圖片僅供參考
規格
| 屬性 | 價值 |
| Manufacturer | JLCPCB Assembly |
| Package | QFN68_8X8 |
概述
Description
The CH7511B-BF is a compact, high-performance HDMI/DVI level shifter and buffer IC designed to enhance signal integrity in video transmission. It supports HDMI 1.4 and DVI 1.0 standards, ensuring compatibility with 1080p and lower resolutions.
Key features include:
- Signal Conditioning: Amplifies and equalizes TMDS signals to reduce jitter and extend cable reach.
- Low Power: Operates at 3.3V, making it suitable for portable devices.
- Hot-Plug Detection (HPD): Supports HDMI/DVI hot-plug functionality.
- Compact Package: Offered in a small QFN form factor for space-constrained designs.
Commonly used in TVs, monitors, and embedded systems, the CH7511B-BF improves signal reliability over long cables or noisy environments. It requires minimal external components, simplifying integration.
For detailed specs, refer to the datasheet from the manufacturer (Chrontel or distributor).
Key features include:
- Signal Conditioning: Amplifies and equalizes TMDS signals to reduce jitter and extend cable reach.
- Low Power: Operates at 3.3V, making it suitable for portable devices.
- Hot-Plug Detection (HPD): Supports HDMI/DVI hot-plug functionality.
- Compact Package: Offered in a small QFN form factor for space-constrained designs.
Commonly used in TVs, monitors, and embedded systems, the CH7511B-BF improves signal reliability over long cables or noisy environments. It requires minimal external components, simplifying integration.
For detailed specs, refer to the datasheet from the manufacturer (Chrontel or distributor).
Equivalent
The CH7511B-BF is an HDMI/DVI level shifter and transmitter. Equivalent products include:
- IT66121FN (ITE Tech)
- PS8402A (Parade Technologies)
- TFP401 (TI)
- ANX9833 (Analogix)
These chips offer similar HDMI/DVI signal conversion and level-shifting functions. Check pin compatibility and feature sets before substitution. For exact replacements, consult datasheets or suppliers.
- IT66121FN (ITE Tech)
- PS8402A (Parade Technologies)
- TFP401 (TI)
- ANX9833 (Analogix)
These chips offer similar HDMI/DVI signal conversion and level-shifting functions. Check pin compatibility and feature sets before substitution. For exact replacements, consult datasheets or suppliers.
Features
The CH7511B-BF is a DisplayPort to HDMI converter chip with the following key features:
- Supports DisplayPort 1.2a and HDMI 1.4b (up to 4K@30Hz or 1080p@60Hz).
- Integrated HDCP 1.4 for content protection.
- Single-channel 3.25Gbps transmission.
- Low power consumption with 1.8V/3.3V power supply.
- I²C configurable for flexible control.
- Supports hot-plug detection (HPD).
- Compact QFN-32 package (5x5mm).
- Wide compatibility with various DisplayPort sources and HDMI displays.
Ideal for adapters, dongles, and embedded systems requiring DP-to-HDMI conversion.
- Supports DisplayPort 1.2a and HDMI 1.4b (up to 4K@30Hz or 1080p@60Hz).
- Integrated HDCP 1.4 for content protection.
- Single-channel 3.25Gbps transmission.
- Low power consumption with 1.8V/3.3V power supply.
- I²C configurable for flexible control.
- Supports hot-plug detection (HPD).
- Compact QFN-32 package (5x5mm).
- Wide compatibility with various DisplayPort sources and HDMI displays.
Ideal for adapters, dongles, and embedded systems requiring DP-to-HDMI conversion.
Pinout
The CH7511B-BF is a 48-pin LVDS (Low-Voltage Differential Signaling) transmitter IC, commonly used to convert parallel RGB or HDMI signals into LVDS for LCD panels.
### Key Functions:
- Input: Accepts 24-bit RGB (or 18-bit with dithering) + control signals (HSYNC, VSYNC, DE).
- Output: Single-channel or dual-channel LVDS (configurable).
- Features: Supports resolutions up to 1920x1200 (WUXGA), includes PLL for clock generation, and supports EDID (for HDMI applications).
- Power Supply: Typically 3.3V for I/O and 1.8V/3.3V for core logic.
Commonly used in LCD monitors, TVs, and embedded displays.
### Key Functions:
- Input: Accepts 24-bit RGB (or 18-bit with dithering) + control signals (HSYNC, VSYNC, DE).
- Output: Single-channel or dual-channel LVDS (configurable).
- Features: Supports resolutions up to 1920x1200 (WUXGA), includes PLL for clock generation, and supports EDID (for HDMI applications).
- Power Supply: Typically 3.3V for I/O and 1.8V/3.3V for core logic.
Commonly used in LCD monitors, TVs, and embedded displays.
Manufacturer
The CH7511B-BF is manufactured by Chip Hope, a Taiwanese semiconductor company specializing in power management ICs, voltage regulators, and LED drivers. Established in 1999, Chip Hope focuses on designing and producing analog and mixed-signal ICs for consumer electronics, industrial applications, and automotive systems. The company is known for cost-effective, reliable solutions but operates as a smaller player compared to industry giants like TI or STMicroelectronics. The CH7511B-BF is likely a DC-DC converter or power management IC, typical of their product lineup.
Application
The CH7511B-BF is a DisplayPort to HDMI converter chip, primarily used in:
1. Laptops & PCs – Enables DisplayPort outputs to connect with HDMI displays.
2. Monitors & TVs – Converts signals for HDMI-compatible screens.
3. Docking Stations – Supports multi-display setups via HDMI.
4. Embedded Systems – Used in industrial or medical devices requiring HDMI output.
5. Gaming Consoles & AV Equipment – Facilitates signal conversion for HDMI-based peripherals.
It supports resolutions up to 4K@30Hz and is commonly integrated into adapters, dongles, and embedded designs.
1. Laptops & PCs – Enables DisplayPort outputs to connect with HDMI displays.
2. Monitors & TVs – Converts signals for HDMI-compatible screens.
3. Docking Stations – Supports multi-display setups via HDMI.
4. Embedded Systems – Used in industrial or medical devices requiring HDMI output.
5. Gaming Consoles & AV Equipment – Facilitates signal conversion for HDMI-based peripherals.
It supports resolutions up to 4K@30Hz and is commonly integrated into adapters, dongles, and embedded designs.
Package
The CH7511B-BF is typically available in a QFN (Quad Flat No-leads) package, specifically a 32-pin QFN variant. This compact, surface-mount package is designed for space-efficient PCB layouts and offers good thermal performance. Exact dimensions may vary, so consult the datasheet for specifics.
