The AM27S21A/B2A is a 20-pin quad flat no-lead chip carrier (QFN) one-time programmable (OTP) ROM IC from AMD. It operates within a temperature range of -55°C to 125°C and has a maximum supply voltage of 5.5V and a minimum supply voltage of 4.5V. The IC has a maximum supply current of 0.13A and a maximum access time of 40ns. It is available in a 8.89mm x 8.89mm QFN package and is compliant with screening levels 38535Q/M, 38534H, and 883B.
AMD AM27S21A/B2A technical specifications.
| Max Operating Temperature | 125 |
| Number of Terminals | 20 |
| Min Operating Temperature | -55 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-CQCC-N20 |
| Width | 8.89 |
| Length | 8.89 |
| Pin Count | 20 |
| Number of Functions | 1 |
| Temperature Grade | MILITARY |
| Supply Voltage-Nom (Vsup) | 5 |
| Supply Voltage-Max (Vsup) | 5.5 |
| Supply Voltage-Min (Vsup) | 4.5 |
| Supply Current-Max | 0.13 |
| Number of Words | 256 |
| Number of Words Code | 256 |
| Memory IC Type | OTP ROM |
| Parallel/Serial | PARALLEL |
| Access Time-Max | 40 |
| Screening Level | 38535Q/M;38534H;883B |
| RoHS | No |
| Eccn Code | EAR99 |
| HTS Code | 8542.32.00.71 |
| REACH | unknown |
| Military Spec | True |
Download the complete datasheet for AMD AM27S21A/B2A to view detailed technical specifications.
No datasheet is available for this part.