256Kbit CMOS STATIC RAM 32K-WORD BY 8Bit
Description
The µPD43256B is a high speed, low power, and 262,144 bits 32,768 words by 8 bits CMOS static RAM. Battery backup is available. And A and B versions are wide voltage operations. The µPD43256B is packed in 28-pin plastic DIP, 28-pin plastic SOP and 28-pin plastic TSOP I 8 x 13.4 mm.
Features
•32,768 words by 8 bits organization
•Fast access time: 70, 85, 100, 120, 150 ns MAX.
•Low voltage operation A version: VCC= 3.0 to 5.5 V, B version: VCC= 2.7 to 5.5 V
•Low VCC data retention: 2.0 V MIN.
• /OE input for easy application
| 型号/品牌 | 代替类型 | 替代型号对比 |
|---|---|---|
UPD43256BGU-85LL NEC 日本电气 | 当前型号 | 当前型号 |
TC55257BFL-85L 东芝 | 功能相似 | UPD43256BGU-85LL和TC55257BFL-85L的区别 |
TC55257BFL-85LT 东芝 | 功能相似 | UPD43256BGU-85LL和TC55257BFL-85LT的区别 |