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Home > Products > Integrated Circuits (ICs) > Power Management (PMIC) > Display Drivers

STMicroelectronics TSL1014IF

Name: TSL1014IF
Brand: STMicroelectronics
SKU: TSL1014IF
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: TSL1014IF

Manufacturer:: STMicroelectronics

Category:: Display Drivers

Package:: 48-LQFP

Datasheet:: TSL1014IF.pdf

Description:: IC DRVR BUFFER 14+1CH TFT 48TQFP

Quantity:: RFQ Add To RFQ list

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Inventory:1,435

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Product details

Overview

TSL1014IF from STMicroelectronics is a 14 + 1 channel gamma reference buffer IC for TFT-LCD panel timing and voltage calibration, featuring ±100 mA COM amplifier output, 1 MHz gain-bandwidth product, 6 mA typical supply current at 25 °C, and operation across 5.5 V to 16.8 V supply with -40 °C to +85 °C industrial temperature range.

For engineers reviewing the TSL1014IF datasheet, TSL1014IF pinout, TSL1014IF application, or TSL1014IF equivalent, this device is selected for high-precision gamma voltage distribution in LCD source driver interfaces where rail-to-rail input capability, channel isolation (>75 dB), and stable high-current COM buffering are required.

Technical Context

The TSL1014IF integrates 14 dedicated gamma buffers (A–N) and one high-current COM amplifier in a single TQFP48 package. Buffers A and B accept positive single-supply inputs (VSS +1.5 V to VDD), while C–N and COM use negative single-supply inputs (VSS to VDD −1.5 V), enabling precise assignment to high-, mid-, and low-level gamma voltages.

Each buffer delivers 30 mA output drive, while the COM amplifier sustains ±100 mA continuous output with 5 μs settling time to 0.1% and 60° phase margin-critical for stable feedback in multi-voltage gamma correction networks driving capacitive LCD column lines.

Key Specifications

Parameter	Value and Actual Design Meaning
Supply voltage	5.5 V to 16.8 V - supports wide-input TFT-LCD power rails including dual ±5 V and +12 V systems
Output current (A–N)	±30 mA - sufficient to drive gamma DAC outputs into 10 kΩ loads with <12 mV offset error
COM output current	±100 mA - enables direct connection to common electrode (COM) of large-panel LCDs without external boost
Gain bandwidth	1 MHz - ensures stable closed-loop response for gamma voltage step transitions under 10 pF load
Input offset voltage	12 mV max - maintains gamma voltage accuracy across 14 channels with minimal inter-channel skew
Channel separation	75 dB at 1 MHz - prevents crosstalk between adjacent gamma reference lines during fast pixel updates
Settling time	5 μs to 0.1% - meets timing budget for 60 Hz+ LCD frame rates with multi-step gamma voltage slewing

Pinout & Package

The TSL1014IF is housed in a 7 × 7 mm TQFP48 package with 0.5 mm pitch, ECOPACK®-compliant, and rated for 85 °C/W junction-to-ambient thermal resistance.

Pin/Terminal	Circuit Role	Design Meaning
VDD, VSS	Power supply rails	Accept 5.5–16.8 V differential; decoupling required per ST layout guidelines to maintain PSRR >80 dB
IN_A to IN_N	Gamma reference inputs	14 independent analog inputs-A/B support VSS+1.5 V to VDD; C–N/COM support VSS to VDD−1.5 V
OUT_A to OUT_N	Buffered gamma outputs	14 rail-to-rail buffered outputs each capable of ±30 mA; matched gain/phase for gamma linearity
OUT_COM	Common electrode driver output	High-current output (±100 mA) with separate thermal path; designed for direct COM node connection
NC (Pins 1, 2, 47, 48)	No-connect terminals	Internally unconnected; must be left floating or tied to ground per PCB layout best practices

Key Features

Feature	Design Value
Wide supply range	5.5 V to 16.8 V - eliminates need for external LDOs in mixed-voltage LCD subsystems
Dual input voltage ranges	A/B: VSS+1.5 V to VDD; C–N/COM: VSS to VDD−1.5 V - enables optimal gamma voltage partitioning across full display range
High COM current drive	±100 mA - replaces discrete op-amp + MOSFET solutions for LCD common electrode biasing
Low quiescent current	6 mA typical - reduces thermal load in space-constrained display timing controller modules
Industrial temp grade	-40 °C to +85 °C - qualified for extended-life consumer and industrial LCD panels without derating

Applications

LCD Gamma Reference Distribution

TFT Panel Common Electrode Biasing

Use Scenario: Distributing 14 precision gamma reference voltages from a DAC to source driver ICs on a 10.1-inch industrial LCD module.

IC Role / Device Role / Timing Role: Buffering and isolating individual gamma levels to prevent loading-induced voltage droop and inter-channel crosstalk.

Use Value: Maintains gamma curve fidelity across temperature (-40 °C to +85 °C) with <12 mV offset drift and 75 dB channel separation.

Use Scenario: Driving the common electrode (COM) of a high-resolution 4K LCD panel requiring ±100 mA dynamic current sourcing/sinking.

IC Role / Device Role / Timing Role: High-current COM amplifier providing low-impedance AC coupling path for frame inversion signals.

Use Value: Eliminates need for external power op-amp and discrete FET stage, reducing BOM count and PCB area by 35%.

LCD Timing Controller Interface

Automotive Instrument Cluster Display

Use Scenario: Interfacing between an SoC-based timing controller and analog gamma DAC in a medical-grade diagnostic monitor.

IC Role / Device Role / Timing Role: Signal conditioning and level-shifting interface ensuring accurate gamma voltage delivery under EMI-prone environments.

Use Value: 80–100 dB PSRR suppresses supply noise from digital SoC domains, preserving grayscale accuracy.

Use Scenario: Gamma correction in a -40 °C to +85 °C qualified automotive instrument cluster using TSL1014IF (industrial grade) with external thermal monitoring.

IC Role / Device Role / Timing Role: Precision analog buffer supporting AEC-Q200-aligned system design when paired with qualified power supplies.

Use Value: Meets functional safety requirements for non-critical display functions with documented parametric stability over full temperature range.

Equivalent & Alternatives

The following parts are listed as comparable options for similar gamma reference buffering applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
TSV914IQ4T	Quad op-amp (not integrated 14+1 channel); 50 mA output; no COM-specific architecture	Requires 4× ICs + external COM driver; higher board area and layout complexity	Select only when modular design or lower channel count suffices and cost-per-channel is prioritized
TSM1014IYFT	Automotive-grade variant (AEC-Q100 qualified); identical electrical specs but enhanced screening and traceability	Required for production automotive displays; not necessary for industrial or consumer LCDs	Choose TSL1014IF for cost-sensitive industrial panels; upgrade to TSM1014IYFT only when automotive qualification is mandated

Compared with TSV914IQ4T, TSL1014IF reduces component count by 75% and eliminates inter-IC matching errors; versus TSM1014IYFT, it offers identical performance at lower cost for non-automotive applications where AEC-Q100 is not required.

Availability

TSL1014IF is available at Aetrix Electronics and suitable for TFT-LCD gamma reference distribution, LCD common electrode biasing, and timing controller interface applications requiring stable component supply across industrial temperature ranges.

Supply support for TSL1014IF includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing analog, microcontroller, power, and sensor solutions for industrial, automotive, and consumer markets.

The TSL1014IF belongs to ST's display interface and analog buffer product line, engineered specifically for high-fidelity gamma voltage generation and distribution in TFT-LCD panels with emphasis on channel matching, thermal stability, and integration density.

FAQ

What is the maximum capacitive load the TSL1014IF can drive reliably?

The TSL1014IF is characterized for 10 pF capacitive load with 60° phase margin and 5 μs settling time. Driving >20 pF may degrade stability and increase overshoot; ST recommends adding a 10 Ω series resistor at each output when interfacing with >15 pF traces or DAC output capacitance to preserve loop stability.

Can buffers A and B be used interchangeably with buffers C–N?

No-buffers A and B feature positive single-supply input structure (VSS +1.5 V to VDD), making them suitable only for high-level gamma voltages; buffers C–N and COM use negative single-supply inputs (VSS to VDD −1.5 V) and must be assigned to mid- and low-level gamma references to avoid input stage saturation and distortion.

Is the COM amplifier internally compensated for unity-gain stability?

Yes-the COM amplifier is internally compensated for unity-gain stability with 60° phase margin at 10 kΩ || 10 pF load. It does not require external compensation components, but layout must minimize parasitic inductance on the COM output trace to prevent oscillation under ±100 mA transient loads.

Does the TSL1014IF support split-supply operation with asymmetric rails?

Yes-it operates with VDD and VSS rails defining the supply differential (5.5 V to 16.8 V). Asymmetric configurations such as +12 V / -3 V (15 V total) are supported, provided input voltages remain within specified common-mode ranges for each buffer group and absolute maximum ratings (e.g., VSS −0.5 V to VDD +0.5 V) are not exceeded.

TSL1014IF Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Series:: -

Package/Case:: 48-LQFP

Packaging:: Tray

Product Status:: Obsolete

Display Type:: LCD

Configuration:: -

Interface:: -

Digits or Characters:: -

Current - Supply:: 6 mA

Voltage - Supply:: 5.5V ~ 16.8V

Operating Temperature:: -40°C ~ 85°C

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: 48-TQFP (7x7)

TSL1014IF FAQ

1.How can I place an order for TSL1014IF through Aetrix?

Please submit a Request for Quotation (RFQ) for TSL1014IF on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for TSL1014IF reliable?

The price and inventory of TSL1014IF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TSL1014IF is usually 5 days.

3.What payment methods are accepted for TSL1014IF?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TSL1014IF transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for TSL1014IF?

TSL1014IF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your TSL1014IF order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for TSL1014IF?

For technical support, including TSL1014IF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TSL1014IF requirements.

6.How does Aetrix verify that TSL1014IF is sourced from the original manufacturer or authorized distributors?

All TSL1014IF products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that TSL1014IF meets industry standards.

7.What is the process for return or replacement of TSL1014IF?

All TSL1014IF units undergo pre-shipment inspection (PSI). If there is an issue with TSL1014IF, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The TSL1014IF part is unused and in its original packaging.

Return procedure for TSL1014IF:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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