MT47H256M4HQ-3E:G Micron Technology Inc, MT47H256M4HQ-3E:G Datasheet - Page 46

• Manufacturer Part Number: MT47H256M4HQ-3E:G
• Manufacturer: Micron Technology Inc
• Type: DDR2 SDRAMr

Specifications of MT47H256M4HQ-3E:G

• Organization: 256Mx4
• Density: 1Gb
• Address Bus: 17b
• Access Time (max): 450ps
• Maximum Clock Rate: 667MHz
• 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: 120mA
• Pin Count: 60
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

Input Electrical Characteristics and Operating Conditions
Table 15: Input DC Logic Levels
All voltages are referenced to V
Table 16: Input AC Logic Levels
All voltages are referenced to V
Figure 12: Single-Ended Input Signal Levels
PDF: 09005aef821ae8bf
1GbDDR2.pdf – Rev. V 6/10 EN
Parameter
Input high (logic 1) voltage
Input low (logic 0) voltage
Parameter
Input high (logic 1) voltage (-37E/-5E)
Input high (logic 1) voltage (-187E/-25E/-25/-3E/-3)
Input low (logic 0) voltage (-37E/-5E)
Input low (logic 0) voltage (-187E/-25E/-25/-3E/-3)
Note:
Note:
Note:
1,150mV
1,025mV
936mV
918mV
900mV
882mV
864mV
775mV
650mV
1. V
1. Refer to AC Overshoot/Undershoot Specification (page 56).
1. Numbers in diagram reflect nominal DDR2-400/DDR2-533 values.
SS
SS
DDQ
Input Electrical Characteristics and Operating Conditions
+ 300mV allowed provided 1.9V is not exceeded.
Symbol
V
V
IH(DC)
IL(DC)
46
Symbol
V
V
V
V
V
IH(AC)
IH(AC)
IL(AC)
IL(AC)
Micron Technology, Inc. reserves the right to change products or specifications without notice.
REF(DC)
–300
Min
+ 125
1Gb: x4, x8, x16 DDR2 SDRAM
V
V
REF(DC)
REF(DC)
V
V
V
V
V
V
V
V
IH(AC)
IH(DC)
REF
REF
REF
REF
IL(DC)
IL(AC)
–300
–300
Min
+ AC noise
+ DC error
- DC error
- AC noise
+ 250
+ 200
V
REF(DC)
© 2004 Micron Technology, Inc. All rights reserved.
V
Max
DDQ
V
V
REF(DC)
REF(DC)
- 125
1
V
V
Max
DDQ
DDQ
- 250
- 200
1
1
Units
mV
mV
Units
mV
mV
mV
mV