h5tq4g43mmr Hynix Semiconductor, h5tq4g43mmr Datasheet - Page 55

• Manufacturer Part Number: h5tq4g43mmr
• Description: 4gb Ddr3 Sdram Ddp
• Manufacturer: Hynix Semiconductor

Rev. 0.1 /Aug 2008
Timing Parameters by Speed Bin (Continued)
Note: The following general notes from page 58 apply to Table : a
Exit Reset from CKE HIGH to
a valid command
Self Refresh Timings
Exit Self Refresh to
commands not requiring a
locked DLL
Exit Self Refresh to
commands requiring a
locked DLL
Minimum CKE low width for
Self Refresh entry to exit
timing
Valid Clock Requirement
after Self Refresh Entry
(SRE) or Power-Down Entry
(PDE)
Valid Clock Requirement
before Self Refresh Exit
(SRX) or Power-Down Exit
(PDX) or Reset Exit
Power Down Timings
Exit Power Down with DLL
on to any valid command;
Exit Precharge Power Down
with DLL frozen to
commands not requiring a
locked DLL
Exit Precharge Power Down
with DLL frozen to
commands requiring a
locked DLL
CKE minimum pulse width
Command pass disable
delay
Power Down Entry to Exit
Timing
Timing of ACT command to
Power Down entry
Timing of PRE or PREA
command to Power Down
entry
Parameter
tACTPDEN
tPRPDEN
tCKESR
tCKSRE
tCKSRX
tCPDED
Symbol
tXSDLL
tXPDLL
tXPR
tCKE
tXS
tXP
tPD
(min) + 1 nCK
(3nCK, 7.5ns)
(min) + 10ns)
(min) + 10ns)
(5nCK, tRFC
(5nCK, tRFC
(5 nCK, 10
(5 nCK, 10
5.625ns)
(10nCK,
(3nCK,
tDLLK
24ns)
tCKE
tCKE
(min)
(min)
max
max
max
max
max
max
max
Min
ns)
ns)
1
1
1
DDR3-1066
9 * tREFI
Max
-
-
-
-
-
-
-
-
-
-
-
-
(3nCK, 6ns)
(5 nCK, 10
(5 nCK, 10
(min) + 1
5.625ns)
(10nCK,
(min) +
(min) +
(5nCK,
(5nCK,
(3nCK,
tDLLK
10ns)
10ns)
24ns)
tRFC
tRFC
tCKE
tCKE
(min)
(min)
nCK
max
max
max
max
max
max
max
Min
ns)
ns)
1
1
1
DDR3-1333
9 * tREFI
Max
H5TQ4G43MMR-xxC
H5TQ4G83MMR-xxC
-
-
-
-
-
-
-
-
-
-
-
-
Units
nCK
nCK
nCK
nCK
Notes
15
2
55