參數(shù)資料
型號(hào): AM79C203
廠商: Electronic Theatre Controls, Inc.
英文描述: Advanced Subscriber Line Interface Circuit (ASLIC) Device
中文描述: 高級(jí)用戶(hù)線(xiàn)接口電路(ASLIC)設(shè)備
文件頁(yè)數(shù): 31/48頁(yè)
文件大?。?/td> 501K
代理商: AM79C203
ASLIC/ASLAC Products
31
SWITCHING CHARACTERISTICS
Microprocessor Interface
Min. and Max. values are valid for all digital outputs with a 100 pF load, except DI/O, DXA, and DXB, which are valid
with 150 pF loads.
Table 7. Microprocessor Interface
No.
Symbol
Parameter
Min
Typ
Max
Units
Note
1
t
DCY
Data clock period
244
ns
2
t
DCH
Data clock High pulse width
97
ns
1
3
t
DCL
Data clock Low pulse width
97
ns
1
4
t
DCR
Rise time of clock
25
ns
5
t
DCF
Fall time of clock
25
ns
6
t
ICSS
Chip select setup time, Input mode
70
t
DCY
10
ns
7
t
ICSH
Chip select hold time, Input mode
0
t
DCH
20
ns
8
t
ICSL
Chip select pulse width, Input mode
8t
DCY
ns
9
t
ICSO
Chip select off time, Input mode
5
μs
1, 7
10
t
IDS
Input data setup time
30
ns
6
11
t
IDH
Input data hold time
30
ns
12
t
OLH
SLIC output latch valid
0
1.2
1.9
μs
13
t
OCSS
Chip select setup time, Output mode
70
t
DCY
10
ns
14
t
OCSH
Chip select hold time, Output mode
0
t
DCH
20
ns
15
t
OCSL
Chip select pulse width, Output mode
8t
DCY
ns
16
t
OCSO
Chip select off time, Output mode
5
μs
1, 7
17
t
ODD
Output data turn on delay
50
ns
18
t
ODH
Output data hold time
3
ns
19
t
ODOF
Output data turn off delay
50
ns
20
t
ODC
Output data valid
0
50
ns
21
t
RST
Reset pulse width
50
μs
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