Overview
The PEX8112-AA66BI F is a PCI Express to PCI Bridge IC manufactured by Broadcom Limited. This component is designed to facilitate the integration of legacy PCI devices into modern PCI Express systems, enabling seamless migration and compatibility between different generations of PCI technology. The bridge supports both forward and reverse bridging, allowing it to operate in various system configurations, including ExpressCard and AdvancedMC standards. With its low power consumption and compact packaging, the PEX8112-AA66BI F is ideal for applications where board real estate is limited.
Key Specifications
| Specification | Details |
|---|---|
| Package Type | 144-ball BGA (standard 1.0 mm pitch), 161-ball BGA (fine 0.65 mm pitch) |
| Package Size | 13mm x 13mm (standard), 10mm x 10mm (fine) |
| Power Consumption | Approximately 400 milliwatts |
| Core Supply Voltage | 1.5 V |
| PCI Express Interface | PCI Express Base 1.0a compliant, x1 Link, dual-simplex, 2.5 Gbps per direction |
| PCI Interface | PCI v.3.0, 32 bits, up to 66 MHz |
| GPIO Pins | Four (4) GPIO pins |
| Temperature Range | -40 to +85°C |
| Memory | Internal 8Kbyte shared RAM |
| Configuration | EEPROM configuration option with SPI |
| Power Management | Extensive PME support including D0 and D0Active, D1, D2 and D3Hot and D3Cold |
Key Features
- Forward and reverse bridging capabilities, allowing legacy PCI devices to be used with PCI Express systems and vice versa
- Low power consumption of approximately 400 milliwatts
- Compact BGA packaging options to save board space
- Internal 8Kbyte shared RAM and EEPROM configuration option with SPI
- Four GPIO pins for design flexibility
- Support for PCI Express transaction queues and flow control buffering
- Extensive power management events (PME) support
- JTAG interface for debugging
Applications
- ExpressCard™ and AdvancedMC™ adapter boards: Enables the use of legacy PCI adapter boards in modern PCI Express slots
- Embedded host platforms: Allows the integration of PCI Express devices into systems with PCI host processors
- Industrial and commercial systems: Suitable for applications requiring low power and compact design
Q & A
- What is the primary function of the PEX8112-AA66BI F? The primary function is to act as a bridge between PCI Express and PCI interfaces, enabling the use of legacy PCI devices in PCI Express systems and vice versa.
- What are the packaging options for the PEX8112-AA66BI F? The component is available in 144-ball BGA (standard 1.0 mm pitch) and 161-ball BGA (fine 0.65 mm pitch) packages.
- What is the power consumption of the PEX8112-AA66BI F? The power consumption is approximately 400 milliwatts.
- What is the core supply voltage for the PEX8112-AA66BI F? The core supply voltage is 1.5 V.
- Does the PEX8112-AA66BI F support power management events? Yes, it supports extensive PME events including D0 and D0Active, D1, D2, and D3Hot and D3Cold.
- What is the temperature range for the PEX8112-AA66BI F? The temperature range is -40 to +85°C.
- Does the PEX8112-AA66BI F have internal memory? Yes, it has internal 8Kbyte shared RAM.
- How many GPIO pins does the PEX8112-AA66BI F have? It has four GPIO pins.
- What configuration options are available for the PEX8112-AA66BI F? It has an EEPROM configuration option with SPI.
- Is the PEX8112-AA66BI F suitable for industrial applications? Yes, it is suitable for industrial and commercial applications due to its low power consumption and compact design.
