IN7200

w display brightness control function and its display format is 12 hours. U 4 t DIGITAL CLOCK IC AUTOMOTIVE e e h S a DESCRIPTION at .D IN7200 is a automotive digital clock, CMOS LSI. Itw drives fluorescent indicator panel directly. It can w be driven by a 4.194304 MHz crystal oscillator or an external clock signal (1024 Hz). It has 4-ways FEATURES 4.194304 MHz crystal oscillator 4-ways display brightness control ( Segment signal duty: 1, 1/2, 1/4, 1/8 ) Hours and Minutes Setting ± 30 seconds auto correction 1024 Hz external clock drive 1024 Hz SIGNAL output Segment Output: P-channel open drain 40 DIP package MS-011AC Improved Power on Reset ABSOLUTE MAXIMUM RATINGS (Ta = 25 °C) Parameter Power Supply Voltage Input Voltage Output Voltage Operating Temperature Storage Temperature 40 m o .c TECHNICAL DATA IN7200 DIP-40 DC CHARACTERISTICS (Ta=25°C, RH≤70%, CD=CG=15pF, Xtal=4.194304MHz) Characteristic Power Supply Voltage Power Supply Current Leakage Current High Level Output Current(1) High Level Output Current(2) Low Level Output Current(3) High Level Input Current(4) High Level Input Current(5) External Clock Duty OSC. Feedback Resistance w w w t a .D S a VIN Ta TSTG VOUT e h U 4 t e .c 1 m o Symbol Specification − 0.5 ~ + 8.0 VSS − 0.3 ~ VDD + 0.3 VDD − 30 ~ VDD + 0.3 − 40 ~ + 85 − 55 ~ + 125 Unit V V V °C °C VDD - VSS .D (VDD-VSS=3.0~7.0V, Ta = −40 ~ +85°C, RH≤70%, CD=CG=15pF, Xtal=4.194304MHz) w w w Symbol VDD-VSS IDD IOFF IOH1 IOH2 IO...