W971GG6JB-25 Winbond Electronics, W971GG6JB-25 Datasheet - Page 37

• Manufacturer Part Number: W971GG6JB-25
• Description: IC DDR2-800 SDRAM 1GB 84-WBGA
• Manufacturer: Winbond Electronics

Specifications of W971GG6JB-25

• Format - Memory: RAM
• Memory Type: DDR2 SDRAM
• Memory Size: 1G (64M x 16)
• Speed: 2.5ns
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 84-WBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q5804012

9. ELECTRICAL CHARACTERISTICS
9.1
Notes:
1. Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. This is a
2. When V
3. Storage temperature is the case surface temperature on the center/top side of the DRAM.
9.2
Notes:
1. Operating Temperature is the case surface temperature on the center/top side of the DRAM.
2. Supporting 0 ~ 85°C with full JEDEC AC and DC specifications.
3. Supporting 0 ~ 85°C and being able to extend to 95°C with doubling Auto Refresh commands in frequency to a 32 mS period
4. During operation, the DRAM case temperature must be maintained between -40 to 95°C for Industrial parts under all
9.3
Notes:
1. There is no specific device V
2. The value of V
3. Peak to peak AC noise on V
4. V
5. V
Voltage on V
Voltage on V
Voltage on V
Voltage on any pin relative to V
Storage Temperature
Operating Temperature (for -18/-25/25L/-3)
Operating Temperature (for 25I)
SYM.
V
V
V
V
V
stress rating only and functional operation of the device at these or any other conditions above those indicated in the
operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended
periods may affect reliability.
( t
specification parameters.
must than or equal to V
is expected to be about 0.5 x V
DDQ
DDL
REF
DD
TT
TT
DDQ
REFI
of transmitting device must track V
Absolute Maximum Ratings
Operating Temperature Condition
Recommended DC Operating Conditions
tracks with V
= 3.9 µS) and to enter to Self Refresh mode at this high temperature range via A7 "1" on EMR (2).
DD
Supply Voltage
Supply Voltage for DLL
Supply Voltage for Output
Input Reference Voltage
Termination Voltage (System)
and V
PARAMETER
DD
DDQ
DDL
PARAMETER
REF
pin relative to V
PARAMETER
DDQ
pin relative to V
pin relative to V
may be selected by the user to provide optimum noise margin in the system. Typically the value of V
DD
, V
and V
DD
DDL
.
DDL
REF
DD
tracks with V
DDQ
supply voltage requirement for SSTL_18 compliance. However under all conditions V
are less than 500mV; V
may not exceed +/-2 % V
SS
SS
SS
SS
of the transmitting device and V
REF
DD
of receiving device.
. AC parameters are measured with V
0.49 x V
V
V
REF
SYMBOL
IN
SYMBOL
MIN.
V
V
V
T
1.7
1.7
1.7
, V
STG
DD
DDQ
DDL
T
T
- 0.04
OPR
OPR
REF
OUT
DDQ
REF
- 37 -
may be equal to or less than 300mV.
(dc).
0.5 x V
REF
TYP.
V
1.8
1.8
1.8
is expected to track variations in V
REF
DDQ
Publication Release Date: Mar. 28, 2011
RATING
-1.0 ~ 2.3
-0.5 ~ 2.3
-0.5 ~ 2.3
-0.5 ~ 2.3
-55 ~ 100
RATING
-40 ~ 95
0 ~ 85
DD
0.51 x V
V
, V
REF
MAX.
DDQ
1.9
1.9
1.9
+ 0.04
and V
DDQ
W971GG6JB
DDDL
UNIT
UNIT
UNIT
°C
°C
°C
V
V
V
V
V
V
V
V
V
tied together.
DDQ
Revision A07
.
1, 2, 3, 4
NOTES
NOTES
NOTES
1, 2, 3
1, 2, 3
1, 2
1, 2
1, 2
1, 2
1, 5
2, 3
DDQ
1
5
4
REF