FEDS82V16520A-01
OKI Semiconductor
MS82V16520A
Mode Set Address Keys
Operation Code
CAS Latency
A6 A5 A4 CL
Burst Type
Burst Length
A8 A7
TM
A3
BT
A2 A1 A0
BT = 0
BT = 1
Reserved
Reserved
4
0
0
1
1
0
1
0
1
Mode Setting
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
Reserved
Reserved
2
0
1
Sequential
Interleave
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
1
2
Vender
Use
Only
4
3
8
8
Write Burst Length
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Full Page
Reserved
Reserved
Reserved
Reserved
A9
0
Length
Burst
1
Single Bit
POWER ON SEQUENCE
1. With CKE = "H", DQM = "H" and the other inputs in NOP state, turn on the power supply and
start the system clock.
2. After the VCC voltage has reached the specified level, pause for 200 µs or more with the input
kept in NOP state.
3. Issue the precharge all bank command.
4. Apply an Auto-refresh 2 or more times.
5. Enter the mode register command.
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