参数资料
型号: MPC8245TZU333D
厂商: Freescale Semiconductor
文件页数: 18/68页
文件大小: 0K
描述: IC MPU 32BIT 333MHZ 352-TBGA
标准包装: 24
系列: MPC82xx
处理器类型: 32-位 MPC82xx PowerQUICC II
速度: 333MHz
电压: 2V
安装类型: 表面贴装
封装/外壳: 352-LBGA
供应商设备封装: 352-TBGA(35x35)
包装: 托盘
MPC8245 Integrated Processor Hardware Specifications, Rev. 10
Freescale Semiconductor
25
Electrical and Thermal Characteristics
Figure 15 provides the PCI_HOLD_DEL effect on output valid and hold times.
Figure 15. PCI_HOLD_DEL Effect on Output Valid and Hold Times
4.6
I2C
This section describes the DC and AC electrical characteristics for the I2C interfaces of the MPC8245.
4.6.1
I2C DC Electrical Characteristics
Table 12 provides the DC electrical characteristics for the I2C interfaces.
Table 12. I2C DC Electrical Characteristics
At recommended operating conditions with OVDD of 3.3 V ± 5%.
Parameter
Symbol
Min
Max
Unit
Notes
Input high voltage level
VIH
0.7
× OVDD
OVDD +0.3
V
Input low voltage level
VIL
–0.3
0.3
× OVDD
V
Low-level output voltage
VOL
00.2
× OVDD
V1
PCI_SYNC_IN
PCI Inputs/Outputs
33 MHz PCI
12a2, 7.0 ns for 33 MHz PCI
PCI_HOLD_DEL = 10
12a0, 6.0 ns for 66 MHz PCI
PCI_HOLD_DEL = 00
13a2, 2.1 ns for 33-MHz PCI
PCI_HOLD_DEL = 10
13a0, 1 ns for 66-MHz PCI
PCI_HOLD_DEL = 00
Output Valid
Output Hold
Note: Diagram not to scale.
As PCI_HOLD_DEL
Values Decrease
PCI Inputs
and Outputs
PCI Inputs/Outputs
66 MHz PCI
PCI_HOLD_DEL = 00
As PCI_HOLD_DEL
Values Increase
OVDD/2
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