Click to expand full text
IS43R16160A
16Meg x 16 256-MBIT DDR SDRAM
FEATURES
ISSI
DEVICE OVERVIEW
®
PRELIMINARY INFORMATION NOVEMBER 2005
• • • • • • • • •
Clock Frequency: 200, 166 MHz Power supply (VDD and VDDQ) DDR 333: 2.5V + 0.2V DDR 400: 2.6V + 0.1V SSTL 2 interface Four internal banks to hide row Pre-charge and Active operations Commands and addresses register on positive clock edges (CK) Bi-directional Data Strobe signal for data capture Differential clock inputs (CK and CK) for two data accesses per clock cycle Data Mask feature for Writes supported
DLL aligns data I/O and Data Strobe transitions with clock inputs • Half-strength and Full-strength drive strength options • Programmable burst length for Read and Write operations • Programmable CAS Latency (2, 2.5, or 3 www.DataSheet4U.