIT CORE 150MHZ 256-BGA
标准包装: 90
系列: Interprise™
处理器类型: MIPS32 32-位
速度: 150MHz
电压: 2.5V
安装类型: 表面贴装
封装/外壳: 256-LBGA
供应商设备封装: 256-CABGA(17x17)
包装: 托盘
其它名称: 79RC32T336-150BCG
34 of 44
October 4, 2005
RC32336
Because the optimum values for the filter components depend upon the application and the system noise environment, these values should be
considered as starting points for further experimentation within your specific application.
Figure 24 PLL Filter Circuit for Noisy Environments
R
Recommended Operating
ecommended Operating
ecommended Operating S
SS
Supply Voltage
upply Voltage
upply Voltagessss
Recommended Operating Temperatures
Capacitive Load Deration
Refer to the RC32336 IBIS Model which can be found at the IDT web site (www.idt.com).
Power-on RampUp
The 2.5V VccCore and VccPLL supplies can be fully powered without the 3.3V VccI/O supply. However, the VccI/O supply cannot exceed the
VccCore and VccPLL supplies by more than 1 volt during power up. A sustained large power difference could potentially damage the part. Inputs
should not be driven until the part is fully powered. Specifically, the input high voltages should not be applied until the VccI/O supply is powered.
There is no special requirement for how fast VccI/O ramps up to 3.3V. However, all timing references are based on a stable VccI/O.
Symbol
Parameter
Minimum
Typical
Maximum
Unit
Vss
Common ground
0
V
VssPLL
PLL ground
VccI/O
I/O supply
3.135
3.3
3.465
VccCore
Internal logic supply
2.375
2.5
2.625
VccPLL
PLL supply
Table 14 RC32336 Operating Supply Voltages
Grade
Temperature
Commercial
0
°C+ 70°C Ambient
Industrial
-40
°C+ 85°C Ambient
Table 15 RC32336 Operating Temperature
10
F
0.1
F
100 pF
Vcc
Vss
VccPLL
VssPLL
10 ohm1
1.This resistor may be required in noisy circuit environments.
RC32336
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