M41ST85WMH6 STMicroelectronics, M41ST85WMH6 Datasheet - Page 7

• Manufacturer Part Number: M41ST85WMH6
• Description: Real Time Clock RO 511-M41ST85WMH6E
• Manufacturer: STMicroelectronics

Specifications of M41ST85WMH6

• Function: Clock, Calendar, Supervisor, Alarm
• Rtc Memory Size: 64 B
• 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
• Package / Case: SO-28
• Time Format: HH:MM:SS:hh
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

M41ST85W
Caution:
M4T28-BR12SH1 (48 mAh) and M4T32-BR12SH1 (120 mAh). For the extended
temperature requirement, the 120 mAh M4T32-BR12SH6 is available. For more information,
see
Do not place the SNAPHAT
lithium button-cell battery.
The 300 mil SOX embedded crystal SOIC typically requires a user-supplied battery for non-
volatile operation. Capacitor backup can also be implemented with this package.
Figure 1.
1. For 28-pin, 300 mil embedded crystal SOIC only.
Table 19 on page
Logic diagram
38.
RSTIN1
RSTIN2
SDA
SCL
WDI
®
PFI
EX
battery/crystal top in conductive foam, as this will drain the
V CC
M41ST85W
V SS
V BAT (1)
E CON
RST
IRQ/FT/OUT
SQW
PFO
V OUT
AI03658
Description
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