MT47H256M4HQ-187E:E TR Micron Technology Inc, MT47H256M4HQ-187E:E TR Datasheet - Page 128
![IC DDR2 SDRAM 1GBIT 60VFBGA](/photos/7/23/72317/mfg557-60-fbga_sml.jpg)
MT47H256M4HQ-187E:E TR
Manufacturer Part Number
MT47H256M4HQ-187E:E TR
Description
IC DDR2 SDRAM 1GBIT 60VFBGA
Manufacturer
Micron Technology Inc
Type
DDR2 SDRAMr
Specifications of MT47H256M4HQ-187E:E TR
Format - Memory
RAM
Memory Type
DDR2 SDRAM
Memory Size
1G (256M x 4)
Speed
1.875ns
Interface
Parallel
Voltage - Supply
1.7 V ~ 1.9 V
Operating Temperature
0°C ~ 85°C
Package / Case
60-FBGA
Organization
256Mx4
Density
1Gb
Address Bus
17b
Access Time (max)
350ps
Maximum Clock Rate
1.066GHz
Operating Supply Voltage (typ)
1.8V
Package Type
FBGA
Operating Temp Range
0C to 85C
Operating Supply Voltage (max)
1.9V
Operating Supply Voltage (min)
1.7V
Supply Current
190mA
Pin Count
60
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
557-1426-2
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Figure 83: ODT Timing for Slow-Exit or Precharge Power-Down Modes
Figure 84: ODT Turn-Off Timings When Entering Power-Down Mode
PDF: 09005aef821ae8bf
1GbDDR2.pdf – Rev. T 02/10 EN
Command
Command
Address
ODT
CK#
CKE
ODT
ODT
R
CK#
CKE
CK
R
R
TT
CK
TT
TT
t AONPD (MIN)
Valid
Valid
NOP
T0
T0
t CK
Valid
Valid
T1
NOP
T1
t CH
t CL
Transitioning R
Valid
Valid
t AONPD (MAX)
T2
128
NOP
T2
Transitioning R
t AOFPD (MIN)
TT
Valid
Valid
T3
Micron Technology, Inc. reserves the right to change products or specifications without notice.
NOP
T3
t AOFD
t ANPD (MIN)
TT
t AOF (MIN)
R
TT
Valid
Valid
T4
t AOFPD (MIN)
1Gb: x4, x8, x16 DDR2 SDRAM
Unknown
NOP
t AOFPD (MAX)
T4
R
TT
Unknown
Valid
Valid
t AOFPD (MAX)
T5
NOP
R
T5
TT
t AOF (MAX)
© 2004 Micron Technology, Inc. All rights reserved.
ON
Valid
Valid
R
T6
TT
On
NOP
Don’t Care
T6
ODT Timing
Valid
Valid
T7
Don’t Care
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