This datasheet is about K4B4G0446A and K4B4G0846A, they are 4Gb A-die DDR3 SDRAM 78FBGA with Lead-Free & Halogen-Free (RoHS compliant)
The Samsung K4B4G0846A is a 4 Gb A‑die DDR3 SDRAM offered in a 78‑ball FBGA package (x4 and x8). The datasheet provides ordering information, key features, mechanical dimensions, pinout diagrams, and electrical characteristics.
It covers supported speed grades (DDR3‑800 to DDR3‑1600), voltage requirements (1.5 V + 0.075 V), timing parameters, and IDD current specifications, along with absolute maximum ratings and AC/DC operating conditions.
| Memory density | 4 Gb |
|---|---|
| Package type | 78‑ball FBGA (x4/x8) |
| Operating voltage | 1.5 V + 0.075 V |
| Supported speed grades | DDR3‑800, DDR3‑1066, DDR3‑1333, DDR3‑1600 |
| CAS latency options | 6, 7, 9, 11 |
| Number of banks | 8 |
It uses a 78‑ball FBGA package available in x4 and x8 configurations.
The device operates from a single 1.5 V + 0.075 V power supply.
Supported speed grades are DDR3‑800, DDR3‑1066, DDR3‑1333, and DDR3‑1600.
It is a 4 Gb (4 Gigabit) A‑die DDR3 SDRAM.