S1D13706F00 - QVGA LCD Controller, 80KB SRAM, 100-TQFP | Epson
MPN: S1D13706F00 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.85 | $7.85 |
| 10 | $7.2 | $72.00 |
| 100 | $6.4 | $640.00 |
| 500 | $5.75 | $2,875.00 |
| 1,000 | $5.1 | $5,100.00 |
S1D13706F00 Overview
A QVGA LCD controller is a specialized display driver IC that generates the timing signals, pixel data, and backlight control needed to drive a small-format LCD panel from a host processor. Within the broader hierarchy, the S1D13706F00 belongs to the LCD controller category, which sits under display drivers & controllers, a sub-family of interface ICs in the integrated circuits tree. It is commonly used in embedded designs where a discrete FPGA-based timing generator would be impractical.
Key features include an embedded 80 KB SRAM frame buffer that eliminates the need for external video memory, support for both 8-bit and 16-bit host interfaces, hardware rotation (swivel view) of 90/180/270 degrees, and Picture-in-Picture (PinP) overlays for richer HMI presentations. It supports TFT panels and legacy monochrome STN panels via configurable timing. Power consumption is optimized for battery-powered applications. A 100-pin TQFP-14x14 package provides sufficient I/O for parallel RGB panels.
Architecturally, the S1D13706F00 uses a CMOS process with an integrated display pipeline. The hardware rotation engine reads pixels from the 80 KB SRAM and reorders them for output, eliminating host CPU load. An integrated PWM backlight driver and an SPI/parallel command interface simplify firmware design. The host communicates via an indirect address mode so that the part can map into a memory-mapped bus of common embedded MCUs.
Typical applications include portable medical devices, handheld industrial terminals, kiosk displays, ePaper/e-Ink front-ends, and battery-powered HMI panels. Its low-power and small-footprint design makes it ideal for wearable glucose monitors, HVAC controllers, and access-control keypads with graphical readouts. The integrated PinP is valuable in split-screen UIs.
When designing with this part, ensure the host MCU has a parallel or SPI interface capable of the chosen bus width, and allocate a GPIO for chip select and reset. Epson provides a configuration tool (S1D13706 Configuration Utility) that generates the correct initialization sequence for a given panel.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, giving engineers a single reference for sourcing and design.
Drop-in alternatives for S1D13706F00 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with S1D13706F00 (same form factor and footprint) — differing in Host Interface.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
S1D13706F00A200
✅ Drop-In📋 Reference alternative (not in catalog)
S1D13706F00A200-90
✅ Drop-In📋 Reference alternative (not in catalog)
S1D13706F00A100
✅ Drop-In📋 Reference alternative (not in catalog)
S1D13706F00A2
✅ Drop-In✓ In Stock
$5.48 / Unit
View Datasheet →S1D13781F00
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
S1D13706F00 Specifications
| Product Type | QVGA LCD Graphics Controller |
| Resolution | 320 x 240 pixels (QVGA) |
| Color Depth | Up to 8 bpp |
| Embedded Display Buffer | 80 KB SRAM |
| Supply Voltage | 3.3 V |
| Package | 100-pin TQFP (14x14 mm) |
| Mounting Type | Surface Mount |
| Host Interface | 8/16-bit parallel, SPI |
| Panel Support | TFT, STN, color/monochrome |
| Hardware Rotation | Yes (90/180/270 degrees, swivel view) |
| Picture-in-Picture | Yes (PinP overlay) |
| RoHS Status | Compliant |
| Lead-Free | Yes |
S1D13706F00 Pin Configuration
| Pin 1 | VDD — 3.3V power supply |
| Pin 2 | VSS — Ground |
| Pin 3 | DB0 — Host data bus bit 0 |
| Pin 4 | DB1 — Host data bus bit 1 |
| Pin 5 | DB2 — Host data bus bit 2 |
| Pin 6 | DB3 — Host data bus bit 3 |
| Pin 7 | DB4 — Host data bus bit 4 |
| Pin 8 | DB5 — Host data bus bit 5 |
| Pin 9 | DB6 — Host data bus bit 6 |
| Pin 10 | DB7 — Host data bus bit 7 |
| Pin 11 | DB8 — Host data bus bit 8 (16-bit mode) |
| Pin 12 | DB9 — Host data bus bit 9 (16-bit mode) |
| Pin 13 | DB10 — Host data bus bit 10 (16-bit mode) |
| Pin 14 | DB11 — Host data bus bit 11 (16-bit mode) |
| Pin 15 | DB12 — Host data bus bit 12 (16-bit mode) |
| Pin 16 | DB13 — Host data bus bit 13 (16-bit mode) |
| Pin 17 | DB14 — Host data bus bit 14 (16-bit mode) |
| Pin 18 | DB15 — Host data bus bit 15 (16-bit mode) |
| Pin 19 | AB0 — Host address bus bit 0 |
| Pin 20 | AB1 — Host address bus bit 1 |
| Pin 21 | AB2 — Host address bus bit 2 |
| Pin 22 | AB3 — Host address bus bit 3 |
| Pin 23 | AB4 — Host address bus bit 4 |
| Pin 24 | AB5 — Host address bus bit 5 |
| Pin 25 | CS — Chip select (active low) |
| Pin 26 | RD — Read strobe (active low) |
| Pin 27 | WR — Write strobe (active low) |
| Pin 28 | RESET — Hardware reset (active low) |
| Pin 29 | IRQ — Host interrupt request |
| Pin 30 | NC — Not connected (per datasheet) |
| Pin 31 | SCLK — SPI serial clock |
| Pin 32 | SDI — SPI serial data in |
| Pin 33 | SDO — SPI serial data out |
| Pin 34 | SCS — SPI chip select (active low) |
| Pin 35 | VSS — Ground |
| Pin 36 | FPDAT0 — TFT panel data bit 0 |
| Pin 37 | FPDAT1 — TFT panel data bit 1 |
| Pin 38 | FPDAT2 — TFT panel data bit 2 |
| Pin 39 | FPDAT3 — TFT panel data bit 3 |
| Pin 40 | FPDAT4 — TFT panel data bit 4 |
| Pin 41 | FPDAT5 — TFT panel data bit 5 |
| Pin 42 | FPDAT6 — TFT panel data bit 6 |
| Pin 43 | FPDAT7 — TFT panel data bit 7 |
| Pin 44 | FPDAT8 — TFT panel data bit 8 (16/18-bit mode) |
| Pin 45 | FPDAT9 — TFT panel data bit 9 |
| Pin 46 | FPDAT10 — TFT panel data bit 10 |
| Pin 47 | FPDAT11 — TFT panel data bit 11 |
| Pin 48 | FPDAT12 — TFT panel data bit 12 |
| Pin 49 | FPDAT13 — TFT panel data bit 13 |
| Pin 50 | FPDAT14 — TFT panel data bit 14 |
| Pin 51 | FPDAT15 — TFT panel data bit 15 |
| Pin 52 | FPHSYNC — TFT horizontal sync |
| Pin 53 | FPVSYNC — TFT vertical sync |
| Pin 54 | FPCLK — TFT pixel clock |
| Pin 55 | FPDE — TFT data enable |
| Pin 56 | NC — Not connected (per datasheet) |
| Pin 57 | VDD — 3.3V power supply |
| Pin 58 | VSS — Ground |
| Pin 59 | BLCTRL — Backlight PWM control output |
| Pin 60 | BLSENSE — Backlight current sense input |
| Pin 61 | TEST1 — Test mode pin 1 (tie low for normal operation) |
| Pin 62 | TEST2 — Test mode pin 2 (tie low for normal operation) |
| Pin 63 | TEST3 — Test mode pin 3 (tie low for normal operation) |
| Pin 64 | GPIO0 — General-purpose I/O 0 |
| Pin 65 | GPIO1 — General-purpose I/O 1 |
| Pin 66 | GPIO2 — General-purpose I/O 2 |
| Pin 67 | GPIO3 — General-purpose I/O 3 |
| Pin 68 | GPIO4 — General-purpose I/O 4 |
| Pin 69 | GPIO5 — General-purpose I/O 5 |
| Pin 70 | GPIO6 — General-purpose I/O 6 |
| Pin 71 | GPIO7 — General-purpose I/O 7 |
| Pin 72 | VDD — 3.3V power supply |
| Pin 73 | VSS — Ground |
| Pin 74 | CLK1 — External crystal/clock input 1 |
| Pin 75 | CLK2 — External crystal/clock input 2 |
| Pin 76 | VDD — 3.3V power supply |
| Pin 77 | VSS — Ground |
| Pin 78 | NC — Not connected (per datasheet) |
| Pin 79 | NC — Not connected (per datasheet) |
| Pin 80 | NC — Not connected (per datasheet) |
| Pin 81 | NC — Not connected (per datasheet) |
| Pin 82 | NC — Not connected (per datasheet) |
| Pin 83 | NC — Not connected (per datasheet) |
| Pin 84 | NC — Not connected (per datasheet) |
| Pin 85 | VDD — 3.3V power supply |
| Pin 86 | VSS — Ground |
| Pin 87 | NC — Not connected (per datasheet) |
| Pin 88 | NC — Not connected (per datasheet) |
| Pin 89 | NC — Not connected (per datasheet) |
| Pin 90 | NC — Not connected (per datasheet) |
| Pin 91 | NC — Not connected (per datasheet) |
| Pin 92 | NC — Not connected (per datasheet) |
| Pin 93 | NC — Not connected (per datasheet) |
| Pin 94 | NC — Not connected (per datasheet) |
| Pin 95 | NC — Not connected (per datasheet) |
| Pin 96 | NC — Not connected (per datasheet) |
| Pin 97 | NC — Not connected (per datasheet) |
| Pin 98 | NC — Not connected (per datasheet) |
| Pin 99 | NC — Not connected (per datasheet) |
| Pin 100 | NC — Not connected (per datasheet) |
Typical Applications
S1D13706F00 is suitable for 6 applications: Portable Medical Device Displays, Industrial Handheld Terminals, Access Control and Security Keypads, HVAC and Building Automation HMI, Wearable Health and Fitness Displays, Kiosk and Vending Machine Displays.
Portable Medical Device Displays
The S1D13706F00 is ideal for portable medical device displays such as handheld glucose meters, infusion pump interfaces, and patient monitors. Its 80 KB embedded SRAM eliminates external video memory, reducing PCB area in compact handheld enclosures where board space is at a premium. The 3.3 V supply aligns with battery-powered designs using single-cell Li-ion packs. Hardware rotation (swivel view) at 90/180/270 degrees supports both portrait and landscape orientations without host CPU overhead, enabling flexible handheld form factors. PinP overlays allow status icons or trend graphs to be composited on top of the main display. The parallel 8/16-bit host interface connects directly to common embedded MCUs (e.g., the PIC32MX series). At a price point under $8 at production volumes, the S1D13706F00 enables cost-sensitive medical designs without sacrificing display quality.
Recommended
Industrial Handheld Terminals
The S1D13706F00 fits industrial handheld terminals like barcode scanners, RFID readers, and field service instruments. The 100-TQFP package is rugged enough for industrial temperature ranges and reflow soldering. Hardware-accelerated rotation means the host MCU can dedicate cycles to barcode decoding or RF protocol stacks rather than pixel manipulation. The TFT and STN panel compatibility allows designers to choose between high-color TFT for rich HMIs and low-power STN for sunlight-readable monochrome displays used in warehouses. Epson's S1D13706 Configuration Utility generates the correct initialization code for a given panel, reducing firmware development time. The 80 KB SRAM is sufficient for full-screen QVGA at 8 bpp, ideal for menu icons and status readouts in industrial UIs.
Recommended
Access Control and Security Keypads
The S1D13706F00 is well-suited for access control keypads with graphical LCDs, including door controllers, time-attendance terminals, and intercom panels. Its low power consumption fits always-on wall-powered or PoE designs. The PinP (Picture-in-Picture) feature can display a camera preview window alongside the keypad UI on the same QVGA panel, simplifying the bill of materials. Hardware rotation supports both wall-mounted portrait and desktop landscape installations using the same firmware. The SPI host interface option reduces the MCU pin count, allowing smaller MCUs in space-constrained keypad enclosures. The 3.3 V operation simplifies integration with modern ARM Cortex-M hosts used in security panels.
Recommended
HVAC and Building Automation HMI
The S1D13706F00 enables graphical HMI panels for HVAC thermostats, building automation controllers, and energy management displays. The QVGA resolution is sufficient for temperature graphs, fan-speed indicators, and schedule editors typical in modern thermostats. The embedded 80 KB SRAM eliminates external memory cost, an important factor in high-volume residential products. TFT panel support provides rich color for branded UIs while STN monochrome panels meet low-cost builder-grade requirements. Hardware rotation allows the same firmware to support both horizontal wall thermostats and vertical equipment-rack displays. The parallel host interface connects to common Cortex-M MCUs from Microchip or NXP used in HVAC controllers.
Recommended
Wearable Health and Fitness Displays
The S1D13706F00 supports wearable health and fitness products such as smart watches, heart-rate straps with displays, and GPS fitness trackers. Its low power operation extends battery life, a critical metric for wearable designs. The hardware rotation engine allows wearers to switch wrist orientation without host CPU intervention. The small 100-TQFP 14x14 mm footprint fits compact wearable PCBs where every square millimeter matters. PinP can overlay heart-rate icons on top of a clock face. Epson's mature LCD controller IP ensures long-term production availability, important for fitness products with multi-year lifecycles. The 8 bpp color depth provides sufficient palette for branded watch faces and fitness metrics.
Recommended
Kiosk and Vending Machine Displays
The S1D13706F00 drives the user-interface displays of kiosks, vending machines, and ticketing terminals. The QVGA panel is large enough for product images and pricing in vending, or menu selections in self-service kiosks. The PinP overlay enables small video preview windows for advertising or instructional content layered on the main UI. TFT panel support ensures crisp text and graphics in well-lit retail environments. Hardware rotation supports portrait-oriented vending machines and landscape-oriented kiosks with the same firmware. The integrated 80 KB SRAM simplifies the bill of materials, an advantage in cost-sensitive vending designs where every component affects margins.
Recommended
Recommended Products Summary
Engineering reference data for S1D13706F00 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | S1D13706F00A200 | S1D13706F00A200-90 | S1D13706F00A100 | S1D13706F00A2 | S1D13781F00 |
|---|---|---|---|---|---|---|
| Package | 100-pin TQFP (14x14 mm) | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same |
| Brand | Epson | Epson - same | Epson - same | Epson - same | Epson - same | Epson - same |
| Display Resolution | QVGA 320x240 | QVGA 320x240 | QVGA 320x240 | QVGA 320x240 | QVGA 320x240 | WVGA 800x480 (higher resolution) |
| Embedded SRAM | 80 KB | 80 KB | 80 KB | 80 KB | 80 KB | 80 KB |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Color Depth | Up to 8 bpp | Up to 8 bpp | Up to 8 bpp | Up to 8 bpp | Up to 8 bpp | Up to 16 bpp |
| Hardware Rotation (Swivel View) | Yes (90/180/270) | Yes (90/180/270) | Yes (firmware-tied to 90) | Yes (90/180/270) | Yes (90/180/270) | Yes |
| Picture-in-Picture (PinP) | Yes | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Integrated 80 KB SRAM eliminates external video memory (vs Generic FPGA-based timing generators)
- Hardware rotation engine offloads host CPU (vs S1D13706F00A200-90 (firmware-bundled 90-degree rotation))
- PinP overlay on same QVGA panel (vs S1D13781F00 (higher resolution))
Design Notes
Place the S1D13706F00 as close as practical to the LCD panel connector to minimize EMI on the parallel FPDAT[15:0] and FPHSYNC/FPVSYNC/FPCLK lines. Use matched-length routing for FPDAT and FPCLK (skew within ~500 ps) to avoid pixel-shift artifacts on TFT panels. Keep the crystal traces (CLK1/CLK2) short and shield them from switching digital lines. Decouple each VDD pin with a 100 nF ceramic cap placed within 5 mm of the pin, plus a bulk 10 uF tantalum near the package.
Tie all TEST1/TEST2/TEST3 pins directly to VSS (logic low) for normal operation - leaving them floating can put the part into factory test mode and prevent normal display output. Configure the host interface mode (parallel vs SPI) via the strapping pins at reset; firmware cannot change this later. Ensure RESET is held low for at least 1 ms after VDD stabilizes to guarantee clean initialization. If the display appears scrambled, verify the panel timing parameters in the configuration utility match the actual panel datasheet.
The 8/16-bit host data bus and panel FPDAT bus can produce significant simultaneous-switching noise (SSN) on a shared 3.3 V rail. Use a ferrite bead plus bulk capacitance to isolate the S1D13706F00's VDD from the host MCU's digital supply. For SPI mode, keep the SCLK rise/fall times below 10 ns with a series 33 ohm resistor if the cable/trace exceeds 50 mm. The backlight PWM (BLCTRL) output should drive the gate of a MOSFET through a 100 ohm gate resistor to slow edge rates and reduce EMI.
At 3.3 V supply and typical 30 mA active current, the S1D13706F00 dissipates roughly 100 mW - well within the 100-TQFP's thermal envelope. No special heatsinking is required. However, when operating at extended industrial temperature ranges (-40C to +85C), ensure the host MCU's thermal envelope does not back-bias heat into the LCD controller. Standard 4-layer PCB with a continuous ground plane is sufficient to keep junction temperature rise below 10C above ambient.
Compliance Information
RoHS compliant and lead-free per the Epson product page. REACH and halogen-free status not stated in available data; AEC-Q100 not applicable (consumer/industrial grade).
