M41T82RM6F STMicroelectronics, M41T82RM6F Datasheet - Page 30

• Manufacturer Part Number: M41T82RM6F
• Description: IC RTC SERIAL W/BATT SW 8-SOIC
• Manufacturer: STMicroelectronics
• Type: Clock/Calendar/Alarmr

Specifications of M41T82RM6F

• Memory Size: 32B
• Time Format: HH:MM:SS:hh (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8279-2; M41T82RM6F

Clock operation
Figure 17. Crystal accuracy across temperature
Table 7.
1. C
2. Maximum negative calibration value.
3. Maximum positive calibration value.
30/61
Addr
12h
LOAD
Frequency (ppm)
calibration
9.75 pF
–18 pF
–100
–120
–140
–160
Analog
= 1/(1/C
–20
–40
–60
–80
value
–7 pF
0 pF
3 pF
5 pF
20
0
Analog calibration values
–40
(3)
(2)
XI
+ 1/C
ACS
–30
D7
(±)
0
0
1
0
1
x
XO
).
(16 pF)
–20
AC6
D6
0
0
0
0
0
1
–10
(8 pF)
AC5
D5
0
0
0
0
1
0
0
(4 pF)
AC4
Doc ID 12578 Rev 12
D4
10
0
0
1
1
0
0
Temperature °C
ΔF = K x (T – T
F
K
= –0.036 ppm/°C
(2 pF)
20
AC3
D3
0
1
0
1
0
1
30
T
(1 pF)
O
AC2
= 25°C ± 5°C
D2
O
0
1
1
1
1
0
)
2
40
2
± 0.006 ppm/°C
(0.5 pF)
AC1
D1
0
0
0
0
1
0
50
(0.25 pF)
60
2
AC0
D0
0
0
0
0
1
0
70
C
34.75 pF
XI
25 pF
28 pF
30 pF
18 pF
80
7 pF
, C
M41T82-M41T83
XO
½(C
C
12.5 pF
17.4 pF
3.5 pF
14 pF
15 pF
LOAD
9 pF
AI07888
XI
, C
(1)
XO
)