PartNumber | IS61DDB21M36-250M3 | IS61DDB21M36-250M3L | IS61DDB21M36-275M3 |
Description | SRAM 36Mb 1Mbx36 DDR II Sync SRAM | SRAM 36M (1Mx36) 250MHz DDR II Sync SRAM | SRAM 36M (1Mx36) 275MHz DDR II Sync SRAM |
Manufacturer | ISSI | ISSI | ISSI |
Product Category | SRAM | SRAM | SRAM |
RoHS | N | Y | N |
Memory Size | 36 Mbit | 4 Mbit | 4 Mbit |
Organization | 1 M x 36 | - | 256 k x 18 |
Access Time | 4 ns | 3.1 ns | 3.1 ns |
Maximum Clock Frequency | 250 MHz | 200 MHz | 200 MHz |
Interface Type | Parallel | - | Parallel |
Supply Voltage Max | 1.89 V | 3.465 V | 3.465 V |
Supply Voltage Min | 1.71 V | 3.135 V | 3.135 V |
Supply Current Max | 550 mA | 210 mA | 210 mA |
Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
Maximum Operating Temperature | + 125 C | + 85 C | + 85 C |
Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
Package / Case | BGA-165 | TQFP-100 | TQFP-100 |
Packaging | Tray | Tray | Reel |
Data Rate | DDR | SDR | SDR |
Series | IS61DDB21M36 | IS61NLP12836B | IS61NLP25618A |
Type | Synchronous | Synchronous | Synchronous |
Brand | ISSI | ISSI | ISSI |
Number of Ports | 2 | 4 | 2 |
Moisture Sensitive | Yes | Yes | Yes |
Product Type | SRAM | SRAM | SRAM |
Factory Pack Quantity | 105 | 72 | 800 |
Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
Unit Weight | - | 0.023175 oz | 0.023175 oz |