PT6398_10 Datasheet, PDF (1/5 Pages) Princeton Technology Corp – Automotive Digital Clock

Automotive Digital Clock
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URL:http://www.princeton.com.tw
PT6398
DESCRIPTION
PT6398 is an automotive digital clock CMOS LSI. It drives fluorescent indicator panel directly. It can be
driven by a 4.194304MHz crystal oscillator or an external clock signal (1024Hz). It has 4-ways display
brightness control function and its display format is 12 hours.
FEATURES
• 4.194304MHz crystal oscillator
• 4-ways display brightness control
(Segment duty for Static: 1, 1/4, 1/8, 1/16; Grid duty for dynamic: 6.25%, 12.5%, 25%, 50%)
• Hour and Minutes setting
• ±30 Minutes auto correction
• 1024Hz signal output
• Segment output: CMOS output
• Internal POR (Power on Reset Circuit)
• 44 pin LQFP
• Static and dynamic driving selected
PT6398 V1.0
-1-
March, 2008