Click to expand full text
IS43/46TR16256EC, IS43/46TR16256ECL, IS43/46TR85120EC, IS43/46TR85120ECL
512Mx8, 256Mx16 4Gb DDR3 SDRAM with On-Chip ECC
FEATURES • Standard Voltage: VDD and VDDQ = 1.5V ± 0.075V • Low Voltage (L): VDD and VDDQ = 1.35V + 0.1V, -0.067V
- Backward compatible to 1.5V
• 8 internal banks for concurrent operation • 8n-Bit pre-fetch architecture • Programmable CAS Latency • Programmable Additive Latency: 0, CL-1,CL-2 • Programmable CAS WRITE latency (CWL) based
on tCK
• Programmable Burst Length: 4 and 8 • Programmable Burst Sequence: Sequential or
Interleave
• BL switch on the fly • Auto Self Refresh(ASR) • Self Refresh Temperature(SRT) • Refresh Interval:
7.8 µs (8192 cycles/64 ms) Tc= -40°C to 85°C 3.9 µs (8192 cycles/32 ms) Tc= 85°C to 95°C 1.95 µs (8192 cycles/16 ms) Tc= 95°C to 105°C 0.