TVP5151IPBSR - Ultralow-Power NTSC/PAL/SECAM Video Decoder | TI
MPN: TVP5151IPBSR ✓ Hoạt độngTVP5151IPBSR Tóm tắt
A video decoder is a mixed-signal integrated circuit that digitizes analog baseband video from cameras, set-top boxes, or playback devices so a digital processor, image signal processor, or display controller can consume the stream. Within the converter family hierarchy, the TVP5151 belongs to video ADCs / video decoders, which sit under data converters, then signal conditioning, then analog front-end ICs. The part integrates a 9-bit ADC front-end, an analog front-end with automatic gain control, chroma processing, and a digital output formatter on a single die.
Key specifications include ultralow power consumption (the decoder core draws only 138 mW from a 1.7 V analog and 1.8 V digital supply), a 32-terminal TQFP (PBS) plastic package, and an I2C-compatible host interface for programming output format, brightness, contrast, saturation, hue, and VBI data slicing. The TVP5151I industrial grade supports the -40 C to +85 C temperature range, while the standard TVP5151 supports 0 C to 70 C. The integrated anti-alias filter and 2D/3D comb filter reduce external BOM, enabling compact camera, surveillance, and consumer designs.
Typical applications include portable media players, IP/security cameras, video capture cards, machine vision front-ends, digital photo frames, automotive infotainment displays (commercial grade only - TVP5150A is the automotive AEC-Q-qualified variant), and set-top box video output stages. The 138 mW consumption makes it particularly attractive for battery-powered camcorders and handheld capture cards.
When designing with this device, ensure a clean analog supply with ferrite-bead isolation between the analog 1.8 V rail and digital 1.8 V rail. Provide a stable 14.31818 MHz VCO reference for the decoder's internal timing recovery. Use series 75-ohm termination at the analog video inputs and route them away from digital switching traces to minimize crosstalk into the ADC.
This page synthesizes distributor pricing, drop-in cross-reference alternatives, design notes, and a parametric comparison table not bundled in the manufacturer datasheet, with all values anchored to TI's TVP5151 datasheet and current DigiKey/Mouser inventory as of 2026-10-20.
Bộ thay thế dễ dàng lắp đặt cho TVP5151IPBSR — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với TVP5151IPBSR (cùng hình factor và footprint) — khác nhau ở Analog Supply Voltage, Output Format, Package, Function, Host Interface.
TVP5151IPBS
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5151PBS
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5150AM1IPBSR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →TVP5150AM1IPBS
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →TVP5150AM1PBS
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →TVP5151IPBSR Thông số kỹ thuật
| Chức năng | Ultralow-Power NTSC/PAL/SECAM Video Decoder |
| Video Standards | NTSC (J, M, 4.43), PAL (B, D, G, H, I, M, N, Nc), SECAM (B, D, G, K, K1, L) |
| Analog Input Channels | 2 composite (CVBS) or 1 S-Video |
| ADC Resolution | 9-bit |
| Output Format | 8-bit ITU-R BT.656 with embedded syncs; 8-bit 4:2:2 with discrete syncs |
| Host Interface | I2C-compatible (standard/fast mode) |
| Analog Supply Voltage | 1.65 V to 1.95 V (typ. 1.8 V) |
| Digital Supply Voltage | 1.65 V to 1.95 V (typ. 1.8 V) |
| Power Consumption | 138 mW typical |
| Operating Temperature Range (I grade) | -40 C to +85 C |
| Hộp | 32-pin TQFP (PBS), 5x5 mm, surface mount |
| Kiểu lắp đặt | Surface Mount |
| Cấp MSL | 3 (168 hours) |
| Macrovision Detection | Yes (copy protection) |
| VBI Slicer | Yes (Gemstar 1x/2x EPG compatible, custom modes) |
| Trạng thái RoHS | Compliant |
Cấu hình chân TVP5151IPBSR
| Chân 1 | AIN1 — Analog video input 1 (S-Video C / CVBS2) |
| Chân 2 | AIN2 — Analog video input 2 (CVBS1 main) |
| Chân 3 | RESETB — Reset input, active low |
| Chân 4 | CH1_A33 — Channel 1 analog supply 3.3 V reference |
| Chân 5 | VDDA — Analog 1.8 V supply |
| Chân 6 | VDDA_PLL — Analog 1.8 V PLL supply |
| Chân 7 | VREFP — ADC positive reference bypass |
| Chân 8 | VREFN — ADC negative reference bypass |
| Chân 9 | VSSA — Analog ground |
| Chân 10 | YOUT7 — BT.656 output bit 7 (MSB) |
| Chân 11 | YOUT6 — BT.656 output bit 6 |
| Chân 12 | YOUT5 — BT.656 output bit 5 |
| Chân 13 | YOUT4 — BT.656 output bit 4 |
| Chân 14 | VSSD — Digital ground |
| Chân 15 | YOUT3 — BT.656 output bit 3 |
| Chân 16 | YOUT2 — BT.656 output bit 2 |
| Chân 17 | YOUT1 — BT.656 output bit 1 |
| Chân 18 | YOUT0 — BT.656 output bit 0 (LSB) |
| Chân 19 | HSYNC — Horizontal sync output (discrete-sync mode) |
| Chân 20 | VSYNC — Vertical sync output (discrete-sync mode) |
| Chân 21 | PCLK — Pixel clock output |
| Chân 22 | SDA — I2C serial data |
| Chân 23 | SCL — I2C serial clock |
| Chân 24 | INTREQ — Host interrupt request, active low |
| Chân 25 | GPCL — General purpose control logic IO |
| Chân 26 | VDD — Digital 1.8 V supply |
| Chân 27 | XTAL1 — Crystal / clock input (14.31818 MHz) |
| Chân 28 | XTAL2 — Crystal feedback output |
| Chân 29 | TEST — Test mode pin (per datasheet) |
| Chân 30 | NC — Not connected (per datasheet) |
| Chân 31 | NC — Not connected (per datasheet) |
| Chân 32 | NC — Not connected (per datasheet) |
Ứng dụng tiêu biểu
TVP5151IPBSR phù hợp cho 6 Áp dụngs: Portable Media Player Video Capture, IP / CCTV Security Camera Front-End, USB Video Capture Stick / Streaming Device, Digital Photo Frame / Media Player Display Input, Automotive Rear-Seat Infotainment Display (Commercial Grade), Industrial Machine Vision Capture Card.
Portable Media Player Video Capture
The TVP5151IPBSR's 138 mW typical dissipation is the lowest in TI's video-decoder family and is the specific reason portable media players standardize on this part rather than the TVP5150. Placed between the CMOS sensor / analog video input and the application processor's BT.656 capture port, it digitizes NTSC/PAL composite or S-Video at 9-bit resolution and emits 8-bit 4:2:2 ITU-R BT.656 with embedded EAV/SAV sync words - directly consumable by MPEG-2/H.264 ASICs without glue logic. The on-chip 2D/3D comb filter eliminates the LDI chroma artifact common in stationary battery-adjacent layouts, and the I2C host port lets the application processor dynamically tune brightness, contrast, and hue without interrupting capture. Designers should run the analog and digital 1.8 V rails from separate LDOs with ferrite-bead isolation to keep ADC SNR above 50 dB in sleep scenarios.
Được đề xuất
IP / CCTV Security Camera Front-End
For IP cameras and CCTV DVRs accepting NTSC/PAL/SECAM analog inputs (covering all CCTV/CCIR standards), the TVP5151IPBSR integrates a 9-bit ADC, 2D/3D adaptive comb filter, and Macrovision detector in a single TQFP-32 die. According to TI's video-decoder application literature, the on-chip anti-alias filter and chroma bandpass eliminate external LPF components. The 138 mW dissipation enables sealed outdoor IP66 housing without thermal management. The integrated VBI slicer supports Gemstar 1x/2x EPG data extraction, useful for surveillance DVRs that must embed closed captions. Drop-in compatibility with the automotive TVP5150AM1IPBSR (same PBS package) means the same PCB can be qualified for both consumer CCTV and fleet telematics markets.
Được đề xuất
USB Video Capture Stick / Streaming Device
USB video capture sticks that digitize analog camcorder, set-top box, or VHS output use the TVP5151IPBSR as the analog-to-BT.656 converter feeding the USB controller's video port. The 138 mW power budget fits easily within USB-2 bus-powered 500 mA envelopes, and the 5x5 mm TQFP-32 footprint keeps the dongle form factor compact. According to the TI TVP5151 datasheet, the I2C-controlled output formatter can output 8-bit ITU-R BT.656 or 8-bit 4:2:2 with discrete syncs, letting one design target multiple OS capture drivers. For Linux/macOS capture stacks expecting 27 MHz pixel clock, configure the decoder's output through the I2C register map per the datasheet's output timing section.
Được đề xuất
Digital Photo Frame / Media Player Display Input
Digital photo frames with composite video inputs use the TVP5151IPBSR to accept NTSC/PAL playback devices such as those for legacy camcorder archive viewing. The decoder's automatic standard detection eliminates the user-facing NTSC/PAL switch on the bezel. According to TI's application notes, the integrated Macrovision detector and VBI slicer add value for archival DVR-style products. The industrial -40 C to +85 C temperature grade (I suffix) supports outdoor kiosk and marine-information display screens. Drop-in compatibility with the TVP5150AM1IPBSR (same PBS footprint) means the same PCB layout serves both consumer and automotive information screens, sharing NRE tooling across product lines.
Được đề xuất
Automotive Rear-Seat Infotainment Display (Commercial Grade)
For non-safety automotive rear-seat entertainment displays, the TVP5151IPBSR accepts composite video from headrest-mounted DVD players and emits BT.656 to the rear-seat display controller. The industrial -40 C to +85 C operating temperature covers cabin-temperature stress, and the 138 mW dissipation enables fan-free sealed displays. For front-seat infotainment or instrument cluster video, use the AEC-Q100-qualified TVP5150AM1IPBSR instead (same PBS footprint, AEC-Q100). According to TI's automotive video literature, the TVP5150AM1 family supports -40 to +85 C automotive cabin and is the proper choice when the design has any safety-relevant path. The TVP5151PBSR should only be used where the design is consumer-tier and not safety-relevant.
Được đề xuất
Industrial Machine Vision Capture Card
For factory-automation inspection systems accepting NTSC/PAL analog output (legacy CCTV cameras and analog machine-vision sensors), the TVP5151IPBSR's 9-bit resolution and 2D/3D adaptive comb filter deliver clean Y/C separation at industrial frame rates. The -40 C to +85 C industrial temperature grade supports factory-floor thermal stress. According to TI's industrial video literature, the integrated anti-alias filter eliminates external LPF components, reducing BOM cost in high-channel-count inspection systems (8/16-channel cards). The I2C host port enables dynamic threshold tuning during inspection recipes. Drop-in compatibility with the TVP5150AM1IPBSR (same PBS package) lets the same PCB serve both industrial-machine-vision and lower-tier fleet-telematics inspection channels.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho TVP5151IPBSR — 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 | TVP5151IPBS | TVP5151PBS | TVP5150AM1IPBSR | TVP5150AM1IPBS | TVP5150AM1PBS |
|---|---|---|---|---|---|---|
| Package | TQFP-32 (PBS), 5x5 mm | TQFP-32 (PBS), 5x5 mm - same | TQFP-32 (PBS), 5x5 mm - same | TQFP-32 (PBS), 5x5 mm - same | TQFP-32 (PBS), 5x5 mm - same | TQFP-32 (PBS), 5x5 mm - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Operating Temperature | -40 C to +85 C (I grade) | -40 C to +85 C - same | 0 C to +70 C | -40 C to +85 C | -40 C to +85 C | 0 C to +70 C |
| Automotive Grade (AEC-Q100) | No | No | No | Yes | Yes | Yes |
| Packaging Form | Tape & Reel (R suffix) | Tube | Tube | Tape & Reel | Tube | Tube |
| Output Format | BT.656 / discrete-sync 4:2:2 | BT.656 / discrete-sync 4:2:2 | BT.656 / discrete-sync 4:2:2 | BT.656 / discrete-sync 4:2:2 | BT.656 / discrete-sync 4:2:2 | BT.656 / discrete-sync 4:2:2 |
| Host Interface | I2C | I2C - same | I2C - same | I2C - same | I2C - same | I2C - same |
Bảo phân biệt quan trọng
- Ultralow-power 138 mW dissipation - lowest in the TVP515x family (vsTVP5150AM1IPBSR)
- Industrial -40 C to +85 C temperature grade (not just commercial) (vsTVP5151PBS)
- Drop-in compatibility with AEC-Q100 automotive sister part TVP5150AM1IPBSR (vsTVP5150AM1IPBSR)
Ghi chú thiết kế
The TVP5151IPBS1 requires two separate 1.8 V supplies - VDDA (analog) and VDD (digital) - each with its own ferrite-bead isolation from the upstream LDO. According to TI's application literature, sharing the analog and digital rails without isolation couples digital switching noise into the 9-bit ADC and degrades SNR below the 50 dB target needed for clean NTSC/PAL decoding. Use a TPS7A4701RGWR low-noise LDO (4.17 uVrms) for VDDA, and a generic 1.8 V LDO for VDD. Add 10 uF + 0.1 uF ceramic bypass on each supply pin within 5 mm of the package.
Route the analog video inputs (AIN1/AIN2) on the top layer with 75-ohm controlled impedance, surrounded by a ground pour on both sides of the trace. According to TI's PCB layout guideline, the analog and digital sections should be physically separated by a chassis-ground split, with a single-point bridge under the IC's exposed thermal pad. Place the 14.31818 MHz crystal within 5 mm of the XTAL1/XTAL2 pins, with its load capacitors grounded to the analog ground pour. Avoid routing digital YOUT[7:0] traces under the IC package to minimize coupling into the analog reference.
Three common pitfalls when designing in the TVP5151IPBS1: (1) The crystal accuracy must be 50 ppm or better - a generic 14.31818 MHz ceramic resonator drifts the color subcarrier beyond NTSC/PAL spec. (2) The I2C address is 0xBA/0xBB (8-bit) per the register map; do not confuse it with TI's other video ICs at 0xB8/0xB0. (3) The reset pin is active low with a minimum 1 ms pulse; designs that omit this delay lock up the decoder. For automotive designs, do NOT use the TVP5151IPBS1 - choose TVP5150AM1IPBSR which has AEC-Q100 qualification.
Thông tin tuân thủ
RoHS compliant per TI product page. Lead-free / Pb-free finish. NOT AEC-Q100 qualified - choose TVP5150AM1IPBSR for automotive. Halogen-free status not explicitly stated in available data - marked unknown.
