msm82c55a-2rs Oki Semiconductor, msm82c55a-2rs Datasheet - Page 23

• Manufacturer Part Number: msm82c55a-2rs
• Description: Cmos Programmable Peripheral Interface
• Manufacturer: Oki Semiconductor

¡ Semiconductor
Address Hold Time for WR Rising
WR Pulse Width
Data Setup Time for WR Rising
Data Hold Time for WR Rising
Defined Data Output Time
From WR Rising
Port Data Hold Time for RD Rising
ACK Pulse Width
STB Pulse Width
Port Data Hold Time for STB Falling
ACK Falling to Defined Data Output
WR Falling to OBF Falling Delay Time
ACK Falling to OBF Rising Delay Time
STB Falling to IBF Rising Delay Time
RD Rising to IBF Falling Delay Time
RD Falling to INTR Falling Delay Time
STB Rising to INTR Rising Delay Time
ACK Rising to INTR Rising Delay Time
WR Falling to INTR Falling Delay Time
As shown above, the MSM82C55A-2 satisfies the characteristics of the MSM82C55A-5.
Parameter
Symbol
t
t
t
t
t
t
t
t
t
WOB
t
t
t
t
t
t
t
t
t
AOB
WW
WIT
DW
WD
WB
RIB
WA
SIB
RIT
SIT
AIT
HR
AK
PH
AD
ST
1000 ns minimum
MSM82C55A-5
350 ns maximum
300 ns maximum
650 ns maximum
350 ns maximum
300 ns maximum
300 ns maximum
400 ns maximum
300 ns maximum
350 ns maximum
300 ns minimum
300 ns minimum
300 ns minimum
180 ns minimum
850 ns minimum
30 ns minimum
40 ns minimum
20 ns minimum
MSM82C55A-2RS/GS/VJS
200 ns maximum
150 ns maximum
150 ns maximum
150 ns maximum
150 ns maximum
150 ns maximum
200 ns maximum
150 ns maximum
150 ns maximum
250 ns maximum
MSM82C55A-2
150 ns minimum
100 ns minimum
100 ns minimum
20 ns minimum
50 ns minimum
30 ns minimum
10 ns minimum
50 ns minimum
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