MT47H16M16FG-37E Micron Technology Inc, MT47H16M16FG-37E Datasheet - Page 49

• Manufacturer Part Number: MT47H16M16FG-37E
• Description: DRAM Chip DDR2 SDRAM 256M-Bit 16Mx16 1.8V 84-Pin FBGA Tray
• Manufacturer: Micron Technology Inc
• Type: DDR2 SDRAMr

Specifications of MT47H16M16FG-37E

• Package: 84FBGA
• Density: 256 Mb
• Address Bus Width: 15 Bit
• Operating Supply Voltage: 1.8 V
• Maximum Clock Rate: 533 MHz
• Maximum Random Access Time: 0.5 ns
• Operating Temperature: 0 to 85 °C

AC Overshoot/Undershoot Specification
Table 25: Address and Control Balls
Applies to address balls, bank address balls, CS#, RAS#, CAS#, WE#, CKE, and ODT
Table 26: Clock, Data, Strobe, and Mask Balls
Applies to DQ, DQS, DQS#, RDQS, RDQS#, UDQS, UDQS#, LDQS, LDQS#, DM, UDM, and LDM
Figure 20: Overshoot
Figure 21: Undershoot
PDF: 09005aef8117c187
256MbDDR2.pdf - Rev. M 7/09 EN
Parameter
Maximum peak amplitude allowed for overshoot area
(see Figure 20)
Maximum peak amplitude allowed for undershoot area
(see Figure 21)
Maximum overshoot area above V
Maximum undershoot area below V
Parameter
Maximum peak amplitude allowed for overshoot area
(see Figure 20)
Maximum peak amplitude allowed for undershoot area
(see Figure 21)
Maximum overshoot area above V
Maximum undershoot area below V
Some revisions will support the 0.9V maximum average amplitude instead of the 0.5V
maximum average amplitude shown in Table 25 and Table 26.
V
V
DD
V
SS
SS
/V
/V
/V
DDQ
SSQ
DD
DDQ
SSQ
SS
SSQ
(see Figure 20)
(see Figure 21)
(see Figure 20)
(see Figure 21)
Maximum amplitude
Maximum amplitude
49
Time (ns)
Time (ns)
AC Overshoot/Undershoot Specification
0.19 Vns
0.19 Vns
0.5 Vns
0.5 Vns
-187E
0.50V
0.50V
-187E
0.50V
0.50V
Micron Technology, Inc. reserves the right to change products or specifications without notice.
256Mb: x4, x8, x16 DDR2 SDRAM
Undershoot area
Overshoot area
-25/-25E
0.66 Vns
0.66 Vns
-25/-25E
0.23 Vns
0.23 Vns
0.50V
0.50V
0.50V
0.50V
Specification
Specification
0.80 Vns
0.80 Vns
0.23 Vns
0.23 Vns
-3/-3E
-3/-3E
0.50V
0.50V
0.50V
0.50V
©2003 Micron Technology, Inc. All rights reserved.
1.00 Vns
1.00 Vns
0.28 Vns
0.28 Vns
0.50V
0.50V
0.50V
0.50V
-37E
-37E
1.33 Vns
1.33 Vns
0.38 Vns
0.38 Vns
0.50V
0.50V
0.50V
0.50V
-5E
-5E