The Ram Array - Motorola MPC823e Reference Manual

Memory Controller

15.5.4 The RAM Array

The RAM array size for each UPM is 64 locations deep and 32 bits wide as illustrated in
Figure 15-27. The selected bank is one of eight banks that matches the current address.
The signal generation shown at the bottom part of the figure are outputs of the UPM and not
direct signal outputs of the MPC823e.
GCLK1
GCLK2
CSx
SELECTED BANK
CS SIGNAL
SELECTOR
CSx
Figure 15-27. RAM Array and Signal Generation
15-48
32 BITS WIDE
RAM ARRAY
SIGNALS TIMING GENERATOR
GPL0 GPL1 GPL2 GPL3 GPL4 GPL5
MPC823e REFERENCE MANUAL
64
RAM
WORDS
DEEP
BSx
TSIZx, PS, A[30:31]
BS SIGNAL
SELECTOR
BSx
MOTOROLA