参数资料
型号: IDT88P8344BHGI
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 微控制器/微处理器
英文描述: SPI EXCHANGE 4 x SPI-3 TO SPI-4 Issue 1.0
中文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PBGA820
封装: GREEN, PLASTIC, BGA-820
文件页数: 86/98页
文件大小: 601K
代理商: IDT88P8344BHGI
86
IDT88P8344 SPI EXCHANGE 4 x SPI-3 TO SPI-4
INDUSTRIAL TEMPERATURE RANGE
APRIL 10, 2006
Figure 38. Mcroprocessor parallel port Motorola write timing diagram
6370 drw08
Valid Address
DSB + CSB
R/WB
Valid Data
t
Recovery
ADD[5:0]
Write DBUS[7:0]
t
RWH
t
DW
t
WC
t
RWV
t
AH
t
AV
t
DV
t
DHW
Write cycle specification Motorola non-multiplexed (MPM=0)
Symbol
T
t
WC
t
DW
t
RWV
t
RWH
t
AV
t
AH
t
DV
t
DHW
tRecovery Recovery time fromwrite cycle
Parameter
Internal main clock period (MCLK)
Write cycle time
Valid DSB width
Delay fromDSB to valid write signal
R/WB to DSB hold time
Delay fromDSB to Valid Address
Address to DSB hold time
Delay fromDSB to valid write data
Write data to DSB hold time
MIN
80
2.5T+17
2.5T+12
MAX
100
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
T/2-4
2.5T+12
T/2-4
2.5T+12
T/2-4
2.5T+12
5
TABLE 139 – MICROPROCESSOR PARALLEL PORT MOTOROLA WRITE TIMING
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