X-On Electronics has gained recognition as a prominent supplier of M41ST87WMX6TR Real Time Clock across the USA, India, Europe, Australia, and various other global locations. M41ST87WMX6TR Real Time Clock are a product manufactured by STMicroelectronics. We provide cost-effective solutions for Real Time Clock, ensuring timely deliveries around the world.

M41ST87WMX6TR STMicroelectronics

M41ST87WMX6TR electronic component of STMicroelectronics
M41ST87WMX6TR STMicroelectronics
M41ST87WMX6TR Real Time Clock
M41ST87WMX6TR  Semiconductors

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Part No. M41ST87WMX6TR
Manufacturer: STMicroelectronics
Category: Real Time Clock
Description: Real Time Clock (RTC) IC Clock/Calendar 128B I²C, 2-Wire Serial 28-SOIC (0.295", 7.50mm Width)
Datasheet: M41ST87WMX6TR Datasheet (PDF)
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)
1: USD 18.7354 ea
Line Total: USD 18.74 
Availability - 9
Ship by Fri. 09 May to Wed. 14 May
MOQ: 1  Multiples: 1
Pack Size: 1
Availability Price Quantity
9
Ship by Fri. 09 May to Wed. 14 May
MOQ : 1
Multiples : 1
1 : USD 18.7354
10 : USD 11.9297
30 : USD 11.6547
100 : USD 11.4146

   
Manufacturer
Product Category
RoHS - XON
Icon ROHS
RTC Bus Interface
Time Format
RTC Memory Size
Supply Voltage - Max
Supply Voltage - Min
Maximum Operating Temperature
Minimum Operating Temperature
Mounting Style
Package / Case
Packaging
Battery Backup Switching
Function
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We are delighted to provide the M41ST87WMX6TR from our Real Time Clock category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the M41ST87WMX6TR and other electronic components in the Real Time Clock category and beyond.

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M41ST87W 5.0 and 3.3/3.0 V secure serial RTC and NVRAM supervisor with tamper detection and 128 bytes of clearable NVRAM Datasheet - production data Two independent power-fail comparators (1.25 V reference) Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, 28-pin, (300 mil) year, and century SOX28, embedded crystal 128 bytes of clearable, general purpose NVRAM Programmable alarm and interrupt function (valid even during battery backup mode) Programmable watchdog timer SSOP20 Unique electronic serial number (8-byte) 32 kHz frequency output available upon power-on Features Microprocessor power-on reset output 5.0, 3.3, or 3.0 V operation 2 Battery low flag 400 kHz I C bus Ultra-low battery supply current of 500 nA NVRAM supervisor to non-volatize external (typ) LPSRAM 2.5 to 5.5 V oscillator operating voltage Security features Automatic switchover and deselect circuitry Choice of power-fail deselect voltages Tamper indication circuits with timestamp M41ST87Y: (not recommended for new and RAM clear design, contact ST sales office for LPSRAM clear function (TP ) CLR availability) Packaging includes a 28-lead, embedded THS = 1: V 4.63 V crystal SOIC and a 20-lead SSOP PFD V = 4.75 to 5.5 V CC Oscillator stop detection THS = 0: V 4.37 V PFD V = 4.5 to 5.5 V CC M41ST87W: THS = 1: V 2.9 V PFD V = 3.0 to 3.6 V CC THS = 0: V 2.63 V PFD V = 2.7 to 3.6 V CC May 2016 DocID9497 Rev 11 1/54 www.st.com This is information on a product in full production. Contents M41ST87W Contents 1 Description....................................................................................... 6 2 Operating modes ........................................................................... 12 2.1 2-wire bus characteristics ................................................................ 13 2.1.1 Bus not busy ..................................................................................... 13 2.1.2 Start data transfer ............................................................................. 13 2.1.3 Stop data transfer ............................................................................. 13 2.1.4 Data valid .......................................................................................... 13 2.1.5 Acknowledge .................................................................................... 13 2.2 READ mode .................................................................................... 15 2.3 WRITE mode ................................................................................... 17 2.4 Data retention mode ........................................................................ 17 2.5 Tamper detection circuit .................................................................. 18 2.6 Tamper register bits (tamper 1 and tamper 2) ................................. 18 2.6.1 Tamper enable bits (TEB1 and TEB2) ............................................. 18 2.6.2 Tamper bits (TB1 and TB2) .............................................................. 18 2.6.3 Tamper interrupt enable bits (TIE1 and TIE2) .................................. 19 2.6.4 Tamper connect mode bit (TCM1 and TCM2) ................................. 19 2.6.5 Tamper polarity mode bits (TPM1 and TPM2) ................................. 19 2.6.6 Tamper detect sampling (TDS1 and TDS2) ..................................... 21 2.6.7 Tamper current high/tamper current low (TCHI/ 1 and TCHI/ 2) .................................................................................................... 21 2.6.8 RAM clear (CLR1 and CLR2) ........................................................... 21 2.6.9 RAM clear external (CLR1 and CLR2 ) - available in SOX28 EXT EXT package only .................................................................................................... 21 2.7 Tamper detection operation ............................................................ 25 2.8 Sampling ......................................................................................... 25 2.9 Internal tamper pull-up/down current ............................................... 26 2.10 Avoiding inadvertent tampers (normally closed configuration) ........ 26 2.11 Tamper event time-stamp ............................................................... 27 3 Clock operation ............................................................................. 28 3.1 Power-down time-stamp ................................................................. 28 3.2 TIMEKEEPER registers................................................................. 29 3.3 Calibrating the clock ........................................................................ 31 3.4 Setting alarm clock registers ........................................................... 32 3.5 Watchdog timer ............................................................................... 34 2/54 DocID9497 Rev 11

Tariff Desc

8542.39.23 No ..Linear/analogue and peripheral integrated circuits, timers, voltage regulators, A/D and D/A converters, telecommunication and modem integrated circuits, other than board level products Free

Electronic integrated circuits- Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
C-Max (VA)
SG3
ST
ST MICROELECTRONICS
ST2
ST7
STM
STMICRELECTRONICS
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