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MT48LC1M16A1TGSIT Datasheet

  • MT48LC1M16A1TGSIT

  • SYNCHRONOUS DRAM

  • 51頁

  • MICRON

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16Mb: x16
IT SDRAM
SYNCHRONOUS
DRAM
FEATURES
鈥?PC100 functionality
鈥?Fully synchronous; all signals registered on
positive edge of system clock
鈥?Internal pipelined operation; column address can
be changed every clock cycle
鈥?Internal banks for hiding row access/precharge
1 Meg x 16 - 512K x 16 x 2 banks architecture with
11 row, 8 column addresses per bank
鈥?Programmable burst lengths: 1, 2, 4, 8 or full page
鈥?Auto Precharge Mode, includes CONCURRENT
AUTO PRECHARGE
鈥?Self Refresh and Adaptable Auto Refresh Modes
- 32ms, 2,048-cycle refresh or
- 64ms, 2,048-cycle refresh or
- 64ms, 4,096-cycle refresh
鈥?LVTTL-compatible inputs and outputs
鈥?Single +3.3V 鹵0.3V power supply
鈥?Supports CAS latency of 1, 2 and 3
鈥?Industrial temperature range: -40擄C to +85擄C
MT48LC1M16A1 SIT - 512K x 16 x 2 banks
INDUSTRIAL TEMPERATURE
For the latest data sheet, please refer to the Micron Web site:
www.micronsemi.com/datasheets/sdramds.html
PIN ASSIGNMENT (Top View)
50-Pin TSOP
V
DD
DQ0
DQ1
VssQ
DQ2
DQ3
V
DD
Q
DQ4
DQ5
VssQ
DQ6
DQ7
V
DD
Q
DQML
WE#
CAS#
RAS#
CS#
BA
A10
A0
A1
A2
A3
V
DD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
Vss
DQ15
DQ14
VssQ
DQ13
DQ12
V
DD
Q
DQ11
DQ10
VssQ
DQ9
DQ8
V
DD
Q
NC
DQMH
CLK
CKE
NC
A9
A8
A7
A6
A5
A4
Vss
OPTIONS
鈥?Configuration
1 Meg x 16 (512K x 16 x 2 banks)
鈥?Plastic Package - OCPL*
50-pin TSOP (400 mil)
鈥?Timing (Cycle Time)
6ns (166 MHz)
7ns (143 MHz)
8ns (125 MHz)
MARKING
1M16A1
Note:
The # symbol indicates signal is active LOW.
Configuration
Refresh Count
Row Addressing
Bank Addressing
Column Addressing
1 Meg x 16
512K x 16 x 2 banks
2K or 4K
2K (A0-A10)
2 (BA)
256 (A0-A7)
TG
-6
-7
-8A
16MB (X16) SDRAM PART NUMBER
PART NUMBER
MT48LC1M16A1TG SIT
ARCHITECTURE
1 Meg x 16
鈥?Refresh
2K or 4K with Self Refresh Mode at 64ms
鈥?Operating Temperature
-40擄C to +85擄C
Part Number Example:
S
IT
KEY TIMING PARAMETERS
SPEED
-6
-7
-8A
CLOCK
166 MHz
143 MHz
125 MHz
ACCESS TIME
CL = 3**
5.5ns
5.5ns
6ns
SETUP
2ns
2ns
2ns
HOLD
1ns
1ns
1ns
MT48LC1M16A1TG-7SIT
*Off-center parting line
**CL = CAS (READ) latency
16Mb: x16 IT SDRAM
16MSDRAMx16IT.p65 鈥?Rev. 5/99
1
Micron Technology, Inc., reserves the right to change products or specifications without notice.
漏1999, Micron Technology, Inc.

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