AS2522BF austriamicrosystems AG, AS2522BF Datasheet - Page 8
AS2522BF
Manufacturer Part Number
AS2522BF
Description
Telephone Line Interface and Speakerphone Circuit
Manufacturer
austriamicrosystems AG
Datasheet
1.AS2522BF.pdf
(19 pages)
- Current page: 8 of 19
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Data Sheet AS2522B
Timing
The data format for writing to a register has the following form:
Note:
Revision 3.4
CLK Pulse width HIGH
CLK Pulse width LOW
xCS to first falling CLK-
edge setup time
CLK to DOUT delay
DIN to CLK setup time
DIN to CLK hold time
DOUT
CLK
CLK
xCS
xCS
DIN
DO
DI
The pins xCS,CLK,DI have internal pull-up resistors.
Parameter
t
1
A3
D7
t
2
A2
t
t
5
3
Symbol
D6
t6
t5
t1
t2
t3
t4
t
4
t
6
A1
D5
100ns
100ns
50ns
50ns
50ns
MIN
A0
D4
50ns
TYP
D3
D3
MAX
D2
D2
D1
D1
D0
D0
Page 8 of 19
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