ST Microelectronics M41 Hoja de datos

No.	parte #	Fabricante	Descripción
1	M41T00	ST Microelectronics	serial real time clock ■ For new designs use M41T00S ■ Counters for seconds, minutes, hours, day, month, years, and century ■ 32 kHz crystal oscillator integrating load capacitance (12.5 pF) providing exceptional oscillator stability and high crystal series resistance oper
2	M41T63	STMicroelectronics	Serial Access Real-Time Clock summary ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32 KHz crystal oscillator integrating load capacitance and high crystal series resistance operation ■ Oscillator stop detection monit
3	M41T315W	STMicroelectronics	Serial access phantom RTC supervisor ■ 3.0V, 3.3V, or 5V operating voltage ■ Real-time clock keeps track of )tenths/hundredths of seconds, seconds, t(sminutes, hours, days, date of the month, cmonths, and years u ■ Automatic leap year correction valid up to 2100 rod ■ Automatic switch-o
4	M41T00S	STMicroelectronics	Serial real-time clock • 2.0 to 5.5 V clock operating voltage • Counters for seconds, minutes, hours, day, date, month, year, and century • Software clock calibration • Automatic switchover and deselect circuitry (fixed reference) • VCC = 2.7 to 5.5 V 2.5 V ≤ VPFD ≤ 2.7 V
5	M41ST87W	STMicroelectronics	5.0 V and 3.3/3.0 V secure serial RTC and NVRAM supervisor ■ ■ ■ ■ ■ ■ 5.0, 3.3, or 3.0 V operation 400 kHz I2C bus NVRAM supervisor to non-volatize external LPSRAM 2.5 to 5.5 V oscillator operating voltage Automatic switchover and deselect circuitry Choice of power-fail deselect voltages – M41ST87Y: THS =
6	M41T315Y	STMicroelectronics	Serial access phantom RTC supervisor ■ 3.0V, 3.3V, or 5V operating voltage ■ Real-time clock keeps track of )tenths/hundredths of seconds, seconds, t(sminutes, hours, days, date of the month, cmonths, and years u ■ Automatic leap year correction valid up to 2100 rod ■ Automatic switch-o
7	M41T315V	STMicroelectronics	Serial access phantom RTC supervisor ■ 3.0V, 3.3V, or 5V operating voltage ■ Real-time clock keeps track of )tenths/hundredths of seconds, seconds, t(sminutes, hours, days, date of the month, cmonths, and years u ■ Automatic leap year correction valid up to 2100 rod ■ Automatic switch-o
8	M41ST85W	ST Microelectronics	5.0 OR 3.0V / 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR SUMMARY s 5.0 OR 3.0V OPERATING VOLTAGE s s SERIAL INTERFACE SUPPORTS I2C BUS (400 KHz) NVRAM SUPERVISOR FOR EXTERNAL LPSRAM OPTIMIZED FOR MINIMAL INTERCONNECT TO MCU 2.5 TO 5.5V OSCILLATOR OPERATING VOLTAGE AUTOMATIC SWITCH-OVER and DESELECT CIRCU
9	M41T0	ST Microelectronics	Serial real-time clock ■ Counters for seconds, minutes, hours, day, date, month, years, and century ■ 32 KHz crystal oscillator integrating load capacitance (12.5 pF) providing exceptional oscillator stability and high crystal series resistance operation ■ Oscillator stop
10	M41T256Y	ST Microelectronics	256 Kbit 32K x8 SERIAL RTC SUMMARY ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 5V OPERATING VOLTAGE SERIAL INTERFACE SUPPORTS EXTENDED I2C BUS ADDRESSING (400kHz) AUTOMATIC SWITCH-OVER AND DESELECT CIRCUITRY POWER-FAIL DESELECT VOLTAGES: – M41T256Y: VCC = 4.5 to 5.5V; VPFD = 4.2 < VPFD
11	M41T00SC64	STMicroelectronics	Real-Time Clock 64-Kbit EEPROM ■ 2.7V to 5.5V supply voltage ■ I2C bus compatible ) ■ Operating temperature of –40 to 85°C t(s ■ Packaging includes: uc – 18-lead SOIC (with embedded crystal) d ■ RoHS compliant Pro ) Serial RTC features (M41T00S) te t(s ■ Counters for seconds, mi
12	M41ST87Y	STMicroelectronics	5.0 V and 3.3/3.0 V secure serial RTC and NVRAM supervisor ■ ■ ■ ■ ■ ■ 5.0, 3.3, or 3.0 V operation 400 kHz I2C bus NVRAM supervisor to non-volatize external LPSRAM 2.5 to 5.5 V oscillator operating voltage Automatic switchover and deselect circuitry Choice of power-fail deselect voltages – M41ST87Y: THS =
13	M41T00CAP	STMicroelectronics	Serial access real-time clock ■ ■ ■ ■ Real-time clock (RTC) with backup battery integrated into package Uses M41T00S enhanced RTC with precision switchover reference 400 kHz I2C serial interface Automatic switchover and deselect circuitry with fixed reference voltage – VCC = 2.7
14	M41T66	STMicroelectronics	Serial real-time clock ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century 32 KHz crystal oscillator integrating load capacitance and high crystal series resistance operation Oscillator stop detection monitors clock op
15	M41T11	STMicroelectronics	Serial real-time clock • Counters for seconds, minutes, hours, day, date, month, years and century • 32 kHz crystal oscillator integrating load capacitance (12.5 pF) providing exceptional oscillator stability and high crystal series resistance operation • Serial interface
16	M41ST84W	ST Microelectronics	5.0 or 3.0V / 512 bit 64 x 8 SERIAL RTC with SUPERVISORY FUNCTIONS SUMMARY s 5.0 OR 3.0V OPERATING VOLTAGE s Figure 1. 16-pin SOIC Package SERIAL INTERFACE SUPPORTS I2C BUS (400 KHz) OPTIMIZED FOR MINIMAL INTERCONNECT TO MCU 2.5 TO 5.5V OSCILLATOR OPERATING VOLTAGE AUTOMATIC SWITCH-OVER and DESELECT CIRCUITRY CHOI
17	M41ST85Y	ST Microelectronics	5.0 OR 3.0V / 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR SUMMARY s 5.0 OR 3.0V OPERATING VOLTAGE s SERIAL INTERFACE SUPPORTS I2C BUS (400 KHz) s NVRAM SUPERVISOR FOR EXTERNAL LPSRAM s OPTIMIZED FOR MINIMAL INTERCONNECT TO MCU s 2.5 TO 5.5V OSCILLATOR OPERATING VOLTAGE s AUTOMATIC SWITCH-OVER and DESELECT C
18	M41T81	ST Microelectronics	Serial access real-time clock  For all new designs use M41T81S  Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century  32 KHz crystal oscillator integrating load capacitance (12.5 pF) providing exceptional oscillator stability
19	M41T94	ST Microelectronics	512 Bit 64 bit x8 SERIAL RTC SPI SRAM 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
20	M41T82	ST Microelectronics	Serial RTC ■ ■ ■ 2.0 to 5.5V clock operating voltage Ultra-low battery supply current of 365nA Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century Programmable clock calibration (analog and digital) Automatic