参数资料
型号: IBM25EMPPC740EBUF2000
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 200 MHz, RISC PROCESSOR, CBGA255
封装: 21 X 21 MM, 1.27 MM PITCH, CERAMIC, BGA-255
文件页数: 28/43页
文件大小: 431K
代理商: IBM25EMPPC740EBUF2000
Preliminary and subject to change without notice
PPC740 and PPC750 Hardware Specifications
34 of 43
Figure 18. Driver Impedance Measurement
Table 18 summarizes the impedance a board designer would design to for a typical
process. These values were derived by simulation at 65C. As the process improves, the
output impedance will be lower by several ohms than this typical value.
Table 18. Impedance Characteristics
Operating conditions are specied in Section Table 2., "Recommended Operating Conditions"
Process
60x
L2
Symbol
Unit
Typical
43
38
Z0
W
Data
OVdd
RN
SW2
SW1
Pad
RP
GND
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