Internet Data Sheet
HYS[64/72]T[16/32/64]0xxHU–[2.5/../5]–A
Unbuffered DDR2 SDRAM Modules
1
Overview
This chapter gives an overview of the 1.8 V 240-Pin Unbuffered DDR2 SDRAM Modules product family and describes its main
characteristics.
1.1
Features
• Programmable CAS Latencies (3, 4, 5 and 6), Burst
Length (4 & 8) and Burst Type
• Auto Refresh (CBR) and Self Refresh
• Average Refresh Period 7.8 µs at a
T
CASE
lower than
85 °C, 3.9 µs between 85 °C and 95 °C
• Programmable self refresh rate via EMRS2 setting
• All inputs and outputs SSTL_18 compatible
• Off-Chip Driver Impedance Adjustment (OCD) and On-Die
Termination (ODT)
• Serial Presence Detect with E
2
PROM
• UDIMM Dimensions (nominal): 30 mm high, 133.35 mm
wide
• Based on standard reference layouts Raw Card “A”, “C”,
“D“, “E“, “F” and “G”
• RoHS compliant products
1)
• 240-Pin PC2–6400, PC2–5300, PC2–4200 and PC2–
3200 DDR2 SDRAM memory modules for use as main
memory when installed in systems such as mobile
personal computers.
• 16M
×
64, 32M
×
64, 32M
×
72, 64M
×
64, 64M
×
72
module organization and 16M
×
16, 32M
×
8 chip
organization
• 128 MB, 256 MB and 512 MB modules built with 256-Mbit
DDR2 SDRAMs in PG-TFBGA-60 and PG-TFBGA-84
chipsize packages
• Standard Double-Data-Rate-Two Synchronous DRAMs
(DDR2 SDRAM) with a single + 1.8 V (± 0.1 V) power
supply
• All Speed Grades faster than DDR2–400 comply with
DDR2–400 timing specifications
TABLE 1
Performance Table
Product Type Speed Code
Speed Grade
Max. Clock Frequency
@CL6
@CL5
@CL4
@CL3
Min. RAS-CAS-Delay
Min. Row Precharge Time
Min. Row Active Time
Min. Row Cycle Time
–25F
–2.5
–3
–3S
–3.7
–5
Unit
PC2–6400 PC2–6400 PC2–5300 PC2–5300 PC2–4200 PC2–3200 —
5–5–5
6–6–6
4–4–4
5–5–5
4–4–4
3–3–3
f
CK6
f
CK5
f
CK4
f
CK3
t
RCD
t
RP
t
RAS
t
RC
400
400
266
200
12.5
12.5
45
57.5
400
333
266
200
15
15
45
60
–
333
333
200
12
12
45
57
–
333
266
200
15
15
45
60
–
266
266
200
15
15
45
60
–
200
200
200
15
15
40
55
MHz
MHz
MHz
MHz
ns
ns
ns
ns
1) RoHS Compliant Product: Restriction of the use of certain hazardous substances (RoHS) in electrical and electronic equipment as defined
in the directive 2002/95/EC issued by the European Parliament and of the Council of 27 January 2003. These substances include mercury,
lead, cadmium, hexavalent chromium, polybrominated biphenyls and polybrominated biphenyl ethers.
Rev. 1.41, 2006-11
03062006-0GN5-WTPW
3