The HEF4521BT,653 is an integrated circuit (IC) component that belongs to the HEF4521B series of CMOS devices. It is a programmable timer/counter IC manufactured by NXP Semiconductors. The IC is designed to function as a 24-stage binary counter with one input section and seven fully integrated flip-flops. Here is an overview and some key features of the IC component:
1. Integrated Circuit Type: HEF4521BT,653 is a programmable binary counter IC.
2. Package Type: The IC is available in a standard SOIC (Small Outline Integrated Circuit) package having a TSSOP-16 footprint.
3. Supply Voltage: The recommended operating voltage ranges from 3 V to 15 V.
4. Counter Stages: It incorporates 24-stage binary counters.
5. Flip-Flops: The IC includes seven integrated flip-flops (D-type) to store and manipulate data.
6. Binary Encoding: It supports binary encoding and decoding.
7. Timer/Counter Function: The IC can be used as a timer, counter, or frequency divider.
8. Data Control: It allows control of the binary count through data inputs.
9. Output Control: The IC provides complementary outputs for easy interface with other digital circuits.
10. Cascadable: Multiple ICs can be cascaded to increase the counting range
