CPM Electrical Characteristics
TCK
J92
J93
J94
Output
Signals
Output
Signals
J95
J96
Output
Signals
Figure 39. Boundary Scan (JTAG) Timing Diagram
13 CPM Electrical Characteristics
This section provides the AC and DC electrical specifications for the communications processor module (CPM) of
the MPC875/870.
13.1 Port C Interrupt AC Electrical Specifications
Table 17 provides the timings for port C interrupts.
Table 17. Port C Interrupt Timing
33.34 MHz
Num
Characteristic
Unit
Min
Max
35
36
Port C interrupt pulse width low (edge-triggered mode)
Port C interrupt minimum time between active edges
55
55
—
—
ns
ns
Figure 40 shows the port C interrupt detection timing.
36
Port C
(Input)
35
Figure 40. Port C Interrupt Detection Timing
MPC875/MPC870 Hardware Specifications, Rev. 3.0
46
PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
Freescale Semiconductor
FREESCALE [ Freescale ]
