AS4C32M8D1-5TCN Alliance Memory

AS4C32M8D1-5TCN AS4C32M8D1-5TIN Revision History AS4C32M8D1 - 66pin TSOPII PACKAGE Revision Details Date Rev 1.0 Preliminary datasheet Jun 2016 Alliance Memory Inc. 511 Taylor Way, San Carlos, CA 94070 TEL: (650) 610-6800 FAX: (650) 620-9211 Alliance Memory Inc. reserves the right to change products or specification without notice Confidential - 1/57 - Rev.1.0 June 2016AS4C32M8D1-5TCN AS4C32M8D1-5TIN Features Description - High speed data transfer rates with system The AS4C32M8D1 is a four bank DDR DRAM frequency up to 200 MHz organized as 4 banks x 8Mbit x 8. The AS4C32M8D1 - Data Mask for Write Control achieves high speed data transfer rates by employing a - Four Banks controlled by BA0 & BA1 chip architecture that prefetches multiple bits and then - Programmable CAS Latency: 2.5, 3, 4 synchronizes the output data to a system clock. - Programmable Wrap Sequence: Sequential All of the control, address, circuits are synchronized or Interleave with the positive edge of an externally supplied clock. - Programmable Burst Length: I/O transactions are occurring on both edges of DQS. 2, 4, 8 for Sequential Type Operating the four memory banks in an interleaved 2, 4, 8 for Interleave Type fashion allows random access operation to occur at a - Automatic and Controlled Precharge Command higher rate than is possible with standard DRAMs. A - Power Down Mode sequential and gapless data rate is possible depending - Auto Refresh and Self Refresh on burst length, CAS latency and speed grade of the - Refresh Interval: 8192 cycles/64 ms device. - Available in 66-pin 400 mil TSOP - SSTL-2 Compatible I/Os - Double Data Rate (DDR) - Bidirectional Data Strobe (DQS) for input and output data, active on both edges - On-Chip DLL aligns DQ and DQs transitions with CK transitions - Differential clock inputs CK and CK - Power Supply 2.5V 0.2V for DDR333, 2.6V 0.1V for DDR400 - tRAS lockout supported - Concurrent auto precharge option is supported Table 1. Ordering Information Part Number Org Temperature MaxClock (MHz) Package AS4C32M8D1-5TCN 32Mx8 Commercial 0C to 70C 200 66-pin TSOPII 66-pin TSOPII AS4C32M8D1-5TIN 32Mx8 Industrial -40C to 85C 200 Table 2. Speed Grade Information Speed Grade Clock Frequency CAS Latency tRCD (ns) tRP (ns) DDR1-400 200MHz 3 15 15 Confidential - 2/57 - Rev.1.0 June 2016