Bit-Tree Creativity - 0.56-inch 1-Digit Digital Tube Module (74HC595)

0.56-inch 1-Digit Digital Tube Module (74HC595)(A047)

BIT-TREE 0.56-inch 1-digit digital tube module adopts 74HC595 serial drive. Only 3 signal wires are required to control digital display. It supports 3.3V-5V wide voltage power supply with stable brightness and simple wiring. Ideal for digital counting, fraction display, status indication, kids programming education and other scenarios.

74HC595 Serial Drive Adopts 74HC595 shift register for serial driving, simplifies control logic and improves driving stability of the digital tube.

IO Port Saving & Easy to Use Only 3 MCU IO ports are occupied, greatly saving controller resources, convenient for wiring and secondary development.

0.56-inch High Brightness 0.56-inch high-brightness digital tube, clear display, wide viewing angle, stable luminous effect under long-time operation.

BIT-TREE CREATIVITY

STEAM skills like programming will be a core competency for the next generation, and the time to cultivate this ability is now.

Parameter Category	Item	Specification Details
Basic Information	Product Model	A047
Basic Information	Full Module Name	0.56‑inch 1‑Digit Digital Tube Module (74HC595)
Basic Information	Digital Tube Specification	0.56‑inch single digit; common‑anode / common‑cathode optional; with built‑in decimal point segment
Basic Information	PCB Dimension	48.00mm × 24.00mm, 4 standard mounting holes on PCB
Basic Information	Core Driver Chip	74HC595 8‑bit serial‑in parallel‑out shift register
Basic Information	Product Weight	Weight with enclosure: 15g; Bare‑board weight: 6g
Basic Information	Applicable Scenarios	Equipment counting, running status indication, simple numerical display, MCU teaching experiments
Electrical Parameters	Operating Voltage	3.3V~5V DC, compatible with MCUs such as Arduino / STM32 / ESP32
Electrical Parameters	Driving Mode	Serial shift driving, occupies only 3 IO pins of the MCU
On‑board Components	Core Components	74HC595 shift driver chip, digital tube current‑limiting resistors, power‑supply filter capacitors, power indicator LED
Control Interface CN1 Pin	GND	Power common ground; must share ground with the MCU system
Control Interface CN1 Pin	VCC	Positive terminal for module power supply, connect to 3.3V/5V power source
Control Interface CN1 Pin	DATA	Serial data input, transmits segment code data for the digital tube
Control Interface CN1 Pin	CLK	Synchronous clock pin, controls serial data shifting
Control Interface CN1 Pin	LATCH	Latch signal pin; latches output and refreshes display after data transmission completes
Display Characteristics	Displayable Characters	Digits 0~9, decimal point, partial hexadecimal letters A~F
Control Logic	Data Flow	MCU sends segment code → 74HC595 shift buffer → latch parallel output → light up corresponding segments of digital tube
Packaging Solution	Optional Packaging	① Anti‑static bag soft package ② White card hanging blister box ③ Kraft paper carton

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