Low Power DDR2 SDRAM

Low Power DDR2 SDRAMs (Low Power Double Data Rate SDRAMs 2nd generation) are memories with 1.8/1.2 V power supply, designed with specific features to reduce power consumption.
All ICs are RoHS compliant.

* Status: P - mass production, S - samples, UD - under development, N - not recommended for new design.

Chip Description Density
(organization)
Clock
  frequency  
Supply
  voltage  
[V]
Operating
temperature
[°C]
   Package    Status *
Automotive Commercial
& Industrial
W978H6KBV
  • synchronous burst mode interface
  • burst length: 4, 8, 16
  • 4 banks
  • differential clock inputs
  • data mask for write data
  • Self Refresh mode
  • Power-down and Deep Power-down modes
  • operating temperature range: extended (E), industrial (I), automotive
  • compliance with AEC-Q100 automotive specification
  • low power consumption
256 Mbit
(16Mx16)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
N N
W978H2KBV 256 Mbit
(8Mx32)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
N N
W979H6KBV
  • synchronous burst mode interface
  • burst length: 4, 8, 16
  • 4 banks
  • differential clock inputs
  • data mask for write data
  • Self Refresh mode
  • Power-down and Deep Power-down modes
  • operating temperature range: extended (E), industrial (I), automotive
  • compliance with AEC-Q100 automotive specification
  • low power consumption
512 Mbit
(32Mx16)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
P N
W979H2KBV 512 Mbit
(16Mx32)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
P N
W97AH6KBV
  • synchronous burst mode interface
  • burst length: 4, 8, 16
  • 8 banks
  • differential clock inputs
  • data mask for write data
  • Self Refresh mode
  • Power-down and Deep Power-down modes
  • operating temperature range: extended (E), industrial (I), automotive
  • compliance with AEC-Q100 automotive specification
  • low power consumption
1 Gbit
(64Mx16)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
N N
W97AH2KBV 1 Gbit
(32Mx32)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
N N
W97AH6NBV 1 Gbit
(64Mx16)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
P P
W97AH2NBV 1 Gbit
(32Mx32)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
P P
W97BH6MBV
  • synchronous burst mode interface
  • burst length: 4, 8, 16
  • 8 banks
  • differential clock inputs
  • data mask for write data
  • Self Refresh mode
  • Power-down and Deep Power-down modes
  • operating temperature range: extended (E), industrial (I), automotive
  • compliance with AEC-Q100 automotive specification
  • low power consumption
2 Gbit
(128Mx16)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
N P
W97BH2MBV 2 Gbit
(64Mx32)
400 MHz
533 MHz
1.8 (VDD1)

1.2
(VDD2/VDDCA/VDDQ)
-25 – +85 (E)
-40 – +85 (I)

Automotive
VFBGA-134
(10x11.5-mm)
N P




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