参数资料
型号: MPC8548EVTAVHB
厂商: Freescale Semiconductor
文件页数: 109/151页
文件大小: 0K
描述: MPU POWERQUICC III 783-PBGA
产品培训模块: MPC8548 PowerQUICC III Processors
标准包装: 1
系列: MPC85xx
处理器类型: 32-位 MPC85xx PowerQUICC III
速度: 1.5GHz
电压: 1.1V
安装类型: 表面贴装
封装/外壳: 783-BBGA,FCBGA
供应商设备封装: 783-FCPBGA(29x29)
包装: 托盘
MPC8548E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 9
60
Freescale Semiconductor
PCI/PCI-X
15 PCI/PCI-X
This section describes the DC and AC electrical specifications for the PCI/PCI-X bus of the device.
Note that the maximum PCI-X frequency in synchronous mode is 110 MHz.
15.1
PCI/PCI-X DC Electrical Characteristics
This table provides the DC electrical characteristics for the PCI/PCI-X interface.
15.2
PCI/PCI-X AC Electrical Specifications
This section describes the general AC timing parameters of the PCI/PCI-X bus. Note that the clock
reference CLK is represented by SYSCLK when the PCI controller is configured for synchronous mode
and by PCIn_CLK when it is configured for asynchronous mode.
Table 50. GPIN DC Electrical Characteristics (2.5 V DC)
Parameter
Symbol
Min
Max
Unit
Supply voltage 2.5 V
BVDD
2.37
2.63
V
High-level input voltage
VIH
1.70
BVDD +0.3
V
Low-level input voltage
VIL
–0.3
0.7
V
Input current
(BVIN
1 = 0 V or BV
IN = BVDD)
IIH
—10
A
Note:
1. The symbol BVIN, in this case, represents the BVIN symbol referenced in Table 1.
Table 51. PCI/PCI-X DC Electrical Characteristics1
Parameter
Symbol
Min
Max
Unit
Notes
High-level input voltage
VIH
2OVDD + 0.3
V
Low-level input voltage
VIL
–0.3
0.8
V
Input current (VIN = 0 V or VIN = VDD)IIN
—±5
A2
High-level output voltage (OVDD = min, IOH = –2 mA)
VOH
2.4
V
Low-level output voltage (OVDD = min, IOL = 2 mA)
VOL
—0.4
V
Notes:
1. Ranges listed do not meet the full range of the DC specifications of the PCI 2.2 Local Bus Specifications.
2. The symbol VIN, in this case, represents the OVIN symbol referenced in Table 1 and Table 2.
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