M41ST84WMQ6E STMicroelectronics, M41ST84WMQ6E Datasheet - Page 30

• Manufacturer Part Number: M41ST84WMQ6E
• Description: IC RTC 3.0V 512BIT NVRAM 16SOIC
• Manufacturer: STMicroelectronics
• Type: Clock/Calendar/Supervisorr

Specifications of M41ST84WMQ6E

• 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: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-2802-5; M41ST84WMQ6

DC and AC parameters
Figure 18. Power down/up mode AC waveforms
Table 14.
1. Valid for ambient operating temperature: T
2. V
3. V
4. Programmable (see
30/36
Symbol
V
t
t
t
rec
PFD
CC
PFD
t
FB
t
PFD
F
t
RB
R
(2)
(3)
(4)
V CC
V PFD (max)
V PFD (min)
V SO
INPUTS
RST
OUTPUTS
passes V
(max) to V
(min) to V
Power down/up AC characteristics
V
V
PFI to PFO propagation delay
V
V
Power up deselect time
PFD
PFD
PFD
SS
PFD
PFO
SS
PFD
to V
(min).
fall time of less than t
(max) to V
(min) to V
(min) to V
(min) fall time of less than t
Table 7 on page
(PER CONTROL INPUT)
PFD
VALID
(min) V
RECOGNIZED
SS
PFD
tF
PFD
V
(max) V
(min) V
CC
CC
Parameter
26)
rise time
fall time
FB
CC
CC
may cause corruption of RAM data.
A
= –40 to 85°C; V
tFB
fall time
rise time
F
(1)
may result in deselection/write protection not occurring until 200 µs after
Doc ID 7530 Rev 9
tDR
CC
DON'T CARE
= 2.7 to 3.6 V (except where noted).
HIGH-Z
tRB
Min
300
10
10
40
1
tR
Typ
15
(PER CONTROL INPUT)
tREC
RECOGNIZED
VALID
Max
200
25
M41ST84W
AI03681
Unit
ms
µs
µs
µs
µs
µs