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SN74HC47N

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Utsource certified original parts provide the following guarantees:

1. Utsource guarantees 100% original.

2. Utsource certified original parts can be returned and refunded unconditionally within 90 days.

Brand: HLF
DateCode: 18+
Package / Case: DIP16

Model comparison: SN74HC47N vs HGS74HC47 comparison

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Web Site	Package	Brand	Est. Market Price	Description
Texas Instruments (TI)	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出
STMicroelectronics (ST)	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出
DigiKey	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出
Mouser	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出
RS America	DIP-18	STMicro electronics	$2.55	单电源双运算放大器，电源范围3V至32V，短路保护输出单电源双运算放大器，电源范围3V至32V，短路保护输出

The parameters and performance indicators of this product are sourced from the internet. In case of discrepancies, please refer to the manufacturer's technical specifications!！

Product Attributes

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	VCC		2.0	4.5	6.0	V
Input Low Voltage	VI(L)	IOH = ?0.4 mA	0		0.8	V
Input High Voltage	VI(H)	IOL = 1.6 mA	2.0		VCC	V
Output Low Voltage	VO(L)	IOH = ?4.0 mA	0	0.1	0.2	V
Output High Voltage	VO(H)	IOL = 4.0 mA	VCC-0.2	VCC-0.1	VCC	V
Propagation Delay Time	tpd	VCC = 4.5V, TA = 25°C	7		18	ns
Power Dissipation	PD				100	mW

Instructions for SN74HC47N:

Power Supply Connection: Connect the VCC pin to the positive supply voltage (2.0V to 6.0V) and GND pin to ground.
Input Handling: Ensure input voltages are within the specified range for logic low (0V to 0.8V) and logic high (2.0V to VCC).
Output Load: The device can drive up to 4.0 mA per output pin. Ensure connected loads do not exceed this limit.
Propagation Delay: Account for a propagation delay of up to 18ns at typical operating conditions.
Operating Temperature: The device is designed to operate within an ambient temperature range of -40°C to +85°C.
Handling Static Electricity: The IC is sensitive to static electricity; use appropriate precautions during handling.
Mounting: Ensure proper mounting orientation and secure connections to prevent mechanical stress on the pins.

(For reference only)

Description of SN74HC47N

The SN74HC47N is a BCD-to-7-segment decoder/driver IC designed for driving common-anode LED displays or incandescent indicators. It features low power consumption and operates with high-speed performance, making it suitable for applications such as digital clocks, calculators, and other electronic devices requiring numeric display outputs. The IC converts Binary Coded Decimal (BCD) input into signals that can directly drive 7-segment displays.

Key Features

BCD-to-7-segment decoding capability
Supports common-anode displays
Output drive capability for LEDs
Wide operating voltage range: 2V to 6V
Low power consumption

Parameters Table

Parameter	Value	Unit
Supply Voltage (V_CC)	2 to 6	V
Input Voltage (V_IH) High Level	2.0 (min)	V
Input Voltage (V_IL) Low Level	0.8 (max)	V
Output Current per Segment	6 (max)	mA
Propagation Delay Time	130 (typical)	ns
Operating Temperature Range	-40 to +85	°C
Power Dissipation	500 (max)	mW
Package Type	PDIP	-

Applications

Numeric Display Systems
Digital Clocks and Timers
Industrial Control Panels
Consumer Electronics

Pin Configuration

The SN74HC47N comes in a 16-pin PDIP package. The pins are configured as follows:

Pins 1-4: BCD Input Pins (A, B, C, D)
Pins 5-11: Segment Outputs (a through g)
Pin 12: Lamp Test Input
Pin 13: Blanking Input
Pin 14: Ripple Blanking Output
Pins 15-16: Ground (GND) and Supply Voltage (V_CC)

Conclusion

The SN74HC47N is a versatile and efficient BCD-to-7-segment decoder/driver that simplifies the process of interfacing numeric displays with digital systems. Its robust design and reliable performance make it an excellent choice for various display applications. By converting BCD inputs into corresponding 7-segment patterns, it minimizes the need for additional circuitry, reducing overall system complexity.

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≥1:	US $0.26093	US $0.23483	US $0.23483

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All UTSOURCE purchases have a 90 days money back return policy, plus a 100 days UTSOURCE warranty against any manufacturing defects.This warranty shall not apply to any item where defects have been caused by improper customer assembly, failure by customer to follow instructions, product modification, negligent or improper operation.

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SN74HC47N

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HLF Technology Co.,Ltd.

Total products: 244Total sales: 526

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