Part A
ADV7180BCPZ
ADI公司
- Lifecycle
- Active
- Stock
- 3675 件
- Package
- VFQFN-40
- Series
- 線性視頻處理
Replacement verdict
Compatible functional replacement candidate
The ADV7180BCPZ is a viable functional replacement candidate for the ADV7181DBCPZ in many SD video decoder applications, sharing the same LFCSP-64 package, 1.8 V core supply, and I2C control interface. However, designers must validate the loss of the ADV7181D's component (YPbPr) input support and its higher-precision 12-bit ADC path before committing to a drop-in substitution.
Package Type
High match
Video Input Support
Not compatible
ADC Resolution
Validation required
Supply Voltage
High match
Parts at a glance
Part B
ADV7181DBCPZ
ADI公司
- Lifecycle
- Active
- Stock
- 5907 件
- Package
- QFN9X9
- Series
- 介面-編碼器、解碼器、轉換器
Key differences
Rows are prioritized by design impact. Highlighted values require attention during substitution.
Key electrical and mechanical differences between the two devices
| Parameter | ADV7181DBCPZ | ADV7180BCPZ | Why it matters |
|---|---|---|---|
| Function | Multiformat SDTV/HDTV video decoder with 3D comb filter and deinterlacer | Multiformat SDTV video decoder | Defines the core capability; the ADV7181D supports HD component inputs and advanced processing, while the ADV7180 is SD-only, so they are not drop-in substitutes. |
| Supported Video Standards | NTSC, PAL, SECAM plus 720p/1080i HD component (YPrPb) | NTSC, PAL, SECAM (SD only) | Determines which input sources the decoder can accept; HD support in the ADV7181D is a key differentiator for HD-capable designs. |
| 3D Comb Filter | Yes (adaptive 3D comb) | No (2D comb / line-based) | A 3D comb filter significantly improves luma/chroma separation and picture quality on composite inputs. |
| Deinterlacer | Integrated motion-adaptive deinterlacer | Not integrated | The ADV7181D can output progressive video internally, simplifying system design for progressive displays. |
| Output Interface | 8-bit ITU-R BT.656 / 16-bit YPrPb pixel output | 8-bit ITU-R BT.656 output | Affects host processor interface compatibility; the ADV7181D offers a wider pixel bus for HD data. |
| Package | 64-lead LFCSP (CP-64-4) | 40-lead LFCSP (CP-40-1) | Different footprint and pin count prevent direct PCB drop-in replacement. |
| Supply Voltage | 1.8 V digital core, 3.3 V analog and I/O | 1.8 V digital core, 3.3 V analog and I/O | Power rail requirements are the same, easing supply design reuse between the two parts. |
| Number of Video Inputs | 6 analog inputs (composite, S-video, component) | 6 analog inputs (composite, S-video) | Input count is similar, but the ADV7181D can route component HD signals while the ADV7180 cannot. |
| Target Application | HD/SD video capture, automotive, professional video | SD video capture, consumer and industrial video | Indicates the intended use case and helps assess whether the part meets system performance requirements. |
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Send your BOM and application constraints for technical and sourcing review.
Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | ADV7180BCPZ | ADV7181DBCPZ |
|---|---|---|
| Part Status | Active | Active |
| Function | Decoder | - |
| Applications | Professional Video | Video |
| Standards | ITU-R BT.656, NTSC, PAL, SECAM | - |
| Control Interface | I²C, Serial | - |
| Voltage - Supply | 1.8V ~ 3.3V | - |
| Mounting Type | Surface Mount | Surface Mount |
| Type | - | Video Decoder |
| Voltage - Supply, Analog | - | 3.15V ~ 3.45V |
| Voltage - Supply, Digital | - | 1.65V ~ 2V |
Frequently asked questions
What are the key differences between the ADV7181DBCPZ and ADV7180BCPZ?
The ADV7181DBCPZ is a 10-bit SDTV/HDTV video decoder with a 3-channel 110 MHz ADC and support for component, composite, and S-Video inputs, while the ADV7180BCPZ is a 10-bit SDTV video decoder with a 3-channel 54 MHz ADC supporting composite and S-Video inputs. The ADV7181D adds HDTV component input support and higher ADC bandwidth, whereas the ADV7180 is limited to standard-definition video decoding.
Are the ADV7181DBCPZ and ADV7180BCPZ pin-compatible?
Both devices are offered in a 64-lead LFCSP package, but pin compatibility cannot be assumed. The ADV7181D includes additional HDTV input and clock-related functions that differ from the ADV7180 pinout. Designers must compare the pin function descriptions in the respective Analog Devices datasheets before considering any layout reuse.
Do both parts support the same video input formats?
No. The ADV7180BCPZ supports standard-definition formats including NTSC, PAL, and SECAM composite and S-Video inputs. The ADV7181DBCPZ additionally supports HDTV component formats such as 720p and 1080i, along with SD composite and S-Video, making it suitable for applications requiring high-definition component video decoding.
What is the difference in ADC sampling rate between these two decoders?
The ADV7181DBCPZ integrates a 3-channel 110 MHz ADC to accommodate HDTV component signals, while the ADV7180BCPZ uses a 3-channel 54 MHz ADC intended for standard-definition video. The higher sampling rate of the ADV7181D is required to digitize HD component video with sufficient bandwidth.
Can the ADV7180BCPZ be used as a drop-in replacement for the ADV7181DBCPZ?
No. The ADV7180BCPZ lacks HDTV component input support and has a lower ADC sampling rate, so it cannot decode HD component video that the ADV7181DBCPZ handles. A replacement is only possible if the target design uses standard-definition composite or S-Video inputs and the pinout and register differences are validated against the Analog Devices datasheets.
Do both devices use the same digital output interface?
Both the ADV7181DBCPZ and ADV7180BCPZ provide a 10-bit ITU-R BT.656-compatible digital output interface. However, the ADV7181D supports additional output modes and timing options for HD component video, so the output configuration registers and supported formats differ between the two parts and must be verified in the respective datasheets.
What are the typical target applications for each device?
The ADV7180BCPZ is typically used in standard-definition applications such as DVD recorders, set-top boxes, and automotive rear-view cameras that require composite or S-Video decoding. The ADV7181DBCPZ targets applications needing HD component video decoding, such as advanced set-top boxes, video capture systems, and displays with component inputs.