产品名称：【供应】电子表IC SG1304详细说明：
Ø 5 Functions: Month, Date, Hour, Minute, Second.
Ø 30-second alarm sound.
Ø Chime on every hour.
Ø User selectable 12-hour/24-hour format.
Ø 4 year calendar
Ø One-touch correction of time error within ±30 seconds
Ø Alarm, Chime enable/disable operation.
Ø 2-switch sequential operation.
Ø LCD test.
Ø Single-chip CMOS construction
Ø Drives 4-digit duplexed LCD with PM/AM-Time, alarm mark and chime mark
Ø
Ø Direct drive of piezoelectric transducer
Ø Low power dissipation
Ø 32,768Hz crystal frequency
Ø On-chip oscillator, capacitor and resistors
Ø On-chip voltage doubler
Ø Single 1.5V battery operation
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