IS42S16400B1 Overview
The 64Mb SDRAM is a high speed CMOS, dynamic random-access memory designed to operate in 3.3V memory systems containing 67,108,864 bits. Internally configured as a quad-bank DRAM with a synchronous interface. Each 16,777,216-bit bank is organized as 4,096 rows by 256 columns by 16 bits.
IS42S16400B1 Key Features
- Clock frequency: 133 MHz
- Fully synchronous; all signals referenced to a positive clock edge
- Internal bank for hiding row access/precharge
- Single 3.3V power supply
- LVTTL interface
- Programmable burst length
- (1, 2, 4, 8, full page)
- Programmable burst sequence: Sequential/Interleave
- Self refresh modes
- 4096 refresh cycles every 64 ms