Comprehensive Product Summary: ADLINK cBP‑3204R CompactPCI Backplane

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### 1. Product Overview

Product Name: cBP‑3204R
Model: cBP‑3204R
Series: cBP‑3200 Series (3U 32‑bit CompactPCI Backplanes with Rear I/O)
Article Number: cBP‑3204R
Manufacturer: ADLINK Technology Inc.
Product Type: 3U CompactPCI 4‑slot 32‑bit backplane with rear I/O option, ATX power interface
Manufacturer Website: [www.adlinktech.com](http://www.adlinktech.com) / [www.adlinktechnology.com](http://www.adlinktechnology.com)
Trademark: NuIPC® (registered trademark of ADLINK Technology Inc.)

The ADLINK cBP‑3204R is a 3U CompactPCI backplane designed for industrial and embedded computing platforms. It belongs to the cBP‑3200 series, which provides 32‑bit CompactPCI bus connectivity with optional rear I/O support. The cBP‑3204R specifically offers four slots—one system slot and three peripheral slots—optimized for 3U CompactPCI systems requiring rear I/O capability and ATX‑style power input. It is engineered for high reliability, signal integrity, and compliance with PICMG 2.0 R2.1 standards.

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### 2. Key Features

- CompactPCI PICMG 2.0 R2.1 Compliant: Ensures full interoperability with standard CompactPCI modules and systems.
- 32‑bit Bus Architecture: Supports 32‑bit CompactPCI signaling on the P1 connector, suitable for mid‑range industrial and embedded applications.
- Rear I/O Capability: Equipped with P2 connectors for rear I/O expansion, enabling flexible system integration and cable management.
- Four‑Slot Configuration:
- 1 × System Slot (right‑hand side)
- 3 × Peripheral Slots
- High‑Quality PCB Design: 10‑layer PCB construction for precise impedance control and signal integrity.
- Power Input Options: Dual ATX connectors with DC screw terminals for flexible power integration.
- Selectable I/O Voltage: V(I/O) configurable for either +5 V or +3.3 V operation (factory default +5 V).
- Compact 3U Form Factor: 133.35 mm height × 182 mm width × 3.2 mm thickness, suitable for 3U CompactPCI chassis.
- Rear I/O Option: P2 connectors installed for rear I/O interface (R‑version).
- System Slot Orientation: System slot positioned on the right‑hand side for standard ADLINK chassis compatibility.
- Mechanical Width: 20 HP (horizontal pitch) for compact integration.
- High Reliability: Designed for industrial environments with robust mechanical and electrical characteristics.
- Compatibility: Fully compatible with ADLINK cPCIS‑1000 and cPCIS‑2000 series chassis and subsystems.

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Form Factor | 3U CompactPCI |
| Bus Type | 32‑bit CompactPCI (PICMG 2.0 R2.1) |
| Number of Slots | 4 total (1 system + 3 peripheral) |
| Rear I/O Support | Yes (P2 connectors installed) |
| PCB Layers | 10‑layer PCB for impedance control |
| Dimensions | 133.35 mm (H) × 182.0 mm (W) × 3.2 mm (T) |
| Width | 20 HP |
| Power Input Connectors | 2 × ATX‑style connectors + DC screw terminals |
| Selectable V(I/O) | +5 V or +3.3 V (default +5 V) |
| System Slot Position | Right‑hand side |
| Material | FR‑4 industrial‑grade PCB |
| Compliance | PICMG 2.0 R2.1, CompactPCI mechanical and electrical standards |
| Operating Temperature | Typically 0 °C to 70 °C (system dependent) |
| Storage Temperature | −40 °C to +85 °C |
| Relative Humidity | < 95 % @ 40 °C, non‑condensing |
| Mounting | Fits standard 3U CompactPCI chassis (e.g., cPCIS‑1000/2000) |
| Manufacturer | ADLINK Technology Inc., Taipei, Taiwan |

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### 4. Functionality

The cBP‑3204R serves as the central interconnect for CompactPCI modules within a 3U system. It distributes the CompactPCI bus signals between the system controller board and up to three peripheral boards. The P1 connector provides the 32‑bit PCI bus interface, while the P2 connector (installed on the R‑version) enables rear I/O routing for additional connectivity.

Typical Use Cases:
- Industrial control and automation systems
- Embedded computing platforms
- Data acquisition and instrumentation
- Telecommunications and networking equipment
- CompactPCI‑based test and measurement systems

Compatibility:
- Fully compatible with ADLINK cPCIS‑1000 and cPCIS‑2000 chassis.
- Supports integration with ADLINK power supply modules (cPS‑150R, cPS‑175 series, APS‑925A).
- Rear I/O compatible with ADLINK rear transition modules and rear I/O card guides.

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### 5. Components & Accessories

Included Components:
- cBP‑3204R backplane assembly
- Dual ATX power connectors
- DC screw terminal block for auxiliary power input
- Rear I/O P2 connectors (installed)

Optional Accessories:
- Power Supply Units:
- cPS‑150R (175 W, 31‑pin redundant PSU)
- cPS‑175/AC, /48, /24 (175 W, 47‑pin PSU variants)
- APS‑925A (280 W ATX PSU)
- Chassis Compatibility:
- cPCIS‑1000 (3U CompactPCI card cage)
- cPCIS‑2000A/B (3U chassis with 2 or 4 fans)
- Mechanical Accessories:
- cPCI‑PSF (PS2 power supply frame)
- cPCI‑DBF (drive bay frame)
- cPCI‑SP3E (3U 4 HP slot‑panel with EMC gasket)

Connectors:
- P1: 32‑bit CompactPCI bus interface (system and peripheral slots)
- P2: Rear I/O interface (installed on R‑version)
- CN1/CN2: ATX‑style DC power input connectors
- Screw Terminals: +3.3 V, V(I/O), +5 V, GND, +12 V, −12 V
- Jumpers: JP8 (INH#), JP9 (RST#), JP10 (FAL#), JP7 (+12 V Sense)

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### 6. Installation & Setup

Requirements:
- Compatible 3U CompactPCI chassis (ADLINK cPCIS‑1000 or cPCIS‑2000 series)
- ATX or CompactPCI‑standard power supply
- Proper grounding and power sequencing per PICMG 2.0 R2.1

Mounting Options:
- Standard 3U rack‑mount or desktop chassis installation
- System slot positioned on the right‑hand side for ADLINK chassis alignment

Configuration:
- V(I/O) Selection: Jumper‑selectable between +3.3 V and +5 V (default +5 V).
- Power Inhibit (JP8): Connects to chassis power switch for ATX PSU control.
- Reset (JP9): Provides system reset signal interface.
- Power Fail (JP10): Monitors PSU fault condition.
- +12 V Sense (JP7): Configurable for ATX or CompactPCI PSU sensing.

Rear I/O Setup:
- P2 connectors route signals to rear transition modules or custom rear I/O boards.
- Ensure proper alignment and grounding when installing rear I/O modules.

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### 7. Performance & Capabilities

- Bus Performance: 32‑bit PCI bus operation up to 33 MHz per PICMG 2.0 R2.1.
- Signal Integrity: 10‑layer PCB ensures controlled impedance and minimal crosstalk.
- Power Distribution: Supports +3.3 V, +5 V, +12 V, and −12 V rails with sense and inhibit lines.
- Rear I/O Bandwidth: Full 32‑bit data path available through P2 connectors.
- System Capacity: Supports one system controller and up to three peripheral boards.
- Efficiency: Optimized trace routing and power plane design minimize losses.
- Limitations: 32‑bit bus width (no 64‑bit extension); limited to 4 total slots.

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### 8. Standards & Compliance

- CompactPCI Specification: PICMG 2.0 Revision 2.1 compliant
- Rear I/O Interface: Conforms to CompactPCI rear I/O mechanical and electrical standards
- Power Interface: Compatible with ATX and CompactPCI PICMG 2.11 power standards
- Electrical Safety: Designed to meet UL, CSA, and EN60950 safety requirements (system dependent)
- EMC Compliance: Meets FCC Class A and EN55022 Class A when integrated in compliant chassis
- Environmental: Designed for industrial operating conditions (0 °C – 70 °C, < 95 % RH)
- RoHS/CE: Manufactured in accordance with ADLINK’s environmental and quality standards

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### 9. Additional Information

Warranty:
ADLINK provides a one‑year limited warranty covering defects in materials and workmanship from the confirmed date of purchase. The warranty excludes damage due to misuse, modification, or operation beyond specified limits.

Support & Service:
- Customer Service: service@adlink.com.tw
- Technical Support: nuipc@adlink.com.tw
- Telephone: +886‑2‑82265877
- Fax: +886‑2‑82265717
- Address: 9F, No. 166, Jian Yi Road, Chungho City, Taipei 235, Taiwan, R.O.C.

Maintenance:
- Periodic inspection of connectors and power terminals recommended.
- Ensure proper airflow and cooling within chassis.
- Clean with anti‑static tools; avoid moisture exposure.

Firmware/Hardware Updates:
As a passive backplane, the cBP‑3204R does not require firmware updates. Hardware revisions may be released to improve signal integrity or compliance; refer to ADLINK documentation for revision tracking.

Integration Notes:
- Designed for use with ADLINK cPCIS‑series chassis and power modules.
- Compatible with ADLINK LCD kits (cPCI‑LCD) and controller cards (cPCI‑8215/8217) when integrated into complete systems.
- Rear I/O configuration supports ADLINK rear transition modules for extended connectivity.

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### Summary

The ADLINK cBP‑3204R is a robust, industrial‑grade 3U CompactPCI backplane offering four slots with full 32‑bit PCI bus support and rear I/O capability. Its 10‑layer PCB ensures high signal integrity, while dual ATX connectors and screw terminals provide flexible power options. Designed for integration into ADLINK’s cPCIS‑1000 and cPCIS‑2000 chassis, it supports a wide range of industrial, embedded, and test applications requiring reliable CompactPCI infrastructure. With compliance to PICMG 2.0 R2.1 and optional rear I/O, the cBP‑3204R delivers a compact, high‑performance foundation for modular computing systems.