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IS43QR85120A

ISSI
Part Number IS43QR85120A
Manufacturer ISSI
Description 4Gb DDR4 SDRAM
Published Nov 7, 2016
Detailed Description IS43/46QR16256A IS43/46QR85120A 512Mx8, 256Mbx16 4Gb DDR4 SDRAM FEATURES PRELIMINARY INFORMATION JULY 2016 • Standard...
Datasheet PDF File IS43QR85120A PDF File

IS43QR85120A
IS43QR85120A


Overview
IS43/46QR16256A IS43/46QR85120A 512Mx8, 256Mbx16 4Gb DDR4 SDRAM FEATURES PRELIMINARY INFORMATION JULY 2016 • Standard Voltage: VDD = VDDQ = 1.
2V, VPP=2.
5V • High speed data transfer rates with system frequency up to 2666 Mbps • Data Integrity - Auto Self Refresh (ASR) by DRAM built-in TS - Auto Refresh and Self Refresh Modes • DRAM access bandwidth - Separated IO gating structures by Bank Groups - Self Refresh Abort - Fine Granularity Refresh • Signal Synchronization - Write Leveling via MR settings - Read Leveling via MPR • Reliability & Error Handling - Command/Address Parity - Data bus Write CRC - MPR readout - Boundary Scan (x16) • Speed Grade (CL-TRCD-TRP) - 2133Mbps / 15-15-15 (-093P) - 2400Mbps / 16-16-16 (-083R) - 2666Mbps / 18-18-18 (-075U) • Signal Integrity - Internal VREFDQ Training - Read Preamble Training - Gear Down Mode - Per DRAM Adressability - Configurable DS for system compatibility - Configurable On-Die Termination - Data bus Inversion (DBI) - Z...


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