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ADS6616A4A-5 Datasheet(PDF) 1 Page - A-Data Technology |
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ADS6616A4A-5 Datasheet(HTML) 1 Page - A-Data Technology |
1 / 8 page A-Data ADS6616A4A Synchronous DRAM 1M x 16 Bit x 4 Banks General Description The ADS6616A4A are four-bank Synchronous DRAMs organized as 1,048,576 words x 16 bits x 4 banks, Synchronous design allows precise cycle control with the use of system clock I/O transactions are possible on every clock cycle. Range of operating frequencies, programmable burst length and programmable latencies allow the same device to be useful for a variety of high bandwidth high performance memory system applications Features • JEDEC standard LVTTL 3.3V power supply • MRS Cycle with address key programs -CAS Latency (2 & 3) -Burst Length (1,2,3,8,& full page) -Burst Type (sequential & Interleave) • 4 banks operation • All inputs are sampled at the positive edge of the system clock • Burst Read single write operation • Auto & Self refresh • 4096 refresh cycle • DQM for masking • Package:54-pins 400 mil TSOP-Type II Ordering Information. Part No. Frequency Interface Package ADS6616A4A-5 200Mhz LVTTL 400mil 54pin TSOPII ADS6616A4A-6 166Mhz LVTTL 400mil 54pin TSOPII ADS6616A4A-7 143Mhz LVTTL 400mil 54pin TSOPII ADS6616A4A-7.5 133Mhz LVTTL 400mil 54pin TSOPII Pin Assignment 54 53 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 52 51 50 49 48 47 46 45 44 43 36 37 35 34 33 41 42 40 39 38 32 31 30 29 Vss DQ15 VssQ DQ14 DQ13 VDDQ DQ12 DQ11 VSSQ DQ10 DQ9 VDDQ DQ8 VSS NC UDQM CLK CKE NC A11 A9 A8 A7 A6 A5 A4 VSS VDD DQ0 VDDQ DQ1 DQ2 VSS DQ3 DQ4 VDDQ DQ5 DQ6 VSSQ DQ7 VDD LDQM /WE /CAS /RAS /CS BA0 BA1 A10/AP A0 A1 A2 A3 VDD 54-pin plastic TSOP II 400 mil Rev 1.1 April, 2001 1 |
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