Ata6827 [preliminary, Serial interface – timing – Rainbow Electronics ATA6827 User Manual
Page 11
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4912C–AUTO–10/06
ATA6827 [Preliminary]
9.
Serial Interface – Timing
No.
Parameters
Test Conditions
Pin
Timing Chart No.
(1)
Symbol
Min.
Typ.
Max.
Unit
Type*
8.1
DO enable after CS
falling edge
C
DO
= 100 pF
7
1
t
ENDO
200
ns
D
8.2
DO disable after CS
rising edge
C
DO
= 100 pF
7
2
t
DISDO
200
ns
D
8.3
DO fall time
C
DO
= 100 pF
7
-
t
DOf
100
ns
D
8.4
DO rise time
C
DO
= 100 pF
7
-
t
DOr
100
ns
D
8.5
DO valid time
C
DO
= 100 pF
7
10
t
DOVal
200
ns
D
8.6
CS setup time
3
4
t
CSSethl
225
ns
D
8.7
CS setup time
3
8
t
CSSetlh
225
ns
D
8.8
CS high time
3
9
t
CSh
500
ns
D
8.9
CLK high time
5
5
t
CLKh
225
ns
D
8.10
CLK low time
5
6
t
CLKl
225
ns
D
8.11
CLK period time
5
-
t
CLKp
500
ns
D
8.12
CLK setup time
5
7
t
CLKSethl
225
ns
D
8.13
CLK setup time
5
3
t
CLKSetlh
225
ns
D
8.14
DI setup time
4
11
t
DIset
40
ns
D
8.15
DI hold time
4
12
t
DIHold
40
ns
D
*) Type means: A =100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Note:
1. Serial Interface Timing with Chart Numbers