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Add FiberMall GPON-ONU-STB+ and GPON-ONU-CLB+ device pages (#449)
* Add FiberMall GPON-ONU-STB+ device page Add vendor parent page and device page for the FiberMall GPON-ONU-STB+ family of GPON ONU SFP sticks with MAC function. Covers all four product variants (UPC/APC, C-Temp/I-Temp) with datasheet specifications, optical characteristics, and standards compliance. Created from vendor datasheet and product listing - contributions with hands-on information (chipset, firmware, access details) are welcome. * Add FiberMall GPON-ONU-CLB+ page and enrich STB+ with full datasheet - GPON-ONU-STB+ (with MAC): expanded with full TX/RX optical tables, electrical characteristics, pin definitions, product variant pricing, cross-references to CLB+ variant, and dual-mode GPON/EPON notes. - GPON-ONU-CLB+ (no MAC): new page for the raw SFP transceiver variant. Includes complete datasheet specs from vendor PDF, pin definitions, EEPROM memory map key fields, DDM accuracy, variant table (CLB+/ILB+/ CHB+/IHB+ with low/high TX enable), and comparison table vs STB+. Sources: FiberMall product pages and vendor datasheets (GPON-ONU-STB+.pdf, GPON-ONU-xxB+.pdf). * Fix alert color typo: blu -> blue --------- Co-authored-by: Jaylouisw <jaylouisw@users.noreply.github.com>
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‎_ont/ont-fibermall-gpon-onu-clb+.md‎

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---
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title: FiberMall GPON-ONU-CLB+
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has_children: false
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layout: default
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parent: FiberMall
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---
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{% include alert.html content="This is a raw GPON ONU SFP transceiver <strong>without MAC function</strong>. It requires an external PON MAC to operate. For the ONU Stick with integrated MAC, see <a href='/ont-fibermall-gpon-onu-stb+'>FiberMall GPON-ONU-STB+</a>. See also <a href='/sfp-standard'>SFP Standard</a> and <a href='/ont-wo-mac'>SFP with PON MAC and w/o PON MAC</a> for background." alert="Warning" icon="svg-warning" color="yellow" %}
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# Hardware Specifications
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| | |
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| --------------------- | --------------------------------------------------------------------- |
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| Vendor/Brand | FiberMall |
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| Model | GPON-ONU-CLB+ |
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| Chipset | |
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| Optics | SC/UPC |
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| Form Factor | SFP |
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| PON MAC | ❌ None (raw transceiver, requires external PON MAC) |
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## Product Variants
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| Part Number | TX Enable | Temperature | Price |
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| ---------------- | --------- | ------------ | ------ |
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| GPON-ONU-CLB+ | Low level | -5 to 70°C | $15.00 |
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| GPON-ONU-ILB+ | Low level | -40 to 85°C | |
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| GPON-ONU-CHB+ | High level| -5 to 70°C | |
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| GPON-ONU-IHB+ | High level| -40 to 85°C | |
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All variants: SFP, TX-1.244G/RX-2.488G, T1310nm/R1490nm, GPON Class B+, no MAC, DDM.
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## Datasheet Specifications
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### General
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| | |
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| ---------------------------- | ------------------------------------------ |
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| TX Data Rate | 1.244 Gbps (burst mode) |
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| RX Data Rate | 2.488 Gbps (continuous mode) |
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| Max Distance | 20 km |
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| Fiber Type | Single Mode 9/125 µm |
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| Class | B+ |
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| Power Supply | 3.3V ± 5% (3.135–3.465V) |
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| Supply Current | 300 mA max |
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| Power Consumption | 1 W |
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| Operating Temperature | -5 to 70°C (C-Temp) / -40 to 85°C (I-Temp)|
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| DDM | ✅ SFF-8472 |
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### Transmitter Optical Characteristics
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| Parameter | Min | Typical | Max | Unit |
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| ---------------------------------- | ------ | ------- | ------ | ------ |
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| Launched Power (avg.) | +0.5 | | +5.0 | dBm |
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| Operating Wavelength Range | 1260 | | 1360 | nm |
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| Output Spectrum Width (RMS) | | | 1.0 | nm |
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| Side Mode Suppression Ratio | 30 | | | dB |
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| Extinction Ratio | 9 | | | dB |
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| Optical Rise Time | | | 260 | ps |
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| Optical Fall Time | | | 260 | ps |
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| Output Power After TX Disable | | | -50 | dBm |
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| Burst Turn-On Time | | | 12.8 | ns |
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| Burst Turn-Off Time | | | 12.8 | ns |
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| TX Reflectance | | | -15 | dB |
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### Receiver Optical Characteristics
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| Parameter | Min | Typical | Max | Unit |
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| ---------------------------------- | ------ | ------- | ------ | ------ |
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| Wavelength Range | 1480 | | 1500 | nm |
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| Sensitivity (BER ≤ 10⁻¹²) | | | -28 | dBm |
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| Saturation Optical Power | -8 | | | dBm |
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| SD Assert Level | | | -29 | dBm |
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| SD Deassert Level | -45 | | | dBm |
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| SD Hysteresis | 0.5 | | 6 | dB |
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| Receiver Reflectance | | | -12 | dB |
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### Electrical Characteristics
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| Parameter | Min | Typical | Max | Unit |
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| ---------------------------------- | ------ | ------- | ------ | ------ |
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| TX Differential Input Voltage | 300 | | 2400 | mV |
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| RX Differential Output Voltage | 500 | | 1200 | mV |
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| TX Common-Mode Input Voltage | 1.6 | | 2.4 | V |
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| Input Differential Impedance | 90 | 100 | 110 | Ω |
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| TX Fault Output (Normal) | 0 | | 0.4 | V |
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| TX Fault Output (Fault) | 2.4 | | VCC+0.3| V |
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| SD Assert Time | | | 100 | µs |
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| SD Deassert Time | | | 100 | µs |
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Transmitter: 1310 nm DFB laser, LVPECL input (DC coupled). Receiver: 1490 nm Super-TIA, CML output (AC coupled).
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### DDM Accuracy
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| Parameter | Accuracy |
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| ------------ | -------- |
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| Temperature | ±3°C |
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| Voltage | ±3% |
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| Bias Current | ±10 mA |
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| TX Power | ±3 dB |
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| RX Power | ±3 dB |
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## Pin Definition
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| Pin | Name | Description |
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| --- | ---------- | ---------------------------------------------------------------------------- |
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| 1 | VeeT | Transmitter Ground |
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| 2 | TX_Fault | Transmitter Fault Indication (LVTTL output: low = normal, high = abnormal) |
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| 3 | TX_Burst | **Transmitter Burst Enable Input** (LVTTL) |
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| 4 | MOD-DEF(2) | I²C Data (SDA), LVTTL |
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| 5 | MOD-DEF(1) | I²C Clock (SCL), LVTTL |
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| 6 | MOD-DEF(0) | Module Definition 0, grounded within module |
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| 7 | TX_SD | **Transmitter Signal Detect** (LVTTL output, active high) |
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| 8 | RX_SD | **Receiver Signal Detect** (LVTTL output: high = signal, low = loss) |
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| 9 | VeeR | Receiver Ground |
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| 10 | VeeR | Receiver Ground |
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| 11 | VeeR | Receiver Ground |
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| 12 | RD- | Inverted Receiver Data Out (CML, AC coupled) |
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| 13 | RD+ | Receiver Data Out (CML, AC coupled) |
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| 14 | VeeR | Receiver Ground |
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| 15 | VccR | Receiver Power |
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| 16 | VccT | Transmitter Power |
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| 17 | VeeT | Transmitter Ground |
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| 18 | TD+ | Transmit Data In (LVPECL, DC coupled) |
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| 19 | TD- | Inverted Transmit Data In (LVPECL, DC coupled) |
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| 20 | VeeT | Transmitter Ground |
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{% include alert.html content="Note the key Pin differences vs the <a href='/ont-fibermall-gpon-onu-stb+'>STB+ (with MAC)</a>: Pin 3 is TX_Burst (burst enable) instead of TX_Disable, Pin 7 is TX_SD (transmitter signal detect) instead of Dying Gasp, and Pin 8 is RX_SD instead of LOS." alert="Note" icon="svg-info" color="blue" %}
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### EEPROM (A0h) Key Fields
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| Address | Field | Value | Description |
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| ------- | --------------- | ------------ | ----------------------------------- |
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| 00 | Identifier | 03 | SFP |
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| 01 | Ext. Identifier | 04 | Module soldered to motherboard |
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| 02 | Connector | 01 | Optical Pigtail |
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| 11 | Encoding | 03 | NRZ |
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| 12 | BR, Nominal | 0C | 1.2 Gbps |
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| 14 | Length (9µm km) | 14 | 20 km |
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| 40–55 | Vendor P/N | GPON-ONU-xxB+| ASCII |
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| 60–61 | Laser Wavelength| 051E | 1310 nm |
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| 92 | Diag. Mon. Type | 68 | Internal calibration, avg. power RX |
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## Standards Compliance
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- ITU-T G.984.2 (GPON)
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- SFP MSA (SFF-8074i)
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- SFF-8472 (DDM)
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- FCC 47 CFR Part 15, Class B
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- FDA 21 CFR 1040.10 and 1040.11 (Laser Notice No. 50)
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- IEC-60825 (Class 1 laser safety)
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- Telcordia GR-468-CORE
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- TR-NWT-000870 ESD Class 2
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## Key Differences vs STB+ (with MAC)
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| Feature | CLB+ (no MAC) | STB+ (with MAC) |
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| -------------------- | ---------------------------- | ------------------------------------ |
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| PON MAC | ❌ None | ✅ Integrated |
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| Receiver Type | Super-TIA | APD-TIA |
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| Power Consumption | 1 W | 2.48 W |
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| GPON/EPON Dual-Mode | ❌ GPON only | ✅ Auto-detect GPON/EPON |
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| OMCI (G.988) | ❌ | ✅ |
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| Pin 3 | TX_Burst (burst enable) | TX_Disable |
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| Pin 7 | TX_SD (TX signal detect) | Dying Gasp detect |
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| Pin 8 | RX_SD (RX signal detect) | LOS |
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| Price | $15.00 | $45.00 |
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{% include alert.html content="This page has been created from the vendor datasheet and product listing. Contributions with hands-on information are welcome." alert="Note" icon="svg-info" color="blue" %}
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# Miscellaneous Links
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- [FiberMall GPON-ONU-CLB+ product page](https://www.fibermall.com/sale-437481-gpon-onu-sfp-tx1310nm-class-b.htm)
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- [Datasheet (PDF)](https://www.fibermall.com/file/datasheet/gpon-onu-xxb%2B.pdf)

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