M41ST87WMX6TR STMicroelectronics, M41ST87WMX6TR Datasheet - Page 44

• 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

DC and AC parameters
Table 18.
1. Valid for ambient operating temperature: T
2. V
3. V
4. Programmable (see
44/48
Symbol
200 µs after V
t
t
PFD
PFD
t
FB
t
t
t
PFD
F
PD
t
RB
rec
R
(2)
(3)
(max) to V
(min) to V
Power down/up AC characteristics
V
V
EX at V
PFI to PFO propagation delay
V
V
Power-up deselect time
PFD
PFD
PFD
SS
CC
SS
PFD
passes V
to V
fall time of less than t
(max) to V
(min) to V
(min) to V
(min) fall time of less than t
Table 12 on page
IH
PFD
before power down
(min) V
PFD
SS
PFD
PFD
(min).
V
(max) V
(min) V
CC
CC
Parameter
fall time
rise time
39)
FB
CC
CC
may cause corruption of RAM data.
A
= –40 to 85°C; V
fall time
rise time
F
(1)
may result in deselection/write protection not occurring until
CC
= 4.5 to 5.5 V or 2.7 to 3.6 V (except where noted).
Min
300
10
10
96
0
1
Typ
15
M41ST87Y, M41ST87W
98
Max
25
(4)
Unit
ms
µs
µs
µs
µs
µs
µs