AS4C32M16MS-7BCN / AS4C32M16MS-6BIN
AS4C16M32MS-7BCN / AS4C16M32MS-6BIN
Extended Mode Register Table
BA1 BA0 An~ A10 A9
Address Bus (Ax)
Mode Register
A8 A7 A6 A5 A4 A3 A2 A1 A0
all have to be set to "0"
1*)
DS
0*)
TCSR**
PASR
Drive Strength
A6
0
A5
0
Drive Strength
Full
1/2
1/4
3/4
0
1
Partial-Array Self Refresh:
1
0
banks to be self-refreshed
A1 A0
A2
0
1
1
0
0
1
1
0
0
0
1
0
1
0
1
all banks
1/2 array (BA1=0)
1/4 array (BA1=0, BA0=0)
Reserved
0
0
0
1
Reserved
1
1/8 array (BA1=BA0=0,
RA11=0)
1
1
1
1
0
1
1/16 array (BA1=BA0=0,
RA11=RA10=0)
Reserved
* *On-die temperature sensor is used in place of TCSR. Setting these bits will have no effect.
*)BA1 and BA0 must be 1, 0 to select the Extended Mode Register (Vs. the Mode Register)
The extended Mode Register can be set during the initialization sequence. Once the device is operational, the
extended Mode Register set can be issued anytime when the part is idle.
Extended grade does not guarantee self-refresh function.
Confidential
- 9/48 -
Rev.1.0 June 2016
ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
