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| 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 |
| メーカー | モデル | 説明 | RFQ |
|---|---|---|---|
ISSI |
IS61DDB21M36-250M3 | SRAM 36Mb 1Mbx36 DDR II Sync SRAM | |
| IS61DDB21M36A-250M3L | SRAM 36Mb 250Mhz 1Mx36 DDR II Sync SRAM | ||
| IS61DDB21M36-250M3L | SRAM 36M (1Mx36) 250MHz DDR II Sync SRAM | ||
| IS61DDB21M36-275M3 | SRAM 36M (1Mx36) 275MHz DDR II Sync SRAM | ||
| IS61DDB21M36-275M3 | SRAM 36M (1Mx36) 275MHz DDR II Sync SRAM | ||
| IS61DDB21M36-250M3 | IC SRAM 36M PARALLEL 165LFBGA | ||
| IS61DDB21M36-250M3L | SRAM 36M (1Mx36) 250MHz DDR II Sync SRAM | ||
| IS61DDB21M36A-250M3L | SRAM 36Mb 250Mhz 1Mx36 DDR II Sync SRAM | ||
| IS61DDB21M36C-250M3L | IC SRAM 36M PARALLEL 165LFBGA | ||
| IS61DDB21M36C-300M3 | IC SRAM 36M PARALLEL 165LFBGA | ||
| IS61DDB21M36C-300M3L | IC SRAM 36M PARALLEL 165LFBGA |