MT5HTF3272KY-667B2

Products and specifications discussed herein are subject to change by Micron without notice.
256MB: (x72, SR) 244-Pin DDR2 Mini-RDIMM
Features
PDF: 09005aef818e3e75/Source: 09005aef818e3df5 Micron Technology, Inc., reserves the right to change products or specifications without notice.
htf5c32x72k.fm - Rev. B 2/07 EN
1 ©2005 Micron Technology, Inc. All rights reserved.
DDR2 SDRAM Mini-RDIMM
MT5HTF3272(P)K – 256MB
For component data sheets, refer to Micron’s Web site: www.micron.com
Features
244-pin, mini-registered dual in-line memory
module (mini-RDIMM)
Fast data transfer rates: PC-3200, PC2-4200, or
PC2-5300
Supports ECC error detection and correction
256MB (32 Meg x 72)
•V
DD = VDDQ = +1.8V
•V
DDSPD = +1.7V to +3.6V
JEDEC-standard 1.8V I/O (SSTL_18-compatible)
Differential data strobe (DQS, DQS#) option
•4n-bit prefetch architecture
Single rank
Multiple internal device banks for concurrent
operation
Supports duplicate output strobe (RDQS/RDQS#)
Programmable CAS# latency (CL)
Posted CAS# additive latency (AL)
WRITE latency = READ latency - 1
t
CK
Programmable burst lengths: 4 or 8
Adjustable data-output drive strength
64ms, 8,192-cycle refresh
On-die termination (ODT)
Serial presence-detect (SPD) with EEPROM
Gold edge contacts
Figure 1: 244-Pin Mini-RDIMM (MO-244 R/C B)
Notes: 1. Contact Micron for industrial temperature
module offerings.
2. CL = CAS (READ) latency; registered mode
will add one clock cycle to CL.
Options Marking
•Parity P
Operating temperature
1
– Commercial (0°C T
A
≤ +70°C) None
– Industrial (–40°C T
A
≤ +85°C) I
•Package
– 244-pin mini-RDIMM (Pb-free) Y
Frequency/CAS latency
2
– 3.0ns @ CL = 5 (DDR2-667) -667
– 3.75ns @ CL = 4 (DDR2-533) -53E
– 5.0ns @ CL = 3 (DDR2-400) -40E
•PCB height
– 30mm (1.18in)
Module height: 30.0mm (1.18in)
Table 1: Key Timing Parameters
Speed
Grade Industry Nomenclature
Data Rate (MT/s)
t
RCD
(ns)
t
RP
(ns)
t
RC
(ns)CL = 5 CL = 4 CL = 3
-667 PC2-5300 667 533 400 15 15 55
-53E PC2-4200 533 400 15 15 55
-40E PC2-3200 400 400 15 15 55
PDF: 09005aef818e3e75/Source: 09005aef818e3df5 Micron Technology, Inc., reserves the right to change products or specifications without notice.
htf5c32x72k.fm - Rev. B 2/07 EN
2 ©2005 Micron Technology, Inc. All rights reserved.
256MB: (x72, SR) 244-Pin DDR2 Mini-RDIMM
Features
Notes: 1. Data sheets for the base devices can be found on Microns Web site.
2. All part numbers end with a two-place code (not shown), designating component and PCB
revisions. Consult factory for current revision codes. Example: MT5HTF3272KY-40ED1
.
Table 2: Addressing
256MB
Refresh count
8K
Row addressing
8K (A0–A12)
Device bank addressing
4 (BA0, BA1)
Device page size per bank
1KB
Device configuration
512Mb (32 Meg x 16)
Column addressing
1K (A0–A9)
Module rank addressing
1 (S0#)
Table 3: Part Numbers and Timing Parameters – 256MB
Base device: MT47H32M16
1
, 512Mb DDR2 SDRAM
Part Number
2
Module
Density Configuration
Module
Bandwidth
Memory Clock/
Data Rate
Latency
(CL-
t
RCD-
t
RP)
MT5HTF3272(P)KY-667__
256MB 32 Meg x 72 5.3 GB/s 3.0ns/667 MT/s 5-5-5
MT5HTF3272(P)KY-53E__
256MB 32 Meg x 72 4.3 GB/s 3.75ns/533 MT/s 4-4-4
MT5HTF3272(P)KY-40E__
256MB 32 Meg x 72 3.2 GB/s 5.0ns/400 MT/s 3-3-3
PDF: 09005aef818e3e75/Source: 09005aef818e3df5 Micron Technology, Inc., reserves the right to change products or specifications without notice.
htf5c32x72k.fm - Rev. B 2/07 EN
3 ©2005 Micron Technology, Inc. All rights reserved.
256MB: (x72, SR) 244-Pin DDR2 Mini-RDIMM
Pin Assignments and Descriptions
Pin Assignments and Descriptions
Notes: 1. Pin 56 is NC for non-parity and ERR_OUT and parity.
2. Pin 68 is NC for non-parity and P
AR_IN for parity.
Table 4: Pin Assignments
244-Pin Mini-RDIMM Front 244-Pin Mini-RDIMM Back
Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol
1V
REF 32 VSS 63 VDDQ94DQS5# 123 VSS 154 DQ28 185 A3 216 NC
2V
SS 33 DQ24 64 A2 95 DQS5 124 DQ4 155 DQ29 186 A1 217 VSS
3 DQ0 34 DQ25 65 VDD 96 VSS 125 DQ5 156 VSS 187 VDD 218 DQ46
4DQ135VSS 66 VSS 97 DQ42 126 VSS 157 DM3 188 CK0 219 DQ47
5V
SS 36 DQS3# 67 VSS 98 DQ43 127 DM0 158 NC 189 CK0# 220 VSS
6 DQS0# 37 DQS3 68
2
NC/
PAR_IN
99 VSS 128 NC 159 VSS 190 VDD 221 DQ52
7DQS038 V
SS 69 VDD 100 DQ48 129 VSS 160 DQ30 191 A0 222 DQ53
8VSS 39 DQ26 70 A10 101 DQ49 130 DQ6 161 DQ31 192 BA1 223 VSS
9 DQ2 40 DQ27 71 BA0 102 VSS 131 DQ7 162 VSS 193 VDD 224 RFU
10 DQ3 41 V
SS 72 VDD 103 SA2 132 VSS 163 CB4 194RAS#225 RFU
11 VSS 42 CB0 73 WE# 104 NC 133 DQ12 164 CB5 195 VDDQ226 VSS
12 DQ8 43 CB1 74 VDDQ105 VSS 134 DQ13 165 VSS 196 S0# 227 DM6
13 DQ9 44 V
SS 75 CAS# 106 DQS6# 135 VSS 166 DM8 197 VDDQ228 NC
14 VSS 45 DQS8# 76 VDDQ 107 DQS6 136 DM1 167 NC 198 ODT0 229 VSS
15 DQS1# 46 DQS8 77 NC 108 VSS 137 NC 168 VSS 199 NC 230 DQ54
16 DQS1 47 V
SS 78 NC 109 DQ50 138 VSS 169 CB6 200 VDD 231 DQ55
17 VSS 48 CB2 79 VDDQ 110 DQ51 139 RFU 170 CB7 201 NC 232 VSS
18 RESET# 49 CB3 80 NC 111 VSS 140 RFU 171 VSS 202 VSS 233 DQ60
19 NC 50 V
SS 81 VSS 112 DQ56 141 VSS 172 NC 203 DQ36 234 DQ61
20 VSS 51 NC 82 DQ32 113 DQ57 142 DQ14 173 VDDQ 204 DQ37 235 VSS
21 DQ10 52 VDDQ83DQ33114 VSS 143 DQ15 174 NC 205 VSS 236 DM7
22 DQ11 53 CKE0 84 V
SS 115 DQS7# 144 VSS 175 VDD 206 DM4 237 NC
23 VSS 54 VDD 85 DQS4# 116 DQS7 145 DQ20 176 NC 207 NC 238 VSS
24 DQ16 55 NC 86 DQS4 117 VSS 146 DQ21 177 NC 208 VSS 239 DQ62
25 DQ17 56
1
NC/
E
RR_OUT
87 VSS 118 DQ58 147 VSS 178 VDDQ 209 DQ38 240 DQ63
26 V
SS 57 VDDQ 88 DQ34 119 DQ59 148 DM2 179 A12 210 DQ39 241 VSS
27 DQS2# 58 A11 89 DQ35 120 VSS 149 NC 180 A9 211 VSS 242 SDA
28 DQS2 59 A7 90 V
SS 121 SA0 150 VSS 181 VDD 212 DQ44 243 SCL
29 V
SS 60 VDD 91 DQ40 122 SA1 151 DQ22 182 A8 213 DQ45 244 VDDSPD
30 DQ18 61 A5 92 DQ41 152 DQ23 183 A6 214 VSS
31 DQ19 62 A4 93 VSS 153 VSS 184 VDDQ215 DM5

MT5HTF3272KY-667B2

Mfr. #:
Manufacturer:
Micron
Description:
MOD DDR2 SDRAM 256MB 244MRDIMM
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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