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| PartNumber | AS4C32M16D2-25BCN | AS4C32M16D2-25BANTR | AS4C32M16D2-25BAN |
| Description | DRAM 512M, 1.8V, 32M x 16 DDR2 | DRAM 512M 1.8V 400Mhz 32M x 16 DDR2 | DRAM 512M 1.8V 400Mhz 32M x 16 DDR2 |
| Manufacturer | Alliance Memory | Alliance Memory | Alliance Memory, Inc. |
| Product Category | DRAM | DRAM | Memory |
| RoHS | Y | Y | - |
| Type | SDRAM - DDR2 | SDRAM - DDR2 | - |
| Data Bus Width | 16 bit | 16 bit | - |
| Organization | 32 M x 16 | 32 M x 16 | - |
| Package / Case | FBGA-84 | FBGA-84 | - |
| Memory Size | 512 Mbit | 512 Mbit | 512M (32M x 16) |
| Maximum Clock Frequency | 400 MHz | 400 MHz | - |
| Access Time | 0.4 ns | 0.4 ns | - |
| Supply Voltage Max | 1.9 V | 1.9 V | - |
| Supply Voltage Min | 1.7 V | 1.7 V | - |
| Supply Current Max | 85 mA | 85 mA | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Series | AS4C32M16D2 | AS4C32M16D2 | - |
| Packaging | Tray | Reel | Tape & Reel (TR) Alternate Packaging |
| Brand | Alliance Memory | Alliance Memory | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | DRAM | DRAM | - |
| Factory Pack Quantity | 209 | 1000 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Package Case | - | - | 84-TFBGA |
| Operating Temperature | - | - | -40°C ~ 105°C (TC) |
| Interface | - | - | Parallel |
| Voltage Supply | - | - | 1.7 V ~ 1.9 V |
| Supplier Device Package | - | - | 84-FBGA (8x12.5) |
| Memory Type | - | - | DDR2 SDRAM |
| Speed | - | - | 400MHz |
| Format Memory | - | - | RAM |