k4x56163pi Samsung Semiconductor, Inc., k4x56163pi Datasheet - Page 13

• Manufacturer Part Number: k4x56163pi
• Description: 16mx16 Mobile Ddr Sdram
• Manufacturer: Samsung Semiconductor, Inc.

K4X56163PI - L(F)E/G
14. AC Timming Parameters & Specifications
Clock cycle time
Row cycle time
Row active time
RAS to CAS delay
Row precharge time
Row active to Row active delay
Write recovery time
Last data in to Active delay
Last data in to Read command
Col. address to Col. address delay
Clock high level width
Clock low level width
DQ Output data access time
from CK/CK
DQS Output data access time
from CK/CK
Data strobe edge to ouput data edge
Read Preamble
Read Postamble
CK to valid DQS-in
DQS-in setup time
DQS-in hold time
DQS-in high level width
DQS-in low level width
DQS falling edge to CK setup time
DQS falling edge hold time from CK
DQS-in cycle time
Address and Control Input setup time
Address and Control Input hold time
Address & Control input pulse width
DQ & DM setup time to DQS
DQ & DM hold time to DQS
DQ & DM input pulse width
DQ & DQS low-impedence time from CK/CK
DQ & DQS high-impedence time from CK/CK
DQS write postamble time
DQS write preamble time
Refresh interval time
Mode register set cycle time
Power down exit time
Parameter
CL=2
CL=3
CL=2
CL=3
CL=2
CL=3
CL=2
CL=3
tWPRES
tWPREH
tDQSCK
Symbol
tDQSQ
tDQSH
tWPST
tWPRE
tCDLR
tRPRE
tDQSS
tDQSL
tPDEX
tRPST
tDIPW
tMRD
tRAS
tRCD
tRRD
tCCD
tDSS
tDSH
tDSC
tDAL
tREF
tIPW
tWR
tRC
tCH
tDH
tCK
tRP
tCL
tAC
tDS
tHZ
tLZ
tIH
tIS
2tCK+tRP
12.0
0.45
0.45
0.75
0.25
0.25
Min
0.5
0.9
0.4
0.4
0.4
0.2
0.2
0.9
1.1
1.1
2.2
0.6
0.6
1.2
1.0
0.4
60
42
18
18
12
12
6
1
1
2
2
2
2
0
2
1
- 16 -
DDR333
70,000
Max
0.55
0.55
1.25
5.5
5.5
0.5
1.1
1.1
0.6
0.6
0.6
1.1
5.5
0.6
64
8
8
2tCK+tRP
12.0
67.5
22.5
22.5
0.45
0.45
0.75
0.25
0.25
Min
7.5
0.5
0.9
0.4
0.4
0.4
0.2
0.2
0.9
1.3
1.3
2.6
0.8
0.8
1.8
1.0
0.4
45
15
15
1
1
2
2
2
2
0
2
1
DDR266
Mobile DDR SDRAM
70,000
Max
0.55
0.55
1.25
0.6
1.1
1.1
0.6
0.6
0.6
1.1
6.0
0.6
64
8
6
8
6
Unit
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
tCK
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
-
October 2007
Note
5,6
5,6
2
3
4
1
1
1