MT47H32M8BP-37E:B Micron Technology Inc, MT47H32M8BP-37E:B Datasheet - Page 40
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MT47H32M8BP-37E:B
Manufacturer Part Number
MT47H32M8BP-37E:B
Description
Manufacturer
Micron Technology Inc
Type
DDR2 SDRAMr
Datasheet
1.MT47H32M8BP-37EB.pdf
(128 pages)
Specifications of MT47H32M8BP-37E:B
Organization
32Mx8
Density
256Mb
Address Bus
15b
Access Time (max)
500ps
Maximum Clock Rate
533MHz
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
160mA
Pin Count
60
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MT47H32M8BP-37E:B
Manufacturer:
MICRON
Quantity:
12 388
Part Number:
MT47H32M8BP-37E:B
Manufacturer:
MICRON
Quantity:
20 000
Company:
Part Number:
MT47H32M8BP-37E:B TR
Manufacturer:
Micron Technology Inc
Quantity:
10 000
Table 16: Differential Input Logic Levels
All voltages referenced to V
Figure 12: Differential Input Signal Levels
PDF: 09005aef8117c187
256MbDDR2.pdf - Rev. M 7/09 EN
Parameter
DC input signal voltage
DC differential input voltage
AC differential input voltage
AC differential cross-point voltage
Input midpoint voltage
Notes:
Notes:
SS
V
DDQ
1.075V
0.725V
1. V
2. V
3. V
4. The typical value of V
5. V
6. V
–0.30V
1. TR and CP may not be more positive than V
2. TR represents the CK, DQS, RDQS, LDQS, and UDQS signals; CP represents CK#, DQS#,
3. This provides a minimum of 850mV to a maximum of 950mV and is expected to be
4. TR and CP must cross in this region.
5. TR and CP must meet at least V
6. TR and CP must have a minimum 500mV peak-to-peak swing.
= 1.8V
2.1V
0.9V
CP 2
TR 2
CK#, DQS, DQS#, LDQS, LDQS#, UDQS, UDQS#, and RDQS, RDQS#.
V
input (such as CK#, DQS#, LDQS#, UDQS#) level. The minimum value is equal to V
V
V
mentary input (such as CK#, DQS#, LDQS#, UDQS#, RDQS#) level. The minimum value is
equal to V
and V
differential input signals must cross, as shown in Figure 12.
the true input (CK, DQS) level and V
is expected to be approximately 0.5 × V
RDQS#, LDQS#, and UDQS# signals.
V
IN(DC)
ID(DC)
TR
IL(DC)
ID(AC)
TR
MP(DC)
DDQ
DDQ
is the true input (such as CK, DQS, LDQS, UDQS) level and V
is the true input (such as CK, DQS, LDQS, UDQS, RDQS) level and V
Input Electrical Characteristics and Operating Conditions
/2.
+ 300mV allowed provided 1.9V is not exceeded.
IX(AC)
. Differential input signal levels are shown in Figure 12.
X
specifies the allowable DC execution of each input of differential pair such as CK,
specifies the input differential voltage |V
specifies the input differential voltage |V
specifies the input differential common mode voltage (V
IH(AC)
is expected to track variations in V
Symbol
V
V
V
V
V
MP(DC)
IN(DC)
ID(DC)
ID(AC)
IX(AC)
- V
IL(AC)
IX(AC)
, as shown in Table 15 (page 39).
40
0.50 × V
is expected to be about 0.5 × V
X
ID(DC)min
–300
Min
250
500
850
DDQ
CP
Micron Technology, Inc. reserves the right to change products or specifications without notice.
- 175
is the complementary input (CK#, DQS#). V
DDQ
when static and is centered around V
256Mb: x4, x8, x16 DDR2 SDRAM
.
DDQ
DDQ
+ 0.3V or more negative than V
TR
TR
V
V
V
. V
IN(DC)max
MP(DC)
IN(DC)min
0.50 × V
- V
- V
IX(AC)
3
CP
CP
1
1
V
| required for switching, where
| required for switching, where
IX(AC)
V
V
V
Max
950
indicates the voltage at which
4
DDQ
DDQ
DDQ
DDQ
DDQ
V
ID(DC)
©2003 Micron Technology, Inc. All rights reserved.
+ 175
of the transmitting device
5
V
CP
ID(AC)
TR
6
is the complementary
+ V
CP
CP
Units
)/2 where V
is the comple-
mV
mV
mV
mV
mV
MP(DC)
SS
Notes
IH(DC)
- 0.3V.
MP(DC)
1, 6
2, 6
3, 6
.
4
5
TR
is
-