IS43QR16256B
IS43QR16256B is 256Mb x 16 4Gb DDR4 SDRAM manufactured by ISSI.
- Part of the IS46QR85120B comparator family.
- Part of the IS46QR85120B comparator family.
FEATURES
- 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
- mand/Address Parity
- Data bus Write CRC
- MPR readout
- Boundary Scan (x16 only)
- Speed Grade (CL-TRCD-TRP)
- 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 patibility
- 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
- mand/Address Latency (CAL)
- Maximum Power Saving
- Low power Auto Self Refresh (LPASR)
- Operating Temperature
- mercial (Tc = 0o C to +95 o C)
- Industrial (Tc = -40o C to +95o C)
- Automotive A1 (Tc =
- 40o C to +95o...
