MT16LSDT6464A 데이터 시트보기 (PDF) - Micron Technology
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MT16LSDT6464A Datasheet PDF : 24 Pages
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256MB / 512MB (x64)
168-PIN SDRAM DIMMs
Table 22: Serial Presence-Detect Matrix
VDD = +3.3V ±0.3V; “1”/“0”: Serial Data, “driven to HIGH”/“driven to LOW”
BYTE
0
1
2
3
4
5
6
7
8
9
DESCRIPTION
NUMBER OF BYTES USED BY MICRON
TOTAL NUMBER OF SPD MEMORY BYTES
MEMORY TYPE
NUMBER OF ROWADDRESSES
NUMBER OF COLUMN ADDRESSES
NUMBER OF MODULE BANKS
MODULE DATA WIDTH
MODULE DATA WIDTH (continued)
MODULE VOLTAGE INTERFACE LEVELS
SDRAM CYCLE TIME, tCK
(CAS LATENCY = 3)
10 SDRAM ACCESS FROM CLK, tAC
(CAS LATENCY = 3)
11 MODULE CONFIGURATION TYPE
12 REFRESH RATE/TYPE
13 SDRAM WIDTH (PRIMARY SDRAM)
14 ERROR-CHECKING SDRAM DATA WIDTH
15 MINIMUM CLOCK DELAY FROM BACK-TO-BACK
RANDOM COLUMN ADDRESSES,tCCD
16 BURST LENGTHS SUPPORTED
17 NUMBER OF BANKS ONS DRAM DEVICE
18 CAS LATENCIES SUPPORTED
19 CS LATENCY
20 WE LATENCY
21 SDRAM MODULE ATTRIBUTES
22 SDRAM DEVICE ATTRIBUTES:GENERAL
23 SDRAM CYCLE TIME , tCK
(CAS LATENCY = 2) 10 (-133/-10E) A0
24 SDRAMACCESSFROMCLK, tAC
(CAS LATENCY = 2)
25 SDRAM CYCLE TIME, tCK
(CAS LATENCY = 1)
26 SDRAM ACCESS FROM CLK, tAC
(CAS LATENCY = 1)
27 MINIMUM ROW PRECHARGE TIME, tRP
28 MINIMUM ROW ACTIVE TO ROW ACTIVE, tRRD
29 MINIMUM RAS# TO CAS# DELAY, tRCD
30 MINIMUM RAS# PULSE WIDTH, tRAS (See note 1)
ENTRY
(VERSION)
MT8LSDT3264A(I) MT16LSDT6464A(I)
128
80
80
256
08
08
SDRAM
04
04
13
0D
0D
10
0A
0A
1 or 2
01
02
64
40
40
0
00
00
LVTTL
01
01
7ns (-13E)
70
70
7.5ns (-133)
75
75
8ns (-10E)
80
80
5.4ns (-13E/-133)
54
54
6ns (-10E)
60
60
NONPARITY
00
00
7.8125µs/SELF
82
82
8
08
08
NONE
00
00
1
01
01
1, 2, 4, 8, PAGE
8F
8F
4
04
04
2, 3
06
06
0
01
01
0
01
01
UNBUFFERED
00
00
0E
0E
0E
7.5ns (13E)
75
75
10ns (-133/-10E)
A0
A0
5.4ns (-13E)
54
54
6ns (-133/-10E)
60
60
00
00
00
00
15ns (-13E)
0F
0F
20ns (-133/-10E)
14
14
14ns (-13E)
0E
0E
15ns (-133)
0F
0F
20ns (-10E)
14
14
15ns (-13E)
0F
0F
20ns (-133/-10E)
14
14
45ns (-13E)
2D
2D
44ns (133)
2C
2C
50ns (-10E)
32
32
32,64 Meg x 64 SDRAM DIMMs
SD8_16C32_64x64AG_C.fm - Rev. C 11/02
21
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2002, Micron Technology Inc.
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