| PartNumber | IS46DR16640B-25DBLA1-TR | IS46DR16640B-25DBLA2 | IS46DR16640B-25DBLA1 |
| Description | DRAM Automotive,1G,1.8V DDR2 64Mx16,400Mhz | DRAM 1G (64Mx16) 400MHz 1.8v DDR2 SDRAM | DRAM Automotive 1G,1.8V 64Mx16 DDR2 SDRAM |
| Manufacturer | ISSI | ISSI | ISSI |
| Product Category | DRAM | DRAM | DRAM |
| RoHS | Y | Y | Y |
| Type | SDRAM - DDR2 | SDRAM - DDR2 | SDRAM - DDR2 |
| Data Bus Width | 16 bit | 16 bit | 16 bit |
| Organization | 64 M x 16 | 64 M x 16 | 64 M x 16 |
| Package / Case | BGA-84 | BGA-84 | BGA-84 |
| Memory Size | 1 Gbit | 1 Gbit | 1 Gbit |
| Maximum Clock Frequency | 400 MHz | 400 MHz | 400 MHz |
| Access Time | 2.5 ns | 2.5 ns | 2.5 ns |
| Supply Voltage Max | 1.9 V | 1.9 V | 1.9 V |
| Supply Voltage Min | 1.7 V | 1.7 V | 1.7 V |
| Supply Current Max | 110 mA | 110 mA | 110 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 95 C | + 105 C | + 95 C |
| Series | IS46DR16640B | IS46DR16640B | IS46DR16640B |
| Packaging | Reel | Tray | Reel |
| Brand | ISSI | ISSI | ISSI |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Voltage | 1.8 V | 1.8 V | 1.8 V |
| Product Type | DRAM | DRAM | DRAM |
| Factory Pack Quantity | 2500 | 209 | 209 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |