MT47H256M4BT-5E:A TR Micron Technology Inc, MT47H256M4BT-5E:A TR Datasheet - Page 36

• Manufacturer Part Number: MT47H256M4BT-5E:A TR
• Description: IC DDR2 SDRAM 1GBIT 5NS 92FBGA
• Manufacturer: Micron Technology Inc

Specifications of MT47H256M4BT-5E:A TR

• Format - Memory: RAM
• Memory Type: DDR2 SDRAM
• Memory Size: 1G (256M x 4)
• Speed: 5ns
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 92-FBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 557-1206-1

Table 11: AC Operating Specifications and Conditions (Continued)
Not all speed grades listed may be supported for this device; refer to the title page for speeds supported; Notes: 1–5 apply to the entire table;
V
DDQ
Exit SELF REFRESH
to nonREAD
command
Exit SELF REFRESH
to READ command
Exit SELF REFRESH
timing reference
Exit active
power-
down to
READ
command
Exit precharge
power-down and
active power-down
to any
nonREAD
command
CKE MIN HIGH/
LOW time
= +1.8V ±0.1V, V
Parameter
AC Characteristics
MR12
MR12
= 0
= 1
DD
Symbol
t
= +1.8V ±0.1V
t
t
XARD
t
XSNR
XSRD
t
ISXR
t
CKE
XP
10 - AL
Min
3
3
-187E
Max
–
–
–
8 - AL
Min
2
2
-25E
Max
–
–
–
8 - AL
Min
2
2
-25
MIN limit =
Max
–
–
–
MAX limit = n/a
MAX limit = n/a
MAX limit = n/a
MIN limit = 200
MIN limit =
7 - AL
MAX = n/a
Min
MIN = 3
2
2
t
-3E
RFC (MIN) + 10
Max
–
–
–
t
IS
7 - AL
Min
2
2
-3
Max
–
–
–
6 - AL
Min
2
2
-37E
Max
–
–
–
6 - AL
Min
2
2
-5E
Max
–
–
–
Units Notes
t
t
t
t
t
ns
CK
ps
CK
CK
CK
CK
33, 43
18, 44
18
18
18
18