K4S280832A is a 128Mbit SDRAM from Samsung, organized as 4 x 4,194,304 words by 8 bits. It is manufactured using SAMSUNG's high performance CMOS technology. This device supports multiple operating frequencies, programmable burst length and programmable latency, and can be used in a variety of high bandwidth, high performance memory system applications.
The K4S280832A is a 128 Mbit CMOS SDRAM organized as 4 M × 8 bit × 4 banks, offering synchronous operation with LVTTL compatibility. It is fabricated with Samsung's high‑performance CMOS technology and supports standard 3.3 V power supplies.
Key specifications include a supply voltage range of 3.0‑3.6 V (typical 3.3 V), maximum operating frequencies up to 133 MHz (CL = 3), CAS latencies of 2 or 3, and a 54‑pin TSOP package. The datasheet details absolute maximum ratings, DC/AC characteristics, pin functions, and timing tables for designers.
| Capacity | 128 Mbit |
|---|---|
| Organization | 4 M × 8 bit × 4 banks |
| Supply voltage (typical) | 3.3 V (range 3.0‑3.6 V) |
| Maximum operating frequency | 133 MHz (CL = 3) |
| CAS latency | 2 or 3 |
The typical supply voltage is 3.3 V, with an allowed range from 3.0 V to 3.6 V.
The K4S280832A‑TC/L75 can operate up to 133 MHz (CAS latency = 3).
The device contains four banks.
It is supplied in a 54‑pin TSOP package.