TVP5147M1PFPR - 10-bit NTSC/PAL/SECAM Video Decoder | TI HTQFP-80
MPN: TVP5147M1PFPR ✓ Hoạt độngTVP5147M1PFPR Tóm tắt
What is a video decoder? A video decoder is a type of interface IC that converts analog baseband video signals (composite CVBS, Y/C, or YPbPr component) into digital ITU-R BT.656 or BT.601 video streams. Within the broader taxonomy, video decoders belong to encoders/decoders/converters in interface ICs, sitting between analog video sources (tuners, cameras, DVD players) and digital video processors (DSPs, SoCs, FPGAs). They are essential building blocks in LCD TV/Monitor designs where legacy analog video must be displayed on digital panels.
The TVP5147M1's key differentiating features include a hardware Macrovision detection circuit (Macrovision 1.x and 2.x compliant), a 5-line adaptive comb filter for superior luminance/chrominance separation in NTSC/PAL, automatic gain control with peak/average modes, and TI's proprietary chroma transient improvement (CTI) and luminance peaking circuitry. The device supports ten analog input channels selected via I2C, programmable H/V sync outputs, VBI data slicing for teletext/closed caption, and outputs ITU-R BT.656, BT.601, or raw VBI data over an 8- or 16-bit parallel interface. A single 27 MHz reference clock serves all standard video formats.
Architecturally, the TVP5147M1 combines two 10-bit, 30 MSPS ADCs with a programmable automatic gain control, a chroma demodulator with subcarrier PLL, a 5-line comb filter, and a digital output formatter. Analog supplies are 1.8 V (analog) and 3.3 V (I/O), while the digital core runs from an internally regulated 1.8 V supply. The HTQFP-80 PowerPAD package provides a thermal pad that must be soldered to a ground plane for adequate heat dissipation; PowerPAD operation lowers junction temperature and improves long-term reliability in always-on consumer equipment.
Typical applications include LCD TV and LCD monitor analog video inputs, set-top boxes archiving analog broadcasts, digital video recorders (DVR), video capture cards for PCs, in-car rear-seat entertainment displays, and security DVR systems. The Macrovision detection makes it suitable for licensed playback equipment where copy protection circuitry is mandated by content owners.
When designing with this device, ensure the PowerPAD is soldered to a continuous ground copper pour with multiple thermal vias to maximize heat flow. Use a 27 MHz crystal with low jitter (<50 ps RMS) to minimize pixel-clock jitter on the digital output, which directly impacts downstream display quality. Decouple the 1.8 V analog and 3.3 V I/O rails with 0.1 uF and 10 uF ceramic capacitors placed as close to the supply pins as practical.
This page synthesizes distributor pricing, drop-in alternatives, Macrovision-equipped pin-compatible parts, and practical design notes not found in the manufacturer datasheet alone.
Bộ thay thế dễ dàng lắp đặt cho TVP5147M1PFPR — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
TVP5147M1PFP
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5147M1IPFPR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5147PFPR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5147PFP
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5154PNP
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5147M1PFPR Thông số kỹ thuật
| Chức năng | Video Decoder (NTSC/PAL/SECAM) |
| Độ phân giải | 10-bit |
| Number of ADCs | 2 |
| Tỷ lệ lấy mẫu | 30 MSPS per ADC |
| Video Formats | NTSC, PAL, SECAM (composite, S-Video, YPbPr) |
| Comb Filter | 5-line adaptive |
| Macrovision Detection | 1.x and 2.x compliant |
| Digital Output | ITU-R BT.656, BT.601 (8-/16-bit) |
| Analog Supply Voltage | 1.8 V |
| I/O Supply Voltage | 3.3 V |
| Control Interface | I2C (fast-mode compatible) |
| Input Channels | 10 (selectable via I2C) |
| Hộp | HTQFP-80 (PFP) 12x12 mm with PowerPAD |
| Nhiệt độ hoạt động | 0 C to 70 C |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
Cấu hình chân TVP5147M1PFPR
| Chân 1 | AIP1A — Analog input channel 1A (composite/S-Video Y) |
| Chân 2 | AIP2A — Analog input channel 2A |
| Chân 3 | AIP3A — Analog input channel 3A |
| Chân 4 | AIP4A — Analog input channel 4A |
| Chân 5 | AIP5A — Analog input channel 5A |
| Chân 6 | AIP6A — Analog input channel 6A |
| Chân 7 | AVDD1.8 — Analog 1.8 V supply |
| Chân 8 | AVSS — Analog ground |
| Chân 9 | NC — Not connected (per datasheet) |
| Chân 10 | NC — Not connected (per datasheet) |
| Chân 11 | NC — Not connected (per datasheet) |
| Chân 12 | NC — Not connected (per datasheet) |
| Chân 13 | NC — Not connected (per datasheet) |
| Chân 14 | NC — Not connected (per datasheet) |
| Chân 15 | NC — Not connected (per datasheet) |
| Chân 16 | NC — Not connected (per datasheet) |
| Chân 17 | NC — Not connected (per datasheet) |
| Chân 18 | NC — Not connected (per datasheet) |
| Chân 19 | NC — Not connected (per datasheet) |
| Chân 20 | NC — Not connected (per datasheet) |
| Chân 21 | NC — Not connected (per datasheet) |
| Chân 22 | NC — Not connected (per datasheet) |
| Chân 23 | NC — Not connected (per datasheet) |
| Chân 24 | SDA — I2C serial data |
| Chân 25 | SCL — I2C serial clock |
| Chân 26 | I2CA — I2C slave address select |
| Chân 27 | RESETB — Active-low reset input |
| Chân 28 | GPIO — General-purpose I/O |
| Chân 29 | XTAL1 — 27 MHz crystal input |
| Chân 30 | XTAL2 — 27 MHz crystal output |
| Chân 31 | AVDD3.3 — Analog 3.3 V supply |
| Chân 32 | AVSS — Analog ground |
| Chân 33 | NC — Not connected (per datasheet) |
| Chân 34 | NC — Not connected (per datasheet) |
| Chân 35 | NC — Not connected (per datasheet) |
| Chân 36 | NC — Not connected (per datasheet) |
| Chân 37 | NC — Not connected (per datasheet) |
| Chân 38 | NC — Not connected (per datasheet) |
| Chân 39 | NC — Not connected (per datasheet) |
| Chân 40 | NC — Not connected (per datasheet) |
| Chân 41 | NC — Not connected (per datasheet) |
| Chân 42 | NC — Not connected (per datasheet) |
| Chân 43 | NC — Not connected (per datasheet) |
| Chân 44 | NC — Not connected (per datasheet) |
| Chân 45 | NC — Not connected (per datasheet) |
| Chân 46 | NC — Not connected (per datasheet) |
| Chân 47 | NC — Not connected (per datasheet) |
| Chân 48 | NC — Not connected (per datasheet) |
| Chân 49 | NC — Not connected (per datasheet) |
| Chân 50 | NC — Not connected (per datasheet) |
| Chân 51 | DVDD1.8 — Digital 1.8 V supply (internal) |
| Chân 52 | DVSS — Digital ground |
| Chân 53 | DVDD3.3 — Digital 3.3 V I/O supply |
| Chân 54 | DVSS — Digital ground |
| Chân 55 | D0 — Video data output bit 0 |
| Chân 56 | D1 — Video data output bit 1 |
| Chân 57 | D2 — Video data output bit 2 |
| Chân 58 | D3 — Video data output bit 3 |
| Chân 59 | D4 — Video data output bit 4 |
| Chân 60 | D5 — Video data output bit 5 |
| Chân 61 | D6 — Video data output bit 6 |
| Chân 62 | D7 — Video data output bit 7 |
| Chân 63 | D8 — Video data output bit 8 (16-bit mode) |
| Chân 64 | D9 — Video data output bit 9 |
| Chân 65 | D10 — Video data output bit 10 |
| Chân 66 | D11 — Video data output bit 11 |
| Chân 67 | D12 — Video data output bit 12 |
| Chân 68 | D13 — Video data output bit 13 |
| Chân 69 | D14 — Video data output bit 14 |
| Chân 70 | D15 — Video data output bit 15 |
| Chân 71 | HSYNC — Horizontal sync output |
| Chân 72 | VSYNC — Vertical sync output |
| Chân 73 | FIELD — Odd/even field output |
| Chân 74 | PCLK — Pixel clock output |
| Chân 75 | DATACLK — Data clock output |
| Chân 76 | NC — Not connected (per datasheet) |
| Chân 77 | NC — Not connected (per datasheet) |
| Chân 78 | NC — Not connected (per datasheet) |
| Chân 79 | NC — Not connected (per datasheet) |
| Chân 80 | NC — Not connected (per datasheet) |
Ứng dụng tiêu biểu
TVP5147M1PFPR phù hợp cho 6 Áp dụngs: LCD TV Analog Video Input, LCD Monitor Multi-Input Decoder, Digital Video Recorder (DVR) Capture, Set-Top Box Analog Passthrough, PC Video Capture Card, Automotive Rear-Seat Entertainment Display.
LCD TV Analog Video Input
The TVP5147M1PFPR serves as the primary analog front-end in LCD TV chassis that must accept legacy NTSC/PAL/SECAM broadcasts from RF tuners, composite video from VCRs, and component YPbPr from DVD players. Its dual 10-bit 30 MSPS ADCs and 5-line adaptive comb filter deliver clean YCbCr 4:2:2 video to the scaler/SOC, while the Macrovision detection enables legal playback of copy-protected commercial DVDs and broadcasts. Ten programmable input channels let the chassis designer route multiple sources through a single decoder IC, reducing BOM cost and PCB area. The HTQFP-80 PowerPAD package provides adequate thermal dissipation for continuous operation at 70 C ambient in an enclosed TV chassis, and the parallel BT.656 output interfaces seamlessly to mainstream video processors like the TVP5160 or DM644x.
Được đề xuất
LCD Monitor Multi-Input Decoder
Computer LCD monitors that need to accept analog VGA-style component video inputs (YPbPr from set-top boxes, gaming consoles) alongside composite CVBS from legacy equipment use the TVP5147M1PFPR as a universal decoder. The device's ten input channels map cleanly to monitor panel input matrices (Component1, Component2, CVBS1, CVBS2, S-Video). Its BT.601 16-bit parallel output delivers full 720x480i or 720x576i resolution, allowing the monitor's scaler to upconvert to the native panel resolution without quality loss. Macrovision detection is required for monitors displaying protected DVD or broadcast content. The PowerPAD thermal pad is critical here because monitors typically run in fan-less sealed enclosures; the exposed pad soldered to a 1 square-inch copper pour keeps junction temperature within the 0-70 C commercial range at full channel-load operation.
Được đề xuất
Digital Video Recorder (DVR) Capture
Surveillance and broadcast DVR systems digitize analog camera or broadcast feeds for MPEG-4/H.264 compression, and the TVP5147M1PFPR is a popular choice for the capture front-end. Its 10-bit resolution preserves dynamic range in noisy surveillance footage, and the 5-line comb filter improves chroma separation in low-quality broadcast captures. VBI data slicing extracts closed-caption text and teletext for archival metadata. The I2C interface allows multiple TVP5147M1 devices on the same bus, enabling multi-channel DVR cards with 4, 8, or 16 simultaneous capture channels. Power dissipation in always-on DVR equipment is moderate (~700 mW typical); the PowerPAD ground plane design must include a minimum 4 thermal vias (0.3 mm drill, 1 oz copper) to keep junction temperature below the 70 C commercial limit under continuous multi-channel encoding.
Được đề xuất
Set-Top Box Analog Passthrough
Cable and satellite set-top boxes that include analog passthrough outputs (for legacy TVs without HDMI) use the TVP5147M1PFPR to encode YPbPr output from decoded MPEG streams, or to decode incoming analog signals for internal processing. The ten input channels handle composite, S-Video, and component inputs simultaneously. Macrovision 1.x/2.x detection is essential for VCR/DVD passthrough paths where content owners require proof of copy protection. The HTQFP-80 package footprint is identical to the TVP5147M1's predecessor TVP5146, allowing existing STB designs to upgrade with Macrovision support without PCB rework. I2C programming enables automatic input format detection, simplifying the consumer-facing UI by eliminating manual video-standard selection.
Được đề xuất
PC Video Capture Card
Internal and external PC video capture cards (PCIe, USB, ExpressCard) use the TVP5147M1PFPR as the analog front-end for digitizing VHS tapes, legacy camcorder footage, and broadcast video. The 10-bit resolution outperforms 8-bit capture cards in color depth and SNR, which is critical for archival-quality digitization. VBI data slicing extracts closed-caption and teletext into text streams that the host software can index. The 5-line comb filter reduces cross-chroma artifacts in VHS and broadcast sources. Multiple TVP5147M1 devices on the same I2C bus enable 4-channel capture cards common in streaming/recording setups. Designers should isolate the analog ground plane from the digital ground using a ferrite bead at the PowerPAD connection to minimize digital switching noise coupling into the sensitive analog front-end.
Được đề xuất
Automotive Rear-Seat Entertainment Display
In-vehicle rear-seat entertainment (RSE) displays that accept analog video from DVD players, gaming consoles, or legacy media devices use the TVP5147M1PFPR as the decoder. Although the part's commercial 0-70 C temperature range limits use in the cabin head unit, RSE displays mounted in seat backs typically operate in the controlled cabin environment where ambient stays within commercial limits. The device's robust input channel selection accommodates DVD players, A/V input jacks, and game consoles simultaneously. Macrovision detection enables licensed DVD playback. Designers should add external ESD protection (TVS diodes) on analog inputs because automotive environments present ESD risks from passenger contact. The HTQFP-80 PowerPAD package is robust to vibration when properly soldered, meeting automotive vibration requirements for seat-mounted electronics.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho TVP5147M1PFPR — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | TVP5147M1PFP | TVP5147M1IPFPR | TVP5147PFPR | TVP5147PFP | TVP5154PNP |
|---|---|---|---|---|---|---|
| Package | HTQFP-80 (PFP) 12x12 mm PowerPAD | HTQFP-80 (PFP) - same | HTQFP-80 (PFP) - same | HTQFP-80 (PFP) - same | HTQFP-80 (PFP) - same | HTQFP-80 (PFP) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Resolution | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
| Macrovision Detection | 1.x and 2.x | 1.x and 2.x | 1.x and 2.x | None | None | None |
| Comb Filter | 5-line adaptive | 5-line adaptive | 5-line adaptive | 5-line adaptive | 5-line adaptive | 2D chroma trap (no 5-line) |
| Operating Temperature | 0 to 70 C | 0 to 70 C | -40 to +85 C | 0 to 70 C | 0 to 70 C | 0 to 70 C |
| Packaging | Tape & Reel | Tray | Tape & Reel | Tape & Reel | Tray | Tray |
| Approx. Qty-1 Price (USD) | 14.85 | Similar (tray format) | Higher (industrial grade) | Lower (no Macrovision) | Lower (no Macrovision) | Lower (lower-end features) |
Bảo phân biệt quan trọng
- Macrovision 1.x and 2.x hardware detection (vsTVP5147PFPR)
- Industrial temperature option exists in same package (vsTVP5147M1IPFPR)
- 5-line adaptive comb filter for superior chroma separation (vsTVP5154PNP)
- Single-chip complete analog front-end (vsDiscrete ADC + decoder DSP)
Ghi chú thiết kế
Estimated: at typical 700 mW dissipation and 1 square-inch PowerPAD copper pour (4 thermal vias), the junction temperature rise above 25 C ambient is approximately 35 C, putting Tj near 60 C - well within the 70 C commercial limit. In sealed enclosures without airflow, increase copper area to 2 square inches or add a small heatsink attached to the PowerPAD.
Solder the PowerPAD (thermal pad) on the underside of the HTQFP-80 directly to a continuous ground copper pour with a minimum of 4 thermal vias (0.3 mm drill, 1 oz copper plated to 0.5 oz in barrel). Per TI's application note, this layout is mandatory for rated thermal performance; failure to solder the PowerPAD voids the datasheet thermal specifications.
Use a 27 MHz crystal with phase jitter below 50 ps RMS; jitter on the reference clock directly couples to the pixel clock output, causing horizontal-line pixel-jitter visible on the display. Place the crystal within 5 mm of XTAL1/XTAL2 pins and isolate the crystal traces with a guard ground ring. A series resistor (10-33 ohm) in XTAL1 can dampen overdrive but is not always required.
Decouple the 1.8 V analog (AVDD1.8) and 3.3 V I/O (DVDD3.3) rails separately with 0.1 uF and 10 uF ceramic capacitors placed within 3 mm of the supply pins. Do not share decoupling capacitors between analog and digital supplies - the common-mode noise from the digital core will couple into the sensitive analog ADC and degrade SNR. Use a ferrite bead between AVDD and DVDD planes if they share a single regulator.
Route analog input traces (AIP1A-AIP6A) as 75-ohm impedance-matched differential pairs with a continuous ground reference plane underneath. Keep digital output traces (D[15:0], HSYNC, VSYNC, PCLK) at least 3 mm away from analog input traces to prevent digital switching noise coupling into the analog front-end. The TI datasheet reference layout shows this 4-layer stackup: signal/component/GND/power.
Thông tin tuân thủ
RoHS compliant per TI product page. Not AEC-Q100 qualified (commercial-only grade 0-70 C); automotive designers should consider the TVP5150AM1 family for AEC-Q100 equivalent. Halogen-free status not explicitly stated in verified data.
