MPC8533EVTARJ Freescale Semiconductor, MPC8533EVTARJ Datasheet - Page 59

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MPC8533EVTARJ

Manufacturer Part Number
MPC8533EVTARJ
Description
MPU POWERQUICC 783-PBGA
Manufacturer
Freescale Semiconductor
Datasheets

Specifications of MPC8533EVTARJ

Processor Type
MPC85xx PowerQUICC III 32-Bit
Speed
1.067GHz
Voltage
1V
Mounting Type
Surface Mount
Package / Case
783-FCPBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-

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Using this waveform, the definitions are as follows. To simplify illustration, the following definitions
assume that the SerDes transmitter and receiver operate in a fully symmetrical differential signaling
environment.
Freescale Semiconductor
1. Single-Ended Swing
2. Differential Output Voltage, V
3. Differential Input Voltage, V
4. Differential Peak Voltage, V
5. Differential Peak-to-Peak, V
6. Differential Waveform
7. Common Mode Voltage, V
the two complimentary output voltages: V
or negative.
The Differential Output Voltage (or Swing) of the transmitter, V
SDn_RX each have a peak-to-peak swing of A - B Volts. This is also referred as each signal wire’s
Single-Ended Swing.
two complimentary input voltages: V
negative.
each range from A – B to –(A – B) Volts, the peak-to-peak value of the differential transmitter
output signal or the differential receiver input signal is defined as Differential Peak-to-Peak
Voltage, V
amplitude, or twice of the differential peak. For example, the output differential peak-peak voltage
can also be calculated as V
of a balanced interchange circuit and ground. In this example, for SerDes output, V
V
voltages within a differential pair. In a system, the common mode voltage may often differ from
one component’s output to the other’s input. Sometimes, it may be even different between the
receiver input and driver output circuits within the same component. It is also referred as the DC
offset in some occasions.
The transmitter output signals and the receiver input signals SDn_TX, SDn_TX, SDn_RX and
The Differential Input Voltage (or Swing) of the receiver, V
The peak value of the differential transmitter output signal or the differential receiver input signal
Since the differential output signal of the transmitter and the differential input signal of the receiver
The differential waveform is constructed by subtracting the inverting signal (SDn_TX, for
The Common Mode Voltage is equal to one half of the sum of the voltages between each conductor
is defined as Differential Peak Voltage, V
example) from the non-inverting signal (SDn_TX, for example) within a differential pair. There is
only one signal trace curve in a differential waveform. The voltage represented in the differential
waveform is not referenced to ground. Refer to
SDn_TX
MPC8533E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 5
+ V
DIFFp-p
SDn_TX
= 2*V
= (A + B) / 2, which is the arithmetic mean of the two complimentary output
DIFFp
TX-DIFFp-p
cm
DIFFp
= 2 * |(A – B)| Volts, which is twice of differential swing in
DIFFp-p
ID
OD
(or Differential Input Swing):
(or Differential Output Swing):
SDn_RX
= 2*|V
SDn_TX
DIFFp
OD
– V
Figure 40
= |A – B| Volts.
|.
SDn_RX.
– V
SDn_TX.
The V
as an example for differential waveform.
ID
The V
, is defined as the difference of the
ID
OD
value can be either positive or
, is defined as the difference of
OD
High-Speed Serial Interfaces (HSSI)
value can be either positive
cm_out
=
59

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