M41ST87WMX6 STMicroelectronics, M41ST87WMX6 Datasheet - Page 53

• Manufacturer Part Number: M41ST87WMX6
• Description: IC SUPERVISOR RTC 160X8 28-SOIC
• Manufacturer: STMicroelectronics
• Type: Clock/Calendar/Supervisorr

Specifications of M41ST87WMX6

• Memory Size: 160B
• Time Format: HH:MM:SS:hh (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC, 28-SOH (8.48mm Width)
• Function: Clock/Calendar/Alarm/Timer Interrupt
• Rtc Memory Size: 160 Byte
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: Serial (2-Wire, I2C)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5370-5; M41ST87WMX6

M41ST87Y, M41ST87W
9
Revision history
Table 25.
11-Sep-2003
28-Mar-2006
10-Sep-2008
31-Mar-2010
23-Apr-2003
15-Jun-2004
29-Jun-2005
25-Jan-2011
10-Jul-2003
7-Sep-2004
May-2002
Date
Document revision history
Revision
2.1
2.2
1
2
3
4
5
6
7
8
9
Document promoted to preliminary data.
Update tamper information (
Update maximum ratings
First issue.
Update electrical, charge pump, and clock information
19, 20).
Reformatted; added lead-free information; updated characteristics
(Figure
Clarify NC connections, add inadvertent tamper, update MX attribute
(Figure
Update to “Avoiding inadvertent tamper paragraph“ paragraph.
Reformatted document and title change; updated cover page,
15, 20,
Added SSOP 20-pin package (updated cover page,
4, 5, 13, 28,
Table
Figure
Section
Section
Section
Section
Section
document.
5.0 V version of device (M41ST87Y) is not recommended for new design
(updated cover page,
(Figure
18, 21,
Doc ID 9497 Rev 9
15.16, 19, 24, 27, 28, text in
Section 6: Package mechanical
2;
2, 21;
31, 32, 33,
2.1.5,
2.6.5,
2.8,
3.3,
3.13,
Table
Table
Section
Section
Section
Section
Table
Section
Section
1, 14, 17, 24).
1, 2,
Table
1, 6, 24).
3,
3.4,
8); updated
Table
3.16,
2.4,
2.6.6,
Section
Section
Section
22, 23).
(Table
Section
Section
24); added tape and reel specifications
Figure
Section
3.0.1,
3.4,
Changes
14).
3.8,
Table
2.5,
Section
4, 5, 14, 15, 16;
3.17,
Section
2.6.8,
Section
Section
data.
Section
11, 14, 17, 18, 24,
Section
Section
1,
3.8, added
3.1,
3.9,
Section
2.6.1,
6; reformatted
Section
Section
Section
2.6.9,
Table
(Table
Section
2,
Revision history
Figure
Section
Section
17, 4, 12).
3.2,
3.11,
Figure
1.1,
17;
Figure
2.6.3,
3, 30,
Figure
Figure
2.1,
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1,
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