HD151TS201AT Datasheet, PDF (7/29 Pages) Renesas Technology Corp – Mother Board Clock Generator for Intel P4 Chipset Banias and Dothan processor / ODEM and MONTARA-GM chip set

HD151TS201AT
Table4 Clock Power Management Truth Table
Byte0/bit6
Byte1/bit6
PWRDWN#
CPUSTOP#
0
0
1
1
0
0
1
0
0
0
0
1
0
0
0
0
0
1
1
1
0
1
1
0
0
1
0
1
0
1
0
0
1
0
1
1
1
0
1
0
1
0
0
1
1
0
0
0
1
1
1
1
1
1
1
0
1
1
0
1
1
1
0
0
Note: CPUT&C State are controlled by Byte1 (bit3,4,5)
*CPU
Stoppable
Run
Iref*6
Iref*2
Iref*2
Run
Hi-Z
Hi-Z
Hi-Z
Run
Iref*6
Hi-Z
Hi-Z
Run
Hi-Z
Hi-Z
Hi-Z
*CPU Free
Running
Run
Run
Iref*2
Iref*2
Run
Run
Iref*2
Iref*2
Run
Run
Hi-Z
Hi-Z
Run
Run
Hi-Z
Hi-Z
Table5 PCISTOP# I²C control Truth Table
PCISTOP# (pin34)
0
0
1
1
Byte0/bit3
Write bit
0
1
0
1
Byte0/bit3
Read bit (Internal status)
0
0
0
1
Table6 S2 pin Three Level Input
Logic Level
0 (Low)
Mid
1 (High)
Min Voltage

1.0 V
2.0 V
Max Voltage
0.8 V
1.8 V

Rev.1.00, Oct.21.2003, page 7 of 28