| PartNumber | AS4C8M32S-7TCN | AS4C8M32S-7BCN | AS4C8M32S-7BCNTR |
| Description | DRAM SDRAM,256M,3.3V 143Mhz,8M x 32 | DRAM 256Mb, 3.3V, 143Mhz 8M x 32 SDRAM | DRAM 256Mb, 3.3V, 143Mhz 8M x 32 SDRAM |
| Manufacturer | Alliance Memory | Alliance Memory | Alliance Memory |
| Product Category | DRAM | DRAM | DRAM |
| RoHS | Y | Y | Y |
| Type | SDRAM | SDRAM | SDRAM |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Organization | 8 M x 32 | 8 M x 32 | 8 M x 32 |
| Package / Case | TSOP-86 | TFBGA-90 | TFBGA-90 |
| Memory Size | 256 Mbit | 256 Mbit | 256 Mbit |
| Maximum Clock Frequency | 143 MHz | 133 MHz | 133 MHz |
| Access Time | 5.4 ns | 5.4 ns | 5.4 ns |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 3 V | 3 V | 3 V |
| Supply Current Max | 100 mA | 220 mA | 220 mA |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Series | AS4C8M32S | AS4C8M32S | AS4C8M32S |
| Packaging | Tray | Tray | Reel |
| Brand | Alliance Memory | Alliance Memory | Alliance Memory |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | DRAM | DRAM | DRAM |
| Factory Pack Quantity | 108 | 190 | 2000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Operating Supply Voltage | - | 3.3 V | 3.3 V |