ADP315PC87570 National Semiconductor, ADP315PC87570 Datasheet - Page 142

• Manufacturer Part Number: ADP315PC87570
• Description: Keyboard and Power Management Controller
• Manufacturer: National Semiconductor

t
Symbol Figure
t
t
SCLhigho
t
t
t
t
t
t
SCLhighi
SCLlowo
t
CSTOso
CSTRho
CSTRso
t
t
t
SCLlowi
t
CSTRhi
CSTRsi
t
t
t
t
t
t
t
t
t
t
DHCso
t
DLCso
SDAho
DHCsi
SDAro
DLCsi
SDAhi
SDAsi
SCLfo
SCLro
SDAfo
SDAri
SCLfi
SCLri
SDAfi
BUFo
19-21 SCL hold time
19-21 SCL setup time
19-21 Data high setup time Before SCL RE
19-20 Data low setup time
19-19 SDA signal fall time
19-19 SDA signal rise time
19-22 SCL low time
19-22 SCL high time
19-19 SDA signal fall time
19-19 SDA signal rise time
19-22 SDA hold time
19-22 SDA setup time
19-22 SCL high time
19-22 SCL low time
19-20 Bus free time
19-20 SCL setup time
19-21 SCL hold time
19-21 SCL setup time
19-21 Data high setup time Before SCL RE
19-20 Data low setup time
19-19 SDA signal fall time
19-19 SDA signal rise time
19-19 SDA signal fall time
19-19 SDA signal rise time
19-22 SDA hold time
between Stop and
Start condition
Description
After Start condition
Before Start
condition
Before SCL RE
After SCL FE
After SCL RE
After SCL FE
Before SCL RE
After SCL RE
After SCL FE
Before Stop
condition
After Start condition
Before Start
condition
Before SCL RE
After SCL FE
ACCESS.bus Output Signals
Conditions
Reference
Device Specifications
142
K
K
t
t
t
t
t
t
8
8
7
16
16
SCLhigho
SCLhigho
SCLhigho
SCLhigho
SCLhigho
SCLhigho
2
2
2
- t
- t
1 s
1 s
t
*
t
*
t
*
*
*
SCLfo
Min
SCLri
SCLri
*
*
*
t
t
*
*
SDAro
t
t
t
SDAfo
V
0
CLK
CLK
CLK
CLK
CLK
t
t
t
CLK
CLK
t
t
CLK
CC
CLK
CLK
5
5
6
6
6
6
6
6
-
-
-
= 5 V 10%
-
-
300 ns
300 ns
300 ns
300 ns
Max
1 s
1 s
1 s
1 s
1 s
1 s
1 s
1 s
1 s
1 s
7
7
K
K
t
t
t
t
t
t
8
8
7
16
16
SCLhigho
SCLhigho
SCLhigho
SCLhigho
SCLhigho
SCLhigho
2
2
2
- t
- t
1 s
1 s
t
V
*
t
*
t
*
*
*
SCLfo
Min
SCLri
SCLri
*
*
*
CC
*
*
t
t
SDAro
SDAfo
t
t
t
0
CLK
CLK
CLK
t
t
t
CLK
CLK
CLK
CLK
t
t
CLK
CLK
CLK
5
5
= 3.3 V
6
6
6
6
6
6
-
-
-
-
-
www.national.com
300 ns
300 ns
300 ns
300 ns
1 s
1 s
1 s
1 s
1 s
1 s
1 s
1 s
1 s
1 s
Max
10%
7
7