IS43DR16160A-25EBLI ISSI, Integrated Silicon Solution Inc, IS43DR16160A-25EBLI Datasheet - Page 18

• Manufacturer Part Number: IS43DR16160A-25EBLI
• Manufacturer: ISSI, Integrated Silicon Solution Inc

Specifications of IS43DR16160A-25EBLI

• Lead Free Status / Rohs Status: Compliant

IS43/46DR83200A, IS43/46DR16160A
Timing Parameters by Speed Grade (DDR2-400 and DDR2-533) cont'd
(For information related to the entries in this table, refer to both the Guidelines and the Specific Notes following this Table.)
18
Parameter
Active to active command period
CAS to CAS command delay
Write recovery time
Auto precharge write recovery + precharge
time
Internal write to read command delay
Internal read to precharge command delay tRTP
CKE minimum pulse width (HIGH and
LOW pulse width)
Exit self refresh to a non-read command
Exit self refresh to a read command
Exit precharge power down to any non-
read command
Exit active power down to read command tXARD
Exit active power down to read command
(slow exit, lower power)
ODT turn-on delay
ODT turn-on
ODT turn-on (Power-Down mode)
ODT turn-off delay
ODT turn-off
ODT turn-off (Power-Down mode)
ODT to power down entry latency
ODT power down exit latency
Mode register set command cycle time
MRS command to ODT update delay
OCD drive mode output delay
Minimum time clocks remains ON after
CKE asynchronously drops LOW
Symbol
tRRD
tCCD
tWR
tDAL
tWTR
tCKE
tXSNR
tXSRD
tXP
tXARDS
tAOND
tAON
tAONPD tAC(min)+2
tAOFD
tAOF
tAOFPD tAC(min)+2
tANPD
tAXPD
tMRD
tMOD
tOIT
tDelay
tIS+tCK+tIH
tRFC + 10
WR + tRP
tAC(min)
tAC(min) tAC(max) + 0.6 tAC(min)
6 - AL
Min.
200
7.5
7.5
2.5
15
10
2
3
2
2
2
3
8
2
0
0
DDR2-400
tAC(max)+1
tAC(max)+1
tAC(max)+1
2.5 x tCK +
2 x tCK +
Integrated Silicon Solution, Inc. — www.issi.com
Max.
2.5
12
12
–
–
–
–
–
–
–
–
–
–
–
–
2
–
–
–
–
tAC(min) + 2
tIS+tCK+tIH
tAC(min)+2
tRFC + 10
WR + tRP
tAC(min)
6 - AL
Min.
200
7.5
7.5
7.5
2.5
15
2
3
2
2
2
3
8
2
0
0
DDR2-533
tAC(max) + 0.6
tAC (max)+1
tAC(max)+1
tAC(max)+1
2.5 x tCK+
2 x tCK +
Max.
2.5
12
12
–
–
–
–
–
–
–
–
–
–
–
–
2
–
–
–
–
Units
tCK
tCK 14
tCK 27
tCK
tCK
tCK 1
tCK 1,2
tCK 16
tCK 17, 44
tCK
tCK
tCK
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
05/24/2011
Notes
4
24
3
16
17, 44
15
Rev. B