OTP ROM, 256X4, 60NS, TTL
| Lingto Electronic Limited | Quarktwin Technology Ltd. | Acme Chip Technology Co., Limited | |
|---|---|---|---|
| Product Category | Memory Chips | Memory Chips | Memory Chips |
| Product Number | 27S21ADM/B | 27S21ADM/B | 27S21ADM/B |
| Product Name | Memory | Memory | Integrated Circuits (ICs) - Memory - Memory |
