
MOTOROLA
Illustrations
xvii
ILLUSTRATIONS
Figure
Number
Title
Page
Number
5-20
5-21
5-22
5-23
5-24
5-25
5-26
5-27
5-28
5-29
6-1
6-2
6-3
6-3a
6-4
6-5
6-6
6-7
6-8
6-9
6-10
6-11
6-12
6-13
6-14
6-15
6-16
6-17
L2 Cache Line Cast-Out Timing with No ARTRY..............................................5-35
L2 Cache Hit Timing Following PCI Read Snoop ..............................................5-36
Modified L2 Cache Line Push Timing Following PCI Write Snoop...................5-37
L2 Cache Line Invalidate Timing Following PCI Write-with-Invalidate Snoop.5-38
L2 Cache Burst Read Timing with CF_DOE = 0 ................................................5-39
L2 Cache Burst Read Timing with CF_DOE = 1 ................................................5-40
L2 Cache Burst Read Line Update Timing with CF_WDATA = 0.....................5-40
L2 Cache Burst Read Line Update Timing with CF_WDATA = 1.....................5-41
L2 Cache Burst Write Timing with CF_WDATA = 0 or 1 .................................5-41
Typical External L2 Cache Configuration...........................................................5-42
Flow-Through Buffer.............................................................................................6-3
Transparent Latch-Type Buffer..............................................................................6-4
16952-Type Registered Buffer...............................................................................6-5
16601-Type Registered Buffer...............................................................................6-6
16-Mbyte DRAM System with Parity....................................................................6-8
DRAM/EDO Address Multiplexing—64-Bit Data Bus Mode............................6-10
DRAM Single-Beat Read Timing—No ECC ......................................................6-15
DRAM Burst Read Timing—No ECC.................................................................6-16
EDO Burst Read Timing—No ECC ....................................................................6-17
DRAM Single-Beat Write Timing—No ECC .....................................................6-18
DRAM/EDO Burst Write Timing—No ECC, CPX = 1 ......................................6-19
DRAM Burst Read with ECC..............................................................................6-24
EDO Burst Read Timing with ECC.....................................................................6-25
DRAM Single-Beat Write Timing with RMW or ECC Enabled.........................6-25
DRAM/EDO Bank Staggered CBR Refresh Timing...........................................6-27
DRAM/EDO Self-Refresh Timing in Sleep and Suspend Modes .......................6-29
Suspend Mode—Real Time Clock Refresh.........................................................6-29
Processor Burst Reads from Memory—60-ns DRAM with
Flow-Through Buffers.....................................................................................6-30
6-17 (Continued). Processor Burst Reads from Memory—60-ns DRAM with Flow-Through
Buffers.............................................................................................................6-31
6-18
Processor Burst Write to Memory—60-ns DRAM with Flow-Through Buffers 6-32
6-19
PCI Reads from Memory—Speculative Reads Enabled—60-ns DRAM with
Flow-Through Buffers.....................................................................................6-34
6-19 (Continued). PCI Reads from Memory—Speculative Reads Enabled—
60-ns DRAM with Flow-Through Buffers......................................................6-35
6-20
PCI Reads from Memory—Speculative Reads Disabled—60-ns DRAM with
Flow-Through Buffers.....................................................................................6-36
6-20 (Continued). PCI Reads from Memory—Speculative Reads Disabled—
60-ns DRAM with Flow-Through Buffers......................................................6-37
6-21
PCI Writes to Memory—60-ns DRAM with Flow-Through Buffers..................6-38
6-21 6-21 (Continued). PCI Writes to Memory—60-ns DRAM with Flow-Through ............6-39
6-22
128-Mbyte SDRAM System with Parity .............................................................6-41