m41t00s STMicroelectronics, m41t00s Datasheet - Page 13

• Manufacturer Part Number: m41t00s
• Description: Serial Access Real-time Clock
• Manufacturer: STMicroelectronics

Figure 11. Crystal Accuracy Across Temperature
Figure 12. Clock Calibration
Frequency (ppm)
NORMAL
POSITIVE
CALIBRATION
NEGATIVE
CALIBRATION
–100
–120
–140
–160
–20
–40
–60
–80
20
0
–40
–30
–20
–10
0
10
Temperature C
F
K
F = K x (T – T
= –0.036 ppm/ C
20
T
30
O
= 25 C ± 5 C
O
)
2
40
2
± 0.006 ppm/ C
50
60
2
70
80
AI07888
AI00594B
M41T00S
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