16x1 Character LCD FSTN Transflective Large - MCU
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16x1 Character LCD FSTN Transflective Large - MCU
- 💹 Enjoy a 20% discount for orders over 500
- 📉 A 15% discount is available for orders ranging from 200 to 499
- 🎁 A 10% discount is available for orders ranging from 50 to 199
- 🎁 A 5% discount is available when ordering 10-49
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16×1 Character LCD FSTN Transflective Large – MCU
DM-LCD1601-413 is a 16-character by 1-line FSTN positive transflective LCD module designed for embedded character display applications. Built around the ST7066U controller IC, it supports a 6800-series MPU parallel interface in 4-bit or 8-bit mode for straightforward MCU integration.
The module operates from 5V logic power, uses a 122.0 × 33.0 × 13.5 mm maximum outline, and is specified with a 6:00 view direction. Its FSTN transflective construction and white LED backlight support ambient-light and backlight-assisted viewing.
Verified Technical Specifications
All parameters below are written specifically for DM-LCD1601-413 and sourced from its datasheet. Use these values for display selection, mechanical layout, interface review, and sample evaluation.
| Parameter | Specification |
|---|---|
| Product Model | DM-LCD1601-413 |
| Display Format | 16 characters × 1 line |
| Display Mode | FSTN Positive, Transflective |
| Module Dimension | 122.0 × 33.0 × 13.5 mm (MAX) |
| Controller IC | ST7066U |
| Interface | 6800 Series MPU Parallel Interface (4-bit or 8-bit mode) |
| Power Supply (VDD) | 5.0V typical (4.5V to 5.5V range) |
| Supply Current (IDD) | 1.2 mA typical (1.0 to 1.5 mA) at VDD = 5.0V |
| View Direction | 6:00 |
| Duty | 1/16 |
| Backlight | White LED, 3.5V typical (3.4 to 3.6V), 32 mA typical (40 mA max) |
| Input Voltage Low (VIL) | VSS to 0.6V |
| Input Voltage High (VIH) | 0.7 × VDD to VDD |
| Contrast Ratio | 5 (Typ) |
| Response Time | 300 ms (Typ), 400 ms (Max) at 25°C |
| Luminance (without LCD) | 600 cd/m² (Typ), 480 cd/m² (Min) |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -30°C to +80°C |
| Weight | 47.7 g |
FSTN Transflective Display Technology
The following design characteristics are aligned with the DM-LCD1601-413 datasheet and the ST7066U controller documentation.
FSTN Positive Transflective Mode
The Film Super-Twisted Nematic (FSTN) positive transflective display is designed for character readability under ambient light and with the integrated LED backlight. This matches the DM-LCD1601-413 display mode and white LED backlight configuration.
ST7066U Character Memory and Addressing
The ST7066U controller provides CGROM and CGRAM for standard and custom character generation. In this DM-LCD1601-413 module, the 16 characters are mapped in the datasheet block diagram as a 2-line display mode address layout: character positions 1–8 use DDRAM addresses 00–07, and positions 9–16 use 40–47.
6:00 View Direction with 1/16 Duty
The module is specified with a 6:00 viewing direction and 1/16 duty drive. The datasheet lists typical view angles of 30° top, 60° bottom, 45° left, and 45° right for this FSTN transflective version.
Optical and Electrical Performance
The data below provides engineers with reference values for brightness planning, power budgeting, and display comparison during sample evaluation.
Pin Configuration and Interface Details
The DM-LCD1601-413 uses a 16-pin interface for 6800-series MPU parallel communication. Pin names, control signals, logic power, contrast input, data bus, and backlight pins are listed below according to the datasheet.
| Pin | Symbol | Description |
|---|---|---|
| 1 | VSS | Ground |
| 2 | VDD | Supply voltage for logic |
| 3 | VO | Operating voltage for LCD (variable, contrast adjustment) |
| 4 | RS | H: Data, L: Instruction code |
| 5 | R/W | H: Read, L: Write |
| 6 | E | Chip enable signal |
| 7 | DB0 | Data bit 0 |
| 8 | DB1 | Data bit 1 |
| 9 | DB2 | Data bit 2 |
| 10 | DB3 | Data bit 3 |
| 11 | DB4 | Data bit 4 |
| 12 | DB5 | Data bit 5 |
| 13 | DB6 | Data bit 6 |
| 14 | DB7 | Data bit 7 |
| 15 | A | Backlight supply (+) |
| 16 | K | Backlight supply (–) |
6800 MPU Interface
Bus modes: 8-bit or 4-bit parallel (selectable via Function Set instruction, DL bit)
Control signals: RS (register select), R/W (read/write), E (enable)
Data bus: DB0–DB7 (DB4–DB7 used in 4-bit mode)
Initialization: Follow the instruction-based initialization sequence in the datasheet for 8-bit or 4-bit mode (fosc = 270 kHz)
Timing Parameters (Write)
Enable cycle time: 1200 ns min
Enable pulse width: 140 ns min
Address setup time: 0 ns min
Address hold time: 10 ns min
Data setup time: 40 ns min
Data hold time: 10 ns min
Enable rise/fall time: 25 ns max
Industry Applications
The DM-LCD1601-413 is suitable for embedded products that require a simple 16-character status, setting, or measurement display through an MCU/MPU parallel interface.
Industrial Control
Control panels, industrial instruments, and sensor readouts that need a compact 16-character display within the specified -20°C to +70°C operating range.
Portable Instruments
Portable meters, handheld equipment, and compact instruments where a low-current character LCD interface is preferred.
Consumer Electronics
Home appliances, POS terminals, and embedded devices using ST7066U-compatible character LCD commands and a 4-bit or 8-bit parallel bus.
Reliability Test Conditions
The test conditions below are taken from the DM-LCD1601-413 reliability section. Function tests are conducted after 4 hours of storage at normal temperature and humidity after removal from the test chamber.
Engineering Notes
The following items should be reviewed before PCB layout, sample evaluation, and product integration. Confirm final design details with the DM-LCD1601-413 datasheet and the DisplayModule engineering team.
Contrast Adjustment
The VO pin (pin 3) is the LCD operating-voltage input for contrast adjustment. The datasheet block diagram shows an external contrast adjustment circuit between VDD, VO, and VSS; confirm the optimal VO setting during sample evaluation.
Interface Mode Selection
The module supports 8-bit and 4-bit MPU interface modes, selected via the Function Set instruction (DL bit). In 4-bit mode, data is transferred in two nibbles via DB4–DB7. Review the initialization sequence for your chosen mode in the datasheet.
Backlight Drive
The white LED backlight is driven through pins 15 (A, anode) and 16 (K, cathode) at 3.5V typical (3.4 to 3.6V) with 32 mA typical current (40 mA max). Confirm current limiting requirements for your design.
Initialization Sequence
Follow the instruction-based initialization sequence specified in the datasheet for 8-bit or 4-bit mode (fosc = 270 kHz). Check the busy flag (BF) or observe the required instruction execution timing before sending subsequent commands.
View Direction and Mounting
The module is specified with a 6:00 view direction (bottom view). Confirm the mounting orientation in your product enclosure to match the intended viewing angle.
Sample and Volume
Contact DisplayModule for sample availability, lead time, MOQ, packing method, and customization scope before committing to a project timeline.
Frequently Asked Questions
What controller IC does the module use?
The DM-LCD1601-413 uses the ST7066U controller IC, which supports 6800-series MPU parallel interface in 8-bit or 4-bit mode and includes a built-in character generator ROM.
What interface modes are supported?
The module supports 8-bit and 4-bit 6800-series MPU parallel interface modes, selectable via the Function Set instruction (DL bit). In 4-bit mode, data is transferred via DB4 through DB7.
What is the power supply requirement?
The logic supply voltage (VDD) is 5.0V typical, with an operating range of 4.5V to 5.5V. The typical supply current is 1.2 mA at 5V. The backlight requires 3.5V typical at 32 mA.
What is the module size and weight?
The module measures 122.0 × 33.0 × 13.5 mm (MAX) and weighs 47.7 grams. Review the mechanical drawing in the datasheet for detailed dimensions and mounting hole positions.
What is the operating temperature range?
The operating temperature range is -20°C to +70°C. The storage temperature range is -30°C to +80°C. Review the reliability test conditions in the datasheet for environmental tolerance details.
How can I get technical support or samples?
The DM-LCD1601-413 datasheet and ST7066U controller documentation are available for download below. For sample availability, lead time, MOQ, and customization, contact the DisplayModule engineering team.
Download Official Documents
Download the DM-LCD1601-413 datasheet for the official electrical characteristics, optical data, timing parameters, pin descriptions, instruction tables, initialization sequences, reliability conditions, and mechanical drawings. This product page is specified for DM-LCD1601-413: FSTN positive, transflective, white LED backlight. The ST7066U controller documentation provides additional controller-level command and memory reference.
DM-LCD1601-414 and DM-LCD1601-415 are included below only as related 16×1 LCD series datasheets. They are not the specification source for this FSTN transflective product page, because their optical mode, backlight, contrast, viewing angle, and/or electrical data differ from DM-LCD1601-413.