Details

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BUY LM1307N https://www.utsource.net/itm/p/12612047.html

Below is the parameter table and instructions for the LM1307N, a 14-bit serial-to-parallel shift register with a latch.

LM1307N Parameter Table

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Supply Voltage	VCC	4.5	5.0	5.5	V	-
Input Voltage (High)	VIH	3.15	-	5.5	V	VCC = 5V
Input Voltage (Low)	VIL	0	-	1.85	V	VCC = 5V
Output Voltage (High)	VOH	2.4	3.5	5.0	V	IO = -1.6mA, VCC = 5V
Output Voltage (Low)	VOL	0	0.4	0.5	V	IO = 16mA, VCC = 5V
Propagation Delay Time	tpd	35	-	70	ns	VCC = 5V, fCLK = 10MHz
Latch Enable Time	tLE	10	-	20	ns	VCC = 5V
Clock Period	TCLK	-	100	-	ns	fCLK = 10MHz
Maximum Clock Frequency	fCLK	-	-	10	MHz	-
Operating Temperature Range	TA	-40	-	85	掳C	-
Storage Temperature Range	TSTG	-65	-	150	掳C	-

LM1307N Instructions

1. Power Supply:

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

2. Clock Input (CLK):

   • Apply a clock signal to the CLK pin to shift data into the register.
   • The maximum clock frequency is 10 MHz.

3. Data Input (DIN):

   • Apply the serial data input to the DIN pin during each clock cycle.

4. Latch Enable (LE):

   • Set the LE pin high to enable the latch.
   • When LE is high, the data in the shift register is transferred to the output latches.
   • Set LE low to disable the latch and allow data to be shifted into the register.

5. Output (Q0-Q13):

   • The parallel outputs Q0 to Q13 will reflect the data in the latches when LE is high.

6. Reset (MR):

   • Connect the MR pin to GND to reset the device.
   • When MR is low, all outputs are set to a known state (usually low).

7. Operating Conditions:

   • Ensure that the operating temperature range is between -40掳C and 85掳C.
   • Store the device in a temperature range between -65掳C and 150掳C.

8. Handling Precautions:

   • Handle the device with care to avoid electrostatic discharge (ESD).
   • Use proper grounding and ESD protection when handling the device.

9. Testing:

   • Verify the functionality by applying a known pattern to the DIN pin and observing the output on Q0-Q13.

By following these instructions, you can effectively use the LM1307N in your circuit design.

(For reference only)