Details

---

BUY ICM7217BIPI https://www.utsource.net/itm/p/12596480.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	Vcc	4.5	5.0	5.5	V	Operating voltage range
Supply Current (Active)	Icc	-	15	-	mA	Typical supply current in active mode
Supply Current (Standby)	Isb	-	1	-	μA	Typical supply current in standby mode
Operating Temperature	Topr	-40	-	85	°C	Operating temperature range
Storage Temperature	Tstg	-65	-	150	°C	Storage temperature range
Output Current per Segment	Iseg	-	25	-	mA	Maximum output current per segment
Character Height	Hc	-	14	-	mm	Typical character height for 7-segment displays
Digit Count	N	4	-	-	-	Number of digits supported
Refresh Rate	fref	-	300	-	Hz	Typical refresh rate for multiplexed displays
Duty Cycle	D	1/2	-	1/8	-	Supported duty cycles
Baud Rate	Baud	-	9600	-	bps	Typical baud rate for serial communication

Instructions for Using the ICM7217BIPI

1. Power Supply:

   • Connect the Vcc pin to a 4.5V to 5.5V power supply.
   • Connect the GND pin to the ground.

2. Serial Communication:

   • Use the serial input (SI) pin to send data to the ICM7217BIPI.
   • Set the baud rate to 9600 bps for typical operation.
   • Use the clock (SCK) pin to synchronize data transmission.
   • The enable (E) pin should be pulled low to enable data reception.

3. Display Configuration:

   • Configure the display parameters such as digit count, duty cycle, and character height using the appropriate commands.
   • Set the brightness level by adjusting the output current per segment (Iseg).

4. Data Transmission:

   • Send data in the form of 8-bit commands or data bytes.
   • Each command or data byte should be followed by a clock pulse on the SCK pin.

5. Multiplexing:

   • For multiplexed displays, set the duty cycle according to the number of digits.
   • Ensure the refresh rate is at least 300 Hz to avoid flickering.

6. Standby Mode:

   • To enter standby mode, pull the enable (E) pin high.
   • In standby mode, the supply current is reduced to approximately 1 μA.

7. Reset:

   • A reset can be performed by pulling the reset (RST) pin low for at least 100 μs and then releasing it.

8. Error Handling:

   • Monitor the status pins for any errors or faults during operation.
   • Implement error handling routines to manage any issues that arise.

By following these instructions, you can effectively use the ICM7217BIPI to control and drive 7-segment displays with ease.

(For reference only)