MT46V8M16TG-5B Micron Technology Inc, MT46V8M16TG-5B Datasheet - Page 6

• Manufacturer Part Number: MT46V8M16TG-5B
• Manufacturer: Micron Technology Inc
• Type: DDR SDRAMr

Specifications of MT46V8M16TG-5B

• Organization: 8Mx16
• Density: 128Mb
• Address Bus: 14b
• Access Time (max): 700ps
• Maximum Clock Rate: 400MHz
• Operating Supply Voltage (typ): 2.6V
• Package Type: TSOP
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 2.7V
• Operating Supply Voltage (min): 2.5V
• Supply Current: 185mA
• Pin Count: 66
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Not Compliant

Functional Block Diagrams
Figure 3:
PDF: 09005aef816fd013/Source: 09005aef82a95a3a
128Mb_DDR_x4x8x16_D2.fm - 128Mb DDR: Rev. F; Core DDR: Rev. A 4/07 EN
BA0, BA1
A0–A11,
CAS#
RAS#
WE#
CKE
CK#
CS#
CK
32 Meg x 4 Functional Block Diagram
14
ADDRESS
REGISTER
MODE REGISTERS
CONTROL
LOGIC
14
The 128Mb DDR SDRAM is a high-speed CMOS, dynamic random-access memory
containing 134,217,728 bits. It is internally configured as a 4-bank DRAM.
COUNTER
REFRESH
12
11
2
12
ADDRESS
2
ROW-
MUX
COUNTER/
CONTROL
COLUMN-
ADDRESS
LATCH
BANK
LOGIC
12
DECODER
ADDRESS
BANK0
LATCH
ROW-
&
10
1
4096
SENSE AMPLIFIERS
6
(4,096 x 1,024 x 8)
DM MASK LOGIC
I/O GATING
DECODER
COLUMN
MEMORY
BANK0
ARRAY
8192
1024
(x8)
BANK1
BANK2
Micron Technology, Inc., reserves the right to change products or specifications without notice.
BANK3
8
128Mb: x4, x8, x16 DDR SDRAM
8
8
LATCH
READ
Out
CK
CK
DRIVERS
Functional Block Diagrams
WRITE
FIFO
4
4
&
CK
In
COL0
MUX
MASK
DATA
COL0
8
2
1
1
4
4
©2004 Micron Technology, Inc. All rights reserved.
GENERATOR
REGISTERS
INPUT
DQS
4
1
1
4
4
DATA
1
1
4
DQS
1
DRVRS
DLL
CK
RCVRS
DM
DQS
DQ0–DQ3