MPC8270 datasheet(106/1386 Pages) FREESCALE

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Overview

MPC8280 PowerQUICC II Family Reference Manual, Rev. 1

1-12

Freescale Semiconductor

Table 1-3 shows serial performance for the MPC8270, which does not support ATM (155-Mbps).

FCCs can also be used to run slower HDLC or 10 BaseT, for example. The CP’s RISC architecture has the

advantage of using common hardware resources for all FCCs.

1.7

Application Examples

The MPC8280 can be configured to meet many system application needs, as described in the following

sections and shown in Figure 1-3 through Figure 1-11.

NOTE: Differences among MPC8280 PowerQUICC II Family Devices

Refer to Figure 1-1 and Section 1.1, “Features,” to determine possible

differences in features between a given device and the following

descriptions.

1.7.1

Communication Systems

The following sections describe the following examples of communication systems:

•

Section 1.7.1.1, “Remote Access Server”

•

Section 1.7.1.2, “Regional Office Router”

•

Section 1.7.1.3, “LAN-to-WAN Bridge Router”

•

Section 1.7.1.4, “Cellular Base Station”

•

Section 1.7.1.5, “Telecommunications Switch Controller”

•

Section 1.7.1.6, “SONET Transmission Controller”

Table 1-3. MPC8270 Serial Performance

FCC 1

FCC 2

FCC 3

MCC

CPM Clock

(MHz)

60x Bus

Clock (MHz)

100 BaseT

133

100 BaseT

128 * 64 Kbps channels

133

100 BaseT

45-Mbps

128 * 64 Kbps channels

133

45-Mbps HDLC

45-Mbps

128 * 64 Kbps channels

133

45-Mbps HDLC

45-Mbps

100 BaseT

128 * 64 Kbps channels

133

100 BaseT

45-Mbps

100 BaseT

8 * 576 Kbps channels

133

100 BaseT

128 * 64 Kbps channels

133

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