AM79213 Legerity, AM79213 Datasheet - Page 31

• Manufacturer Part Number: AM79213
• Description: (AM79C203/031 / AM79213) PCM CODEC
• Manufacturer: Legerity

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.
No.
10
11
12
13
14
15
16
17
18
19
20
21
1
2
3
4
5
6
7
8
9
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Symbol
DCY
DCH
DCL
DCR
DCF
ICSS
ICSH
ICSL
ICSO
IDS
IDH
OLH
OCSS
OCSH
OCSL
OCSO
ODD
ODH
ODOF
ODC
RST
Data clock period
Data clock High pulse width
Data clock Low pulse width
Rise time of clock
Fall time of clock
Chip select setup time, Input mode
Chip select hold time, Input mode
Chip select pulse width, Input mode
Chip select off time, Input mode
Input data setup time
Input data hold time
SLIC output latch valid
Chip select setup time, Output mode
Chip select hold time, Output mode
Chip select pulse width, Output mode
Chip select off time, Output mode
Output data turn on delay
Output data hold time
Output data turn off delay
Output data valid
Reset pulse width
Parameter
Table 7. Microprocessor Interface
ASLIC/ASLAC Products
Min
244
97
97
70
30
30
70
50
0
5
0
0
5
3
0
8t
8t
Typ
1.2
DCY
DCY
t
t
t
t
DCY
DCH
DCY
DCH
Max
1.9
25
25
50
50
50
– 10
– 10
– 20
– 20
Units
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
µs
ns
ns
ns
µs
ns
ns
ns
ns
µs
Note
1, 7
1, 7
1
1
6
31