MT47H256M4BT-37E:A Micron Technology Inc, MT47H256M4BT-37E:A Datasheet - Page 29
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MT47H256M4BT-37E:A
Manufacturer Part Number
MT47H256M4BT-37E:A
Description
IC DDR2 SDRAM 1GBIT 92FBGA
Manufacturer
Micron Technology Inc
Datasheet
1.MT47H256M4HQ-5EE_TR.pdf
(131 pages)
Specifications of MT47H256M4BT-37E:A
Format - Memory
RAM
Memory Type
DDR2 SDRAM
Memory Size
1G (256M x 4)
Speed
3.75ns
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MT47H256M4BT-37E:A
Manufacturer:
MICRON
Quantity:
12 388
Company:
Part Number:
MT47H256M4BT-37E:A
Manufacturer:
Micron Technology Inc
Quantity:
10 000
Table 10: DDR2 I
Notes: 1–7 apply to the entire table
PDF: 09005aef821ae8bf
1GbDDR2.pdf – Rev. T 02/10 EN
Parameter/Condition
Operating burst write current:
All banks open, continuous burst
writes; BL = 4, CL = CL (I
t
(I
CS# is HIGH between valid com-
mands; Address bus inputs are
switching; Data bus inputs are
switching
Operating burst read current:
All banks open, continuous burst
reads, I
(I
t
is HIGH, CS# is HIGH between valid
commands; Address bus inputs are
switching; Data bus inputs are
switching
Burst refresh current:
(I
t
is HIGH between valid commands;
Other control and address bus in-
puts are switching; Data bus inputs
are switching
Self refresh current: CK and CK#
at 0V; CKE ≤ 0.2V; Other control
and address bus inputs are floating;
Data bus inputs are floating
Operating bank interleave read
current: All bank interleaving
reads, I
(I
t
=
is HIGH, CS# is HIGH between valid
commands; Address bus inputs are
stable during deselects; Data bus in-
puts are switching; See on page
for details
CK =
RAS MAX (I
RFC (I
CK =
DD
DD
DD
DD
t
RRD (I
),
), AL = 0;
); REFRESH command at every
), AL =
t
t
t
RP =
DD
CK (I
CK (I
OUT
OUT
) interval; CKE is HIGH, CS#
DD
t
),
DD
= 0mA; BL = 4, CL = CL
= 0mA; BL = 4, CL = CL
DD
t
RCD (I
RP (I
DD
t
t
),
),
RCD =
CK =
),
t
t
RAS =
RC =
DD
t
RP =
DD
); CKE is HIGH,
t
DD
CK (I
) - 1 ×
t
RCD (I
t
RC (I
Notes:
t
t
RP (I
Specifications and Conditions (Die Revisions E, G, and H) (Continued)
RAS MAX
DD
DD
t
CK =
t
), AL = 0;
DD
),
CK (I
DD
DD
t
),
RAS =
); CKE
); CKE
t
t
1. I
2. V
3. I
CK
RRD
DD
);
DD
DD
DD
specifications are tested after the device is properly initialized. 0°C ≤ T
parameters are specified with ODT disabled.
Symbol
= +1.8V ±0.1V, V
I
I
I
DD4W
I
I
I
DD4R
DD6L
DD5
DD6
DD7
Configuration
x4, x8, x16
x4, x8
x4, x8
DDQ
x16
x16
x16
x16
x4
x8
x4
x8
= +1.8V ±0.1V, V
29
Electrical Specifications – I
-187E
190
210
405
190
210
420
265
300
425
520
7
5
Micron Technology, Inc. reserves the right to change products or specifications without notice.
DDL
-25E/
145
160
315
145
160
320
235
280
335
440
-25
7
5
1Gb: x4, x8, x16 DDR2 SDRAM
= +1.8V ±0.1V, V
-3E/
120
135
200
120
135
220
215
270
280
350
-3
7
5
© 2004 Micron Technology, Inc. All rights reserved.
-37E
110
125
180
110
125
180
210
250
270
330
REF
7
5
= V
DD
DDQ
105
160
105
160
205
240
260
300
-5E
90
90
Parameters
/2.
7
5
C
≤ +85°C.
Units
mA
mA
mA
mA
mA