KK7100

TECHNICAL DATA AUTOMOTIVE DIGITAL CLOCK IC DESCRIPTION KK7100 is a automotive digital clock, CMOS LSI. It drives fluorescent indicator panel directly. It can be driven by a 4.194304 MHz crystal oscillator or an external clock signal (1024 Hz). It has 4-ways display brightness control function and its display format is 12 hours. KK7100 DIP-40 FEATURES 4.194304 MHz crystal oscillator 4-ways display brightness control ( Segment signal duty: 1, 1/4, 1/8, 1/16 ) 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 ABSOLUTE MAXIMUM RATINGS (Ta = 25 °C) Parameter Power Supply Voltage Input Voltage Output Voltage www.DataSheet4U.com 40 1 Symbol VDD - VSS VIN VOUT Ta TSTG 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 Operating Temperature Storage Temperature 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 Symbol VDD-VSS IDD IOFF IOH1 IOH2 IOL IIH1 IIH2 CLD RF Test Conditions No output loads, VDD=6V VDD-VSS =5.0V VDD-VSS=3.0V, VDD-VOUT=0.5V VDD-VSS=3.0V, VDD-VOUT=0.5V VDD-VSS=3.0V, VOUT –VSS=0.5V VIN=VDD=6V V...