M41ST85WMX6 STMicroelectronics, M41ST85WMX6 Datasheet - Page 30

• Manufacturer Part Number: M41ST85WMX6
• Description: IC RTC 3.0V NVRAM 28SOIC
• Manufacturer: STMicroelectronics
• Type: Clock/Calendar/Supervisorr

Specifications of M41ST85WMX6

• Memory Size: 64B
• 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/Supervisor/Alarm
• Rtc Memory Size: 64 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)
• Memory Configuration: 64 X 8
• Nvram Features: RTC, Internal Battery, XTAL
• Interface Type: I2C, Serial, 2-Wire
• Supply Voltage Range: 2.7V To 3.6V
• Memory Case Style: SO
• No. Of Pins: 28
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2805-5

M41ST85Y, M41ST85W
Figure 25. SH – 4-pin SNAPHAT Housing for 120mAh Battery & Crystal, Package Outline
Note: Drawing is not to scale.
Table 16. SH – 4-pin SNAPHAT Housing for 120mAh Battery & Crystal, Mechanical Data
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Symbol
A1
A2
A3
eA
eB
A
B
D
E
L
Typ
millimeters
eA
21.21
17.27
15.55
D
8.00
7.24
0.46
3.20
2.03
Min
A1
10.54
21.84
18.03
15.95
E
Max
8.51
8.00
0.38
0.56
3.61
2.29
A
Typ
B
inches
0.315
0.285
0.018
0.835
0.680
0.612
0.126
0.080
eB
Min
SHTK-A
A3
L
0.415
0.335
0.315
0.015
0.022
0.860
0.710
0.628
0.142
0.090
Max
A2