M41T94 PDF 데이터시트 검색

M41T94 512 Bit (64 bit x8) SERIAL RTC (SPI) SRAM FEATURES SUMMARY s 2.7 TO 5.5V OPERATING VOLTAGE s s Figure 1. 16-pin SOIC Package SERIAL PERIPHERAL INTERFACE (SPI) 2.5 TO 5.5V OSCILLATOR OPERATING VOLTAGE AUTOMATIC SWITCH-OVER and DESELECT CIRCUITRY CHOICE OF POWER-FAIL DESELECT VOLTAGES (VCC = 2.7 to 5.5V): THS = VSS; 2.55V ≤ VPFD ≤ 2.70V THS = VCC; 4.20V ≤ VPFD ≤ 4.50V Figure 2. 28-pin SOIC Package 16 1 s SO16 (MQ) s s COUNTERS FOR TENTHS, HUNDREDTHS OF SECONDS, SECONDS, MIN