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BUY HCF4028BE https://www.utsource.net/itm/p/30640.html
BCD-TO-DECIMAL DECODER
Description: The HCF4028BE is a CMOS programmable timer IC manufactured by STMicroelectronics. It is a 16-pin DIP package with a wide operating voltage range of 2V to 16V. Features: * High accuracy timing: 卤2% * Low power consumption: 0.5mA (typical) * Wide operating voltage range: 2V to 16V * Low input current: 1渭A (typical) * High noise immunity: 0.45V (typical) Applications: * Timing and pulse generation * Frequency division * Pulse width modulation * Pulse position modulation * Sequential timing * Event counting (For reference only)