M41ST87WSS6F STMicroelectronics, M41ST87WSS6F Datasheet - Page 51
![IC SUPERVISOR RTC/NVRAM 20-SSOP](/photos/37/60/376091/ssop-20_sml.jpg)
M41ST87WSS6F
Manufacturer Part Number
M41ST87WSS6F
Description
IC SUPERVISOR RTC/NVRAM 20-SSOP
Manufacturer
STMicroelectronics
Type
Clock/Calendar/Supervisorr
Specifications of M41ST87WSS6F
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
20-SSOP
Function
Clock, Timestamp, Timekeeper, Watchdog, Alarm, Calendar, Timer, Timer Interrupt
Rtc Memory Size
1280 bit
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
Supply Current
500 nA
Clock Format
Ss
Clock Ic Type
RTC
Interface Type
I2C
Memory Configuration
128 X 8
Supply Voltage Range
2.7V To 3.6V
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-10616-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M41ST87WSS6F
Manufacturer:
FSC
Quantity:
6 000
Part Number:
M41ST87WSS6F
Manufacturer:
ST
Quantity:
20 000
M41ST87Y, M41ST87W
9
Revision history
Table 23.
11-Sep-2003
28-Mar-2006
10-Sep-2008
31-Mar-2010
23-Apr-2003
15-Jun-2004
29-Jun-2005
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
Document promoted to preliminary data.
Update tamper information (
Update maximum ratings
document.
First issue.
Update electrical, charge pump, and clock information
Figure
Reformatted; added lead-free information; updated characteristics
(Figure
Clarify NC connections, add inadvertent tamper, update MX attribute
(Figure
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
Update to “Avoiding inadvertent tamper paragraph“ paragraph.
18, 21,
Doc ID 9497 Rev 8
5, 19, 20).
15.16, 19, 24, 27, 28, text in
Section 6: Package mechanical
2;
2, 21;
2.1.5,
2.6.5,
2.8,
3.3,
3.13,
Table
Table
Section
Section
Section
Section
Table
Section
Section
1, 14, 17, 22).
1, 2,
1, 6, 22).
3,
3.4,
8); updated
3.16,
2.4,
2.6.6,
Section
Section
Section
(Table
Section
Section
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
Section
data.
11, 14, 17, 18, 22,
Section
Section
1,
3.8, added
3.1,
3.9,
Section
2.6.1,
6; reformatted
Section
Section
Section
2.6.9,
Table
Section
(Table
2,
Revision history
Figure
Section
Section
17, 4, 12).
3.2,
3.11,
Figure
1.1,
17;
Figure
2.6.3,
3, 30,
Figure
2.1,
10, 11,
2.7,
51/52
4,
1,