W9864G2JB数据手册集成电路（IC）的存储器规格书PDF

描述 Description

The W9864G2JB is a 64M SDRAM and speed involving -6/-6I/-6A/-6K and -7/-7I

特性 Features

•3.3V± 0.3V for -6, -6I, 6A and -6K speed grade power supply
• 2.7V~3.6V for -7 and 7I grade power supply
• Up to 166MHz clock Frequency
• 524,288 words x 4 banks x 32 bits organization
• Self Refresh Mode
• CAS Latency: 2 & 3
• Burst Length: 1, 2, 4, 8 and full page
• Sequential and Interleave Burst
• Burst Read, Single Write Mode
• Byte data Controlled by DQM0-3
• Auto-precharge and controlled precharge
• 4K refresh cycles/64mS, @ -40°C≦ TA / TcaseE≦ 85 °C
• 4K refresh cycles/16mS, @ 85°C≦ TA / TcaseE≦ 105 °C
• Interface: LVTTL
• Not support self refresh function with TA / TcaseE> 85°C
• Package:TFBGA 90 Ball (8 x 13 mm2),RoHS compliant