FEATURES

? 1.8V power supply, 1.8V I/O power

? Double-data-rate architecture; two data transfers per clock cycle

? Bidirectional data strobe(DQS)

? Four banks operation

? 1 /CS

? 1 CKE

? Differential clock inputs(CK and CK)

? MRS cycle with address key programs

- CAS Latency ( 2, 3 )

- Burst Length ( 2, 4, 8, 16 )

- Burst Type (Sequential & Interleave)

- Partial Self Refresh Type ( Full, 1/2, 1/4 Array )

- Output Driver Strength Control ( Full, 1/2, 1/4, 1/8 )

? Internal Temperature Compensated Self Refresh

? Deep Power Down Mode

? All inputs except data & DM are sampled at the positive going edge of the system clock(CK).

? Data I/O transactions on both edges of data strobe, DM for masking.

? Edge aligned data output, center aligned data input.

? No DLL; CK to DQS is not synchronized.

? LDM, UDM for write masking only.

? Auto refresh duty cycle

- 7.8us for -25 to 85 °C