SEH01G72A1BH1MT-30R Swissbit NA Inc, SEH01G72A1BH1MT-30R Datasheet - Page 10

• Manufacturer Part Number: SEH01G72A1BH1MT-30R
• Description: DRAM DDR2 VLP 1GB 244-MINI DIMM
• Manufacturer: Swissbit NA Inc
• Series: -r

Specifications of SEH01G72A1BH1MT-30R

• Memory Type: DDR2 SDRAM
• Memory Size: 1GB
• Speed: 667MHz
• Features: -
• Package / Case: 244-MDIMM
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 1052-1045

DDR2 SDRAM COMPONENT ELECTRICAL CHARACTERISTICS AND RECOMMENDED
AC OPERATING CONDITIONS (Continued)
(0° C ≤ T
AC CHARACTERISTICS
Address and control input hold
time
CAS# to CAS# command delay
ACTIVE to ACTIVE (same bank)
command period
ACTIVE bank a to ACTIVE bank
b command
ACTIVE to READ or WRITE
delay
Four bank Activate period
ACTIVE to PRECHARGE
command
Internal READ to precharge
command delay
Write recovery time
Auto precharge write recovery +
precharge time
Internal WRITE to READ
command delay
PRECHARGE command period
PRECHARGE ALL command
period
LOAD MODE command cycle
time
CKE low to CK, CK# uncertainty
REFRESH to ACTIVE or
REFRESH to REFRESH
command interval
Average periodic refresh interval
(0° C<= T
(85° C<= T
Exit SELF REFRESH to non-
READ command
Exit SELF REFRESH to READ
command
Exit SELF REFRESH timing
reference
ODT turn-on delay
ODT turn-on
ODT turn-off delay
ODT turn-off
ODT turn-on (power-down
mode)
ODT turn-off (power-down
mode)
ODT to power-down entry
latency
Swissbit AG
Industriestrasse 4 – 8
CH – 9552 Bronschhofen
PARAMETER
CASE
CASE
CASE
≤ + 85° C; V
<= 85 ° C)
<= 95 ° C)
DD
Q = +1.8V ± 0.1V, V
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
IH
CCD
RC
RRD
RCD
FAW
RAS
RTP
WR
DAL
WTR
RP
RPA
MRD
DELAY
RFC
REFI
REFI
XSNR
XSRD
ISXR
AOND
AON
AOFD
AOF
AONPD
AOFPD
ANPD
Fon: [phone]
Fax: [phone]
DD
t
+ 10
t
t
t
t
RFC
AC
AC
WR
RP
t
t
AC
AC
0.275
2,000
2,000
37.5
MIN
(min) +
(min) +
105
200
= +1.8V ± 0.1V)
7.5
7.5
2.5
7.5
60
15
45
15
15
(min)
(min)
(min)
t
+ t
2
+ t
2
t
2
3
IS
IS
5300-555
Data Sheet
CK
RP
+ t
CK
2.5 x t
t
t
t
t
2 x t
70,000
70,000
+ 1,000
+ 1,000
+ 1,000
+ t
AC
AC
AC
AC
MAX
+ 600
7.8
3.9
2.5
(max)
(max)
(max)
(max)
IH
2
CK
CK
+
+
Unit
t
t
t
t
t
t
t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
ns
ps
ps
ps
ps
ps
CK
CK
CK
CK
CK
CK
CK
www.swissbit.com
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Rev.1.2
10.06.2010
Page 10
of 14