|
GENERAL DESCRIPTION W981216BH is a high-speed synchronous dynamic random access memory (SDRAM), organized as 2M words x 4 banks x 16 bits. Using pipelined architecture and 0.175 μm process technology, W981216BH delivers a data bandwidth of up to 143M words per second (-7). To fully comply with the personal computer industrial standard, W981216BH is sorted into three speed grades: -7, -75, and - 8H. The -7 is compliant to the 143 MHz/CL3 or PC133/CL2 specification, the -75 is compliant to the PC133/CL3 specification, the -8H is compliant to the PC100/CL2 specification. For handheld device application, we also provide a low power option, the grade of 75L, with Self Refresh Current under 600μA. FEATURES • 3.3V ±0.3V Power Supply • Up to 143 MHz Clock Frequency • 2,097,152 Words x 4 banks x 16 bits organization • Self Refresh Mode: Standard and Low Power • CAS Latency: 2 and 3 • Burst Length: 1, 2, 4, 8, and full page • Burst Read, Single Writes Mode • Byte Data Controlled by DQM • Power-Down Mode • Auto-precharge and Controlled Precharge • 4K Refresh cycles / 64 mS • Interface: LVTTL • Packaged in TSOP II 54 pin, 400 mil - 0.80
|