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SM8577B Datasheet(PDF) 3 Page - Nippon Precision Circuits Inc

Part # SM8577B
Description  Real-time Clock IC
PDF  10 Pages
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Manufacturer  NPC [Nippon Precision Circuits Inc]
Direct Link  http://www.npc.co.jp/en
Logo NPC - Nippon Precision Circuits Inc

SM8577B Datasheet(HTML) 3 Page - Nippon Precision Circuits Inc

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SM8577B
NIPPON PRECISION CIRCUITS—3
SPECIFICATIONS
Absolute Maximum Ratings
VSS = 0 V
Recommended Operating Conditions
VSS = 0 V
Oscillator Characteristics
VSS = 0 V, Ta = 25 °C, CG = 12 pF, Seiko Epson C-002SH crystal (CI = 30 kΩ, CL = 6 pF) unless otherwise
noted
P arameter
Symbol
Condition
Rating
Unit
Supply voltage range
VDD
−0.3 to 7.0
V
Input voltage range
VIN
VSS − 0.3 to VDD + 0.3
V
Output voltage range
VOUT
VSS − 0.3 to VDD + 0.3
V
Storage temperature range
Tstg
−55 to 125
°C
Power dissipation
PD
150
mW
Soldering temperature
Tsld
255
°C
Soldering time
tsld
10
s
P arameter
Symbol
Condition
Rating
Unit
Supply voltage range
VDD
2.5 to 5.5
V
Operating temperature range
Topr
−40 to 85
°C
P arameter
Symbol
Condition
Rating
Unit
min
typ
m a x
Oscillator start time
tSTA
VDD = 2.5 V
–
–
3
s
Oscillator start voltage
VSTA
1.5
–
–
V
Oscillator stop voltage
VSTO
–
–
1.5
V
Frequency voltage characteristic
f/V
VDD = 2.0 to 5.5 V
−2
–
+2
ppm/V
Frequency accuracy
ε
VDD = 5.0 V
−10
–
+10
ppm
Output capacitance
CD
VDD = 5.0 V
–
12
–
pF



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