CY14B104 CY14B104M CY14B104M-ZSP45XI -- 4 Mbit (512K x 8/256K x 16) nvSRAM with Real Time Clock
Features
■ 25 ns and 45 ns access times
■ Internally organized as 512 K × 8 (CY14B104K) or 256 K × 16 (CY14B104M)
■ Hands off automatic STORE on power-down with only a small capacitor
■ STORE to QuantumTrap nonvolatile elements is initiated by software, device pin, or AutoStore on power-down
■ RECALL to SRAM is initiated by software or power-up
■ High reliability
■ Infinite read, write, and RECALL cycles
■ 1 million STORE cycles to QuantumTrap
■ 20 year data retention
■ Single 3-V +20%, –10% operation
■ Data integrity of Cypress nvSRAM combined with full-featured real time clock (RTC)
■ Watchdog timer
■ Clock alarm with programmable interrupts
■ Capacitor or battery backup for RTC
■ Industrial temperature
■ 44-pin and 54-pin thin small outline package (TSOP II)
■ Pb-free and restriction of hazardous substances (RoHS) compliant
| 格式 - 存储器 |
RAM |
| 存储器类型 |
NVSRAM（非易失 SRAM） |
| 存储容量 |
4M (256K x 16) |
| 速度 |
45ns |
| 接口 |
并联 |
| 电压 - 电源 |
2.7 V ~ 3.6 V |
| 工作温度 |
-40°C ~ 85°C |
| 封装/外壳 |
54-TSOP（0.400"，10.16mm 宽） |
| 供应商器件封装 |
54-TSOP II |
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