IS46QR16256A

IS43/46QR16256A ® Long-term Support World Class Quality 256Mbx16 4Gb DDR4 SDRAM FEATURES FEBRUARY 2018 ‡ Standard Voltage : VDD = VDDQ = 1.2V, VPP=2.5V ‡ High speed data transfer rates with system frequency up to 2400 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 (Not Supported) - Data bus Write CRC - MPR readout - Boundary Scan ‡ Speed Grade (CL-TRCD-TRP) - 2133Mbps / 15-15-15 (-093P) - 2400Mbps / 16-16-16 (- 083R) ‡ 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) - ZQ Calibration for DS/ODT impedance accuracy via external ZQ pad (240 ohm +/- 1%) ‡ Power Saving and efficiency - POD with VDDQ termination - Command/Address Latency (CAL) - Maximum Power Saving - Low power Auto Self Refresh (LPASR) ‡ Operating Temperature - Commercial ( Tc = 0 oC to + 95 oC) - Industrial ( Tc = - 40 oC to + 95oC) - Automotive A1 ( Tc = - 40 oC to + 95 oC) - Automotive A2 ( Tc = - 40 oC to + 105 oC) PPROGRAMMABLE FUNCTIONS ‡ Output Driver Impedance (34/48) ‡ CAS Write Latency (9/0/11/12/14/16/18) ‡ Additive Latency...