How does a priority encoder work?
How does a priority encoder work?
The Priority Encoder solves the problems mentioned above by allocating a priority level to each input. The priority encoders output corresponds to the currently active input which has the highest priority. So when an input with a higher priority is present, all other inputs with a lower priority will be ignored.
How many inputs are there in 10 line to 4 line priority encoder?
Nine input lines
This device features priority encoding of the inputs to ensure that only the highest order data line is encoded. Nine input lines are encoded to a four line BCD output.
How many inputs are there in decimal to binary priority encoder IC 74147?
74147 is a priority decimal-to-BCD encoder IC, which accepts 9 active-LOW inputs (I1, I2, I3, I4, I5, I6, I7, I8, I9) to produce an active-LOW 4-bit binary code (BCD: Y3 Y2 Y1 Y0). For example, if I9 input is LOW, then it is active.
What is IC 74147?
IC-74147 is a Decimal to BCD Priority Encoder. It is a TTL encoder that featured priority decoding of the inputs to ensure that only the highest-order data line is encoded. The ‘147 and ‘LS147 devices encode nine data lines to four-line (8-4-2-1) BCD.
What is NC in IC 74147?
15 – Not Connected (NC) Pin No. 16 – Vcc or positive power supply.
What IC is IC 74147?
Decimal to BCD Priority Encoder
IC–74147: IC-74147 is a Decimal to BCD Priority Encoder. It is a TTL encoder that featured priority decoding of the inputs to ensure that only the highest-order data line is encoded.
What is IC 74148?
Description:- 74HC148 is a 16 Pin 8-Line to 3-Line Priority Encoder IC having 2V to 6V Operating Voltage range with 5.2mA output current and low power consumption. It encodes Eight Data Lines to 3-Line Binary. It features priority decoding of the inputs to ensure that only the highest-order data line is encoded.
What is encoder V?
The output V indicates if the input is valid. 4 to 2 Priority Encoder.