参数资料
型号: MPC8379E-RDB
厂商: Freescale Semiconductor
文件页数: 46/117页
文件大小: 0K
描述: BOARD REFERENCE FOR MPC837
标准包装: 1
系列: PowerQUICC II™ PRO
类型: MPU
适用于相关产品: MPC8379
所含物品:
MPC8379E PowerQUICC II Pro Processor Hardware Specifications, Rev. 8
34
Freescale Semiconductor
These two figures provide the AC test load and signals for the USB, respectively.
Figure 17. USB AC Test Load
Figure 18. USB Interface Timing Diagram
10 Local Bus
This section describes the DC and AC electrical specifications for the local bus interface of the chip.
10.1
Local Bus DC Electrical Characteristics
This tables provide the DC electrical characteristics for the local bus interface.
Table 36. Local Bus DC Electrical Characteristics (LBVDD =3.3 V)
At recommended operating conditions with LBVDD = 3.3 V.
Parameter
Conditions
Symbol
Min
Max
Unit
Supply voltage 3.3 V
LBVDD
3.135
3.465
V
Output high voltage
IOH = –4.0 mA
LBVDD = Min
VOH
2.40
V
Output low voltage
IOL = 4.0 mA
LBVDD = Min
VOL
—0.50
V
Input high voltage
VIH
2.0
LBVDD + 0.3
V
Input low voltage
VIL
–0.3
0.90
V
Input high current
VIN
1 = LBV
DD
IIH
—30
μA
Input low current
VIN
1 = GND
IIL
–30
μA
Output
Z0 = 50 Ω
OVDD/2
RL = 50 Ω
Output Signals
tUSKHOV
USBDR_CLK
Input Signals
tUSIXKH
tUSIVKH
tUSKHOX
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