Details

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BUY ICM7218EIJL https://www.utsource.net/itm/p/12611601.html

Parameter	Description	Min	Typ	Max	Unit
Supply Voltage (Vcc)	Operating voltage range	4.5	-	5.5	V
Operating Temperature	Range for reliable operation	-40	-	85	°C
Storage Temperature	Range for storage	-65	-	150	°C
Output Current (per segment)	Maximum current per segment output	-	25	-	mA
Input Current (per input)	Maximum current per input pin	-	1	-	mA
Power Consumption	Typical power consumption at 5V	-	30	-	mW
Propagation Delay Time	Time delay from input to output	-	20	-	ns
Rise Time	Time to rise from 10% to 90% of output level	-	15	-	ns
Fall Time	Time to fall from 90% to 10% of output level	-	15	-	ns
Quiescent Current	Current when all outputs are off	-	5	-	μA
Logic High Level Input Voltage (VIH)	Minimum voltage recognized as high	3.15	-	-	V
Logic Low Level Input Voltage (VIL)	Maximum voltage recognized as low	-	-	0.85	V
Logic High Level Output Voltage (VOH)	Minimum voltage for high output	4.5	-	-	V
Logic Low Level Output Voltage (VOL)	Maximum voltage for low output	-	-	0.45	V

Instructions for Use:

1. Power Supply:

   • Connect the Vcc pin to a stable 5V supply.
   • Ground the GND pin.

2. Input Signals:

   • Apply logic high (≥ 3.15V) or low (≤ 0.85V) signals to the input pins as required.
   • Ensure that the input current does not exceed 1mA.

3. Output Configuration:

   • The ICM7218EIJL can drive up to 25mA per segment output.
   • Connect the segment outputs to the appropriate load (e.g., LEDs, displays).

4. Temperature Considerations:

   • Operate the device within the temperature range of -40°C to 85°C for optimal performance.
   • Store the device between -65°C and 150°C.

5. Power Consumption:

   • The typical power consumption is 30mW at 5V.
   • Ensure adequate heat dissipation if operating near the maximum power consumption.

6. Timing Parameters:

   • Account for the propagation delay time of 20ns when designing your circuit.
   • Consider the rise and fall times of 15ns for signal integrity.

7. Quiescent Current:

   • When all outputs are off, the quiescent current is typically 5μA.

8. Signal Levels:

   • Ensure that the logic high and low levels meet the specified thresholds to avoid undefined behavior.

9. Handling:

   • Handle the device with care to avoid static damage.
   • Follow standard ESD precautions during assembly and handling.

10. Testing:

    • Test the device under controlled conditions to ensure it meets the specified parameters.
    • Verify the functionality by testing the outputs with known inputs.

(For reference only)