深圳市轩成微电子有限公司

Clock frequency: 200, 166, 143 MHz

• Fully synchronous; all signals referenced to a

positive clock edge

• Two banks can be operated simultaneously and

independently

• Dual internal bank controlled by A11 (bank select)

• Single 3.3V power supply

• LVTTL interface

• Programmable burst length

– (1, 2, 4, 8, full page)

• Programmable burst sequence:

Sequential/Interleave

• 2048 refresh cycles every 32ms (Com, Ind, A1

grade) or 16ms (A2 grade)

• Random column address every clock cycle

• Programmable CAS latency (2, 3 clocks)

• Burst read/write and burst read/single write

operations capability

• Burst termination by burst stop and

precharge command

• Byte controlled by LDQM and UDQM

• Packages: 400-mil 50-pin TSOP-II and 60-ball

TF-BGA

• Temperature Grades:

Commercial (0o

C to +70o

C)

Industrial (-40o

C to +85o

C)

Automotive A1 (-40o

C to +85o

C)

Automotive A2 (-40o

C to +105o

C)