MT41J256M4JP-15E:G Micron Technology Inc, MT41J256M4JP-15E:G Datasheet - Page 90

• Manufacturer Part Number: MT41J256M4JP-15E:G
• Description: IC DDR3 SDRAM 1GBIT 78FBGA
• Manufacturer: Micron Technology Inc
• Series: -r

Specifications of MT41J256M4JP-15E:G

• Format - Memory: RAM
• Memory Type: DDR3 SDRAM
• Memory Size: 1G (256M x 4)
• Speed: 667MHz
• Interface: Parallel
• Voltage - Supply: 1.425 V ~ 1.575 V
• Operating Temperature: 0°C ~ 95°C
• Package / Case: 78-TFBGA
• Lead Free Status / RoHS Status: Supplier Unconfirmed

Table 55: Electrical Characteristics and AC Operating Conditions for Speed Extensions (Continued)
Notes 1–8 apply to the entire table
Parameter
Power-down entry period: ODT either
synchronous or asynchronous
Power-down exit period: ODT either
synchronous or asynchronous
ACTIVATE command to power-down entry
PRECHARGE/PRECHARGE ALL command to
power-down entry
REFRESH command to power-down entry
MRS command to power-down entry
READ/READ with auto precharge command to power-down entry
WRITE command to power-down entry BL8 (OTF, MRS) BC4OTF
WRITE with auto
precharge command to power-down
entry
DLL on, any valid command, or DLL off to
commands not requiring locked DLL
Precharge power-down with DLL off to
commands requiring a locked DLL
R
R
R
R
Asynchronous R
(power-down with DLL off)
TT
TT
TT
TT
synchronous turn-on delay
synchronous turn-off delay
turn-on from ODTL on reference
turn-off from ODTL off reference
TT
turn-on delay
BC4MRS
BL8 (OTF, MRS) BC4OTF
BC4MRS
Power-Down Entry Minimum Timing
Power-Down Exit Timing
ODT Timing
t
t
t
t
t
WRAPDEN
WRAPDEN
MRSPDEN
t
t
ACTPDEN
t
ODTL off
t
ODTL on
Symbol
REFPDEN
WRPDEN
WRPDEN
t
RDPDEN
PRPDEN
t
AONPD
XPDLL
t
t
PDE
PDX
AON
AOF
t
XP
MIN = greater of 3CK or 6ns;
Greater of
REFRESH command to CKE
MIN = greater of 10CK or
MIN = WL + 4 +
MIN = WL + 2 +
MIN = WL + 4 + WR + 1
MIN = WL + 2 + WR + 1
MIN = 2; MAX = 8.5
–195
Min
MIN =
0.3
MIN = RL + 4 + 1
24ns; MAX = n/a
t
CWL + AL - 2CK
CWL + AL - 2CK
ANPD +
DDR3-1866
MAX = n/a
LOW time
MIN = 2
MIN = 2
MIN = 2
(AVG)
(AVG)
t
t
MOD (MIN)
ANPD or
t
XPDLL
t
t
WR/
WR/
Max
195
0.7
t
RFC -
t
t
CK
CK
Units
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
ps
ns
Notes
23, 38
39, 40
37
28
38
40
38