参数资料
型号: MSM82C59A-2
厂商: OKI SEMICONDUCTOR CO., LTD.
英文描述: Programmable Universal Timers(可编程中断控制器,单片8中断控制,可级联成64中断控制)
中文描述: 可编程通用定时器(可编程中断控制器,单片8中断控制,可级联成64中断控制)
文件页数: 5/28页
文件大小: 187K
代理商: MSM82C59A-2
5/28
Semiconductor
MSM82C59A-2RS/GS/JS
AC CHARACTERISTICS
AC Test Circuits
Test Point
C1*
R2
Output from
Device under Test
V1
R1
* Includes Stray and Jig Capacitance
R1
1
2
1.7 V 523
W
Open
4.5 V 1.8k
W
1.8k
W
Test Condition
R2
V1
100 pF
30 pF
C1
Test Condition Definition Table
V
IH
+0.4 V
Input
Output
V
OH
V
IL
–0.4 V
1.5V
1.5 V
V
OL
A. C. Testing: All input signals must switch between
V
IL
–0.4 V and V
IH
+0.4 V.
T
R
and T
F
must be less than of equal to 15 ns.
A.C. Testing Input, Output Waveform
Min.
10
5
160
0
0
Max.
Address Setup Time (to
RD
)
Address Hold Time (after
RD
)
RD
/
INTA
Pulse Width
Address Setup Time (to
WR
)
Address Hold Time (after
WR
)
t
AHRL
t
RHAX
t
RLRH
t
AHWL
t
WHAX
ns
ns
ns
ns
Parameter
Unit
Symbol
TEST Conditions
WR
Pulse Width
Data Setup Time (to
WR
)
Data Hold Time (after
WR
)
IR Input Width(Low)
CAS Input Setup Time (to
INTA
) (Slave)
t
WLWH
t
DVWH
t
WHDX
t
JLJH
t
CVIAL
190
160
0
100
40
ns
ns
ns
ns
ns
t
RHRL
160
ns
End of
RD
to Next
RD
End of
INTA
to Next
INTA
End of
WR
to Next
WR
End of Command to Next Command
Data Valid Following
RD
/
INTA
Data Floating Following
RD
/
INTA
INT Output Delay Time
CAS Valid Following 1 st.
INTA
(master)
EN
Active Following
RD
/
INTA
EN
Inactive Following
RD
/
INTA
Data Valid after Address
Data Valid after CAS
t
WHWL
t
CHCL
t
RLDV
t
RHDZ
t
JHIH
t
IALCV
t
RLEL
t
RHEH
t
AHDV
t
CVDV
190
400
10
120
85
300
360
100
150
200
200
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Ta = –40°C - +85°C, V
CC
= 5 V ± 10%
Read
INTA
timing
Write timing
INTA
sequence
Other timing
Delay times
1
2
1
1
1
1
1
1
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