MT16LSDT6464 Micron, MT16LSDT6464 Datasheet - Page 20

• Manufacturer Part Number: MT16LSDT6464
• Description: 168-Pin SDRAM DIMMs (x64)
• Manufacturer: Micron

SERIAL PRESENCE-DETECT MATRIX
NOTE: 1. “1”/“0”: Serial Data, “driven to HIGH”/“driven to LOW.”
32, 64 Meg x 64 SDRAM DIMMs
SD8_16C32_64x64AG_B.p65–Rev. B, Pub. 8/01
BYTE
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
0
1
2
3
4
5
6
7
8
9
2. The value of
NUMBER OF BYTES USED BY MICRON
TOTAL NUMBER OF SPD MEMORY BYTES
MEMORY TYPE
NUMBER OF ROW ADDRESSES
NUMBER OF COLUMN ADDRESSES
NUMBER OF MODULE BANKS
MODULE DATA WIDTH
MODULE DATA WIDTH (continued)
MODULE VOLTAGE INTERFACE LEVELS
SDRAM CYCLE TIME,
(CAS LATENCY = 3)
SDRAM ACCESS FROM CLK,
(CAS LATENCY = 3)
MODULE CONFIGURATION TYPE
REFRESH RATE/TYPE
SDRAM WIDTH (PRIMARY SDRAM)
ERROR-CHECKING SDRAM DATA WIDTH
MINIMUM CLOCK DELAY FROM BACK-TO-BACK
RANDOM COLUMN ADDRESSES,
BURST LENGTHS SUPPORTED
NUMBER OF BANKS ON SDRAM DEVICE
CAS LATENCIES SUPPORTED
CS LATENCY
WE LATENCY
SDRAM MODULE ATTRIBUTES
SDRAM DEVICE ATTRIBUTES: GENERAL
SDRAM CYCLE TIME ,
(CAS LATENCY = 2)
SDRAM ACCESS FROM CLK,
(CAS LATENCY = 2)
SDRAM CYCLE TIME,
(CAS LATENCY = 1)
SDRAM ACCESS FROM CLK,
(CAS LATENCY = 1)
MINIMUM ROW PRECHARGE TIME,
MINIMUM ROW ACTIVE TO ROW ACTIVE,
MINIMUM RAS# TO CAS# DELAY,
MINIMUM RAS# PULSE WIDTH,
(note 2)
DESCRIPTION
t
RAS used for -13E modules is calculated from
t
t
CK
t
CK
CK
t
t
t
AC
AC
AC
t
t
RAS
CCD
t
RCD
t
RP
t
RRD
ENTRY (VERSION)
1, 2, 4, 8, PAGE
5.4 (-13E/-133)
10 (-133/-10E)
20 (-133/-10E)
20 (-133/-10E)
UNBUFFERED
6 (-133/-10E)
NONPARITY
7.81µs/SELF
7.5 (-133)
20 (-10E)
7.5 (13E)
54 (-13E)
15 (-13E)
15 (-13E)
45 (-13E)
50 (-10E)
6 (-10E)
14 (-13E)
15 (-133)
44 (133)
7 (-13E)
8 (-10E)
SDRAM
1 or 2
LVTTL
NONE
20
2, 3
128
256
13
10
64
0E
0
8
1
4
0
0
t
RC -
t
RP. Acutal device spec. value is 37ns.
MT8LSDT3264AG
168-PIN SDRAM DIMMs
256MB / 512MB (x64)
0D
0A
A0
2D
80
08
04
01
40
00
01
70
75
80
54
60
00
82
08
00
01
8F
04
06
01
01
00
0E
75
54
60
00
00
0F
14
0E
0F
14
0F
14
2C
32
MT16LSDT6464AG
©2001, Micron Technology, Inc.
0D
0A
A0
2D
80
08
04
02
40
00
01
70
75
80
54
60
00
82
08
00
01
8F
04
06
01
01
00
0E
75
54
60
00
00
0F
14
0E
0F
14
0F
14
2C
32