MT46H16M32LFCM-6 L IT:B Micron Technology Inc, MT46H16M32LFCM-6 L IT:B Datasheet - Page 78

• Manufacturer Part Number: MT46H16M32LFCM-6 L IT:B
• Description: IC DDR SDRAM 512MBIT 90VFBGA
• Manufacturer: Micron Technology Inc

Specifications of MT46H16M32LFCM-6 L IT:B

• Format - Memory: RAM
• Memory Type: Mobile DDR SDRAM
• Memory Size: 512M (16M x 32)
• Speed: 166MHz
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 90-VFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 40: WRITE-to-READ – Interrupting
PDF: 09005aef82d5d305
512mb_ddr_mobile_sdram_t47m.pdf – Rev. I 12/09 EN
Command
Address
t
t
t
DQSS (NOM)
DQSS (MIN)
DQSS (MAX)
DQS
DQS
DQS
DQ
DQ
DQ
CK#
DM
DM
DM
CK
4
5
4
5
4
5
WRITE
Bank a,
Col b
T0
Notes:
t
t
t
1,2
DQSS
DQSS
DQSS
1. An interrupted burst of 4 is shown; 2 data elements are written.
2. A10 is LOW with the WRITE command (auto precharge is disabled).
3.
4. DQS is required at T2 and T2n (nominal case) to register DM.
5. D
D
IN
t
NOP
WTR is referenced from the first positive CK edge after the last data-in pair.
D
T1
IN
IN
b = data-in for column b; D
D
D
IN
IN
T1n
D
IN
D
IN
NOP
T2
t
WTR
T2n
3
78
Bank a,
READ
Col n
T3
OUT
512Mb: x16, x32 Mobile LPDDR SDRAM
n = data-out for column n.
Micron Technology, Inc. reserves the right to change products or specifications without notice.
NOP
T4
Don’t Care
CL = 3
CL = 3
CL = 3
T5
NOP
© 2004 Micron Technology, Inc. All rights reserved.
WRITE Operation
T5n
Transitioning Data
D
D
D
OUT
OUT
OUT
T6
NOP
D
D
D
OUT
OUT
OUT
T6n