M41ST87WMX6TR STMicroelectronics, M41ST87WMX6TR Datasheet - Page 46

• Manufacturer Part Number: M41ST87WMX6TR
• Description: IC SUPERVISOR RTC 160X8 28-SOIC
• Manufacturer: STMicroelectronics
• Type: Clock/Calendar/Supervisorr

Specifications of M41ST87WMX6TR

• 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)
• Bus Type: Serial (2-Wire, I2C)
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 2.7V
• Operating Temperature Classification: Industrial
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Pin Count: 28
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6457-2; M41ST87WMX6TR

Part numbering
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Part numbering
Table 20.
Example:
Device type
M41ST
Supply voltage and write protect voltage
87Y = V
87W = V
Package
MX
Temperature range
6 = –40 to 85°C
Shipping method
blank = ECOPACK
TR = ECOPACK
1. The SOX28 package includes an embedded 32,768 Hz crystal.
2. Lead-free second level interconnect and RoHS compliant (by exemption).
For other options, or for more information on any aspect of this device, please contact the
ST sales office nearest you.
THS bit = '1': 4.50 V
V
THS bit = '0': 4.20 V
THS bit = '1': 2.80 V
V
THS bit = '0': 2.55 V
(1)(2)
CC
CC
= 4.5 to 5.5 V
= 2.7 to 3.6 V;
= SOX28
CC
CC
= 4.75 to 5.5 V
= 3.0 to 3.6 V;
Ordering information scheme
®
package, tape & reel
®
package, tubes
V
V
V
V
PFD
PFD
PFD
PFD
4.75 V
4.50 V
3.00 V
2.70 V
M41ST
87Y
MX
M41ST87Y, M41ST87W
6