參數(shù)資料
型號(hào): MPC8540PXALDB
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 667 MHz, MICROPROCESSOR, PBGA783
封裝: 29 X 29 MM, 3.75 MM HEIGHT, 1 MM PITCH, FLIP CHIP, PLASTIC, BGA-783
文件頁數(shù): 57/104頁
文件大?。?/td> 2133K
代理商: MPC8540PXALDB
MPC8540 Integrated Processor Hardware Specifications, Rev. 3.1
56
Freescale Semiconductor
RapidIO
13 RapidIO
This section describes the DC and AC electrical specifications for the RapidIO interface of the MPC8540.
13.1 RapidIO DC Electrical Characteristics
RapidIO driver and receiver DC electrical characteristics are provided in Table 44 and Table 45, respectively.
Table 44. RapidIO 8/16 LP-LVDS Driver DC Electrical Characteristics
At recommended operating conditions with OVDD of 3.3 V ± 5%.
Characteristic
Symbol
Min
Max
Unit
Notes
Differential output high voltage
VOHD
247
454
mV
1, 2
Differential output low voltage
VOLD
–454
–247
mV
1, 2
Differential offset voltage
VOSD
50
mV
1,3
Output high common mode voltage
VOHCM
1.125
1.375
V
1, 4
Output low common mode voltage
VOLCM
1.125
1.375
V
1, 5
Common mode offset voltage
VOSCM
50
mV
1, 6
Differential termination
RTERM
90
220
W
Short circuit current (either output)
|ISS|
24
mA
7
Bridged short circuit current
|ISB|
12
mA
8
Notes:
1.Bridged 100-
load.
2.See Figure 35(a).
3.Differential offset voltage = |VOHD+VOLD|. See Figure 35(b).
4.VOHCM = (VOA + VOB)/2 when measuring VOHD.
5.VOLCM = (VOA + VOB)/2 when measuring VOLD.
6.Common mode offset
VOSCM = |VOHCM – VOLCM|. See Figure 35(c).
7.Outputs shorted to VDD or GND.
8.Outputs shorted together.
Table 45. RapidIO 8/16 LP-LVDS Receiver DC Electrical Characteristics
Characteristic
Symbol
Min
Max
Unit
Notes
Voltage at either input
VI
0
2.4
V
Differential input high voltage
VIHD
100
600
mV
1
Differential input low voltage
VILD
–600
–100
mV
1
Common mode input range (referenced to receiver
ground)
VICM
0.050
2.350
V
2
Input differential resistance
RIN
90
110
W
Notes:
1.Over the common mode range.
2.Limited by VI. See Figure 42.
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