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NXP Semiconductors TFF1012HN/N1,115
- Part No.:
- TFF1012HN/N1,115
- Manufacturer:
- NXP Semiconductors
- Category:
- RF Mixers
- Package:
- 16-VFQFN Exposed Pad
- Datasheet:
-
TFF1012HN/N1,115.pdf
- Description:
- TFF1012HN - INTEGRATED MIXER OSC
- Quantity:
- Payment:
- Shipping:
Inventory:70,570
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Product details
Overview
TFF1012HN/N1,115 from NXP Semiconductors is an integrated Ku-band downconverter IC for satellite LNB applications, combining a low-noise pre-amplifier, mixer, buffer amplifier, and PLL synthesizer in a single DHVQFN16 package. It operates across 10.7–12.75 GHz RF input, delivers 30 dB typical conversion gain, achieves 9 dB SSB noise figure, and supports dual LO frequencies (9.75 GHz / 10.6 GHz) for DVB-S/S2 digital satellite reception.
For engineers reviewing the TFF1012HN/N1,115 datasheet, TFF1012HN/N1,115 pinout, TFF1012HN/N1,115 application, or TFF1012HN/N1,115 equivalent, this device is selected for high-reliability, alignment-free LNB designs requiring low phase noise (1.4°RMS integrated), flat gain over IF bandwidth (950–2150 MHz), and minimal external components with 25 MHz crystal control.
Technical Context
The TFF1012HN/N1,115 integrates a pHEMT-based LNA front-end, double-balanced passive mixer, and fully integrated PLL with phase-frequency detector and charge pump, all powered from a single 5 V supply. Its switched-band architecture uses the HB pin to select between 9.75 GHz (low band) and 10.6 GHz (high band) LO frequencies via internal divider ratios driven by a 25 MHz crystal.
It features on-chip regulated voltage generation (VREG pin) for loop filter biasing, ESD protection on all pins, and RF/IF ports optimized for 50 Ω and 75 Ω systems respectively. Input and output reflection coefficients remain ≤ –10 dB across full RF and IF bands, enabling direct interface with CPW-fed antenna feeds and coaxial IF cabling without external matching.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| RF Input Frequency | 10.7–11.7 GHz (low band) or 11.7–12.75 GHz (high band); enables full Ku-band coverage for DVB-S/S2 LNBs |
| LO Frequency | 9.75 GHz or 10.6 GHz; selectable via HB pin logic; eliminates need for external LO source |
| Conversion Gain | 30 dB typical; measured at 1450 MHz (low band) and 1625 MHz (high band) IF; reduces need for post-IF amplification |
| Noise Figure | 9 dB SSB; ensures high signal-to-noise ratio in weak-signal satellite reception |
| Supply Current | 52 mA typical at 5 V; enables thermally efficient operation in compact LNB housings |
| Phase Noise | 1.4°RMS integrated (10 kHz–13 MHz offset); meets stringent DVB-S2 spectral purity requirements |
| Output IP3 | 17.5 dBm; provides robust linearity against adjacent-channel interference in multi-carrier environments |
| Crystal Frequency | 25 MHz; low-cost, industry-standard XO; simplifies BOM and sourcing |
Pinout & Package
Package: DHVQFN16 (SOT763-1), 2.5 × 3.5 × 0.85 mm, thermal-enhanced quad flat no-lead with exposed die pad (GND0).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| GND (0) | Exposed die pad ground | Primary thermal and RF reference; must be soldered to large PCB copper area for heat dissipation and impedance stability |
| RF_GND1 (2), RF_GND2 (5), RF_GND3 (1), GND1 (6), GND2 (13), IF_GND (15) | Dedicated RF/IF ground terminals | Enable controlled CPW routing and minimize ground loop inductance; each connects directly to exposed pad |
| RF (4) | RF input port | 50 Ω matched input for Ku-band antenna feed; requires AC coupling and CPW layout per RO4223 PCB guidelines |
| IF (14) | IF output port | 75 Ω matched output for coaxial IF cable; supports 950–2150 MHz DVB-S/S2 IF spectrum |
| HB (10) | Band selection control | Logic-level input (0.8 V LOW / 2.0 V HIGH) to switch between 9.75 GHz and 10.6 GHz LO modes |
| XO1 (12), XO2 (11) | Crystal oscillator connections | Interface to 25 MHz, 10 pF load capacitance, ≤40 Ω ESR crystal; forms PLL reference for precise LO synthesis |
| VCC (16) | Power supply | Single 5 V supply (4.5–5.5 V range); powers all internal blocks including LNA, mixer, PLL, and buffer |
| LF (8), VREG (9) | PLL loop filter interface | VREG provides regulated bias; LF accepts external RC loop filter to set PLL bandwidth and stability |
Key Features
| Feature | Design Value |
|---|---|
| Integrated PLL + Mixer + LNA | Eliminates 6+ discrete components and external LO source; reduces LNB BOM count and assembly cost |
| Alignment-free architecture | No factory tuning required; enables automated SMT assembly and eliminates post-production calibration |
| Switched LO frequency | Hardware-selectable 9.75 GHz / 10.6 GHz modes via single HB pin; supports universal LNB operation without firmware |
| Low external component count | Requires only crystal, loop filter, and DC blocking caps; no baluns, transformers, or matching networks needed |
| ESD protection on all pins | Withstands >2 kV HBM; protects sensitive RF front-end during handling and system integration |
| Flat conversion gain | ≤2.0 dB variation across full IF band; ensures uniform signal level for downstream demodulator ADC input |
Applications
| DVB-S/S2 Satellite LNB | Universal Ku-band LNB Module |
|---|---|
Use Scenario: Fixed satellite dish receiving free-to-air TV broadcasts across Europe and Middle East using DVB-S or DVB-S2 standards. IC Role / Device Role / Timing Role: Primary downconversion IC performing RF-to-IF translation, LO generation, and signal amplification in single-chip LNB design. Use Value: Enables compact, low-power, high-yield LNB modules with <9 dB noise figure and 30 dB gain-meeting ETSI EN 301 210-1 Class A requirements. |
Use Scenario: Consumer-grade motorized satellite dish supporting multiple orbital positions (e.g., Astra 19.2°E, Hotbird 13°E) with automatic band switching. IC Role / Device Role / Timing Role: Dual-band downconverter with hardware-controlled LO selection (HB pin) for seamless low/high band transition without microcontroller intervention. Use Value: Delivers <–10 dB input/output return loss across both bands, ensuring stable impedance match and minimizing signal loss in long IF cable runs. |
| Professional Satellite IF Distribution | Multi-LNB Integrated Headend |
Use Scenario: Commercial headend system distributing satellite IF signals to 100+ hotel rooms via coaxial trunk lines. IC Role / Device Role / Timing Role: High-linearity IF source with 17.5 dBm OIP3, minimizing intermodulation distortion when multiple carriers are present. Use Value: Maintains >6 dBm 1dB compression point and ≤0.5 dB gain variation per 36 MHz subband-preserving MER and BER across dense QPSK/8PSK constellations. |
Use Scenario: Multi-output LNB array feeding centralized satellite receiver rack with polarization and band switching per output. IC Role / Device Role / Timing Role: Core RF front-end for each independent LNB channel, with dedicated HB control and shared 25 MHz crystal reference. Use Value: Reduces board space by 40% vs. discrete solutions; thermal resistance of 35 K/W enables reliable operation at 85°C ambient in enclosed rack environments. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar satellite downconverter applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MAX21002ETX+ | Higher 5.5 V max supply; 32 dB gain; 8.5 dB NF; requires external VCO and loop filter components | Used in higher-performance professional LNBs where external LO tuning flexibility is prioritized over integration | Select when programmable LO frequency or wider IF bandwidth (up to 2400 MHz) is required |
| STV0902B | Supports dual-input (dual-polarization) RF paths; includes integrated tone detection; 3.3 V supply only | Targeted at monoblock LNBs with built-in DiSEqC control and polarization switching | Select when simultaneous H/V polarization processing and DiSEqC 2.x compliance are mandatory |
Compared with MAX21002ETX+ and STV0902B, the TFF1012HN/N1,115 offers superior integration density and lower BOM cost for single-path universal LNBs, while trading off programmability and dual-polarization capability for reduced footprint and simplified layout.
Availability
TFF1012HN/N1,115 is available at Aetrix Electronics and suitable for DVB-S/S2 satellite receivers, universal LNB modules, and professional IF distribution systems requiring stable component supply, consistent parametric performance, and long-term obsolescence management.
Supply support for TFF1012HN/N1,115 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
NXP Semiconductors is a global semiconductor leader headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and consumer markets.
The TFF1012HN/N1,115 belongs to NXP's satellite receiver front-end product line, engineered specifically for cost-sensitive, high-volume Ku-band LNB applications demanding integration, reliability, and regulatory compliance with ETSI and DVB standards.
FAQ
What is the function of the HB pin on the TFF1012HN/N1,115?
The HB (High Band) pin on the TFF1012HN/N1,115 is a logic-controlled input that selects the local oscillator frequency: a LOW-level voltage (≤0.8 V) configures the device for 9.75 GHz LO (low band), while a HIGH-level voltage (≥2.0 V) selects 10.6 GHz LO (high band). This pin directly controls internal PLL divider ratios and enables hardware-based band switching without firmware or external controllers-critical for universal LNB operation in DVB-S/S2 systems.
Does the TFF1012HN/N1,115 require an external loop filter?
Yes, the TFF1012HN/N1,115 requires an external passive loop filter connected between the LF (pin 8) and VREG (pin 9) terminals. The filter sets PLL bandwidth, stability, and phase noise performance. NXP recommends a third-order RC network with values specified in the application diagram (Figure 4); omitting or misdesigning this filter results in degraded LO spectral purity and potential lock failure.
What crystal specifications are required for the TFF1012HN/N1,115?
The TFF1012HN/N1,115 requires a 25 MHz fundamental-mode crystal with 10 pF load capacitance and ≤40 Ω equivalent series resistance (ESR). The crystal must be connected between XO1 (pin 12) and XO2 (pin 11). Deviations-such as incorrect load capacitance or excessive ESR-cause PLL unlock, frequency drift, or increased phase noise, directly impacting DVB-S2 symbol error rate.
Can the TFF1012HN/N1,115 operate with a 3.3 V supply?
No, the TFF1012HN/N1,115 is specified only for 4.5–5.5 V operation, with 5 V nominal. Its internal LNA, mixer, and PLL circuits are designed for 5 V biasing; operation below 4.5 V risks gain collapse, increased noise figure, and PLL instability. Using 3.3 V violates absolute maximum ratings and voids performance guarantees stated in the datasheet.
How is thermal management handled in the TFF1012HN/N1,115 package?
The TFF1012HN/N1,115 uses a DHVQFN16 package with an exposed die pad (GND0, pin 0) that serves as the primary thermal path. To maintain junction temperature within limits (Tamb ≤ +85 °C), the pad must be soldered to a minimum 100 mm² copper area on the PCB with ≥4 thermal vias (0.3 mm diameter) connecting to inner ground planes. Thermal resistance from junction to case is 35 K/W-achievable only with proper pad layout and solder coverage.
TFF1012HN/N1,115 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 16-VFQFN Exposed Pad
- Packaging:
- Bulk
- Product Status:
- Obsolete
- RF Type:
- Ku-Band
- Frequency:
- 10.7GHz ~ 12.75GHz
- Number of Mixers:
- 1
- Gain:
- 30dB
- Noise Figure:
- 9dB
- Secondary Attributes:
- Down Converter
- Current - Supply:
- 52mA
- Voltage - Supply:
- 4.5V ~ 5.5V
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 16-DHVQFN (2.5x3.5)
TFF1012HN/N1,115 FAQ
1.How can I place an order for TFF1012HN/N1,115 through Aetrix?
Please submit a Request for Quotation (RFQ) for TFF1012HN/N1,115 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 TFF1012HN/N1,115 reliable?
The price and inventory of TFF1012HN/N1,115 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TFF1012HN/N1,115 is usually 5 days.
3.What payment methods are accepted for TFF1012HN/N1,115?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TFF1012HN/N1,115 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TFF1012HN/N1,115?
TFF1012HN/N1,115 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TFF1012HN/N1,115 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 TFF1012HN/N1,115?
For technical support, including TFF1012HN/N1,115 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TFF1012HN/N1,115 requirements.
6.How does Aetrix verify that TFF1012HN/N1,115 is sourced from the original manufacturer or authorized distributors?
All TFF1012HN/N1,115 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 TFF1012HN/N1,115 meets industry standards.
7.What is the process for return or replacement of TFF1012HN/N1,115?
All TFF1012HN/N1,115 units undergo pre-shipment inspection (PSI). If there is an issue with TFF1012HN/N1,115, 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 TFF1012HN/N1,115 part is unused and in its original packaging.
Return procedure for TFF1012HN/N1,115:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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