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IS43QR81024A

ISSI
Part Number IS43QR81024A
Manufacturer ISSI
Description 8Gb DDR4 SDRAM
Published Jul 22, 2022
Detailed Description IS43/46QR81024A IS43/46QR16512A ® Long-term Support World Class Quality 1Gx8, 512Mbx16 8Gb DDR4 SDRAM FEATURES • Stan...
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IS43QR81024A
IS43QR81024A

Overview
IS43/46QR81024A IS43/46QR16512A ® Long-term Support World Class Quality 1Gx8, 512Mbx16 8Gb DDR4 SDRAM FEATURES • Standard Voltage : VDD = VDDQ = 1.
2V, VPP=2.
5V • High speed data transfer rates with system frequency up to 2933 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 • Speed Grade (CL-TRCD-TRP) - 2400Mbps / 17-17-17 (-083T) - 2666Mbps/ 19-19-19 (-075V) - 2933Mbps / 21-21-21 (-068Y) FEBRUARY 2024 • 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) for Writes - 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 = 0oC to +95oC) - Industrial (Tc = -40°C to +95°C) - Automotive A1 (Tc = -40°C to +95°C) - Automotive A2 (Tc = -40°C to +105°C) - Automotive A3 (Tc = -40°C to +125°C) PROGRAMMABLE FUNCTIONS • Output Driver Impedance (34/48) • CAS Write Latency (9/10/11/12/14/16/18/20) • Additive Latency (0/CL-1/CL- 2) • CS# to Command Address (3/4/5/6/8) • Burst Type (Sequential/Interleaved) • Write Recovery Time (10/12/14/16/18/20/24) • Read Preamble (1T/2T) • Write Preamble (1T/2T) • Burst Length (BL8/BC4/BC4 or 8 on the fly) Options • Configuration : 512Mx16, 1Gx8 • Green Package: - 96-ball BGA (10mm x 14mm, 0.
8mm ball pitch) for x16 - 78-ball BGA (10mm x 14mm, 0.
8mm ball pitch) for x8 ADDRESS TABLE Parameter 512M x16 R...


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