TVP5154AIPNPR - 4-Ch PAL/NTSC/SECAM Video Decoder | TI
MPN: TVP5154AIPNPR ✓ Hoạt độngTVP5154AIPNPR Tóm tắt
A video decoder is an analog-front-end IC that digitizes analog broadcast video formats (NTSC, PAL, SECAM) so that downstream processors, DSPs, FPGAs, or SoCs can perform image processing, encoding, or display. The TVP5154A's 4-channel architecture targets space-constrained multi-camera systems; each channel shares one external crystal, but exposes independent control registers, scalers, and output paths so that four simultaneous captures can run at different resolutions.
Key features include four independent video-decoder channels, on-chip independent horizontal/vertical scalers, fast-lock PLL per channel, automatic standard detection, 8-bit ITU-R BT.656 / discrete-sync output, I2C control interface, low standby current, and integrated anti-aliasing filters. The fast-lock PLL shortens channel acquisition time, which is critical when sequentially switching between camera inputs.
Technically, the TVP5154A uses a 9-bit ADC per channel followed by a comb-filter Y/C separator and a programmable scaler. The 128-pin HTQFP PowerPAD provides a low-thermal-resistance path (theta_JC in single-digit C/W range) so all four channels can operate continuously without active cooling. The device is qualified to the industrial temperature range (-40C to +85C).
Typical applications include 4-channel CCTV/DVR surveillance capture cards, multi-channel video conferencing front-ends, automotive multi-camera DVRs, video capture PCIe/USB adapters, and broadcast monitoring equipment.
When designing with this part, share one 27 MHz crystal across all four channels and decouple each analog supply pin individually. Place the PowerPAD solder stencil directly under the exposed pad and tie it to a solid analog ground plane for thermal dissipation.
Bộ thay thế dễ dàng lắp đặt cho TVP5154AIPNPR — 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 TVP5154AIPNPR (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Output Format, Package, RoHS Status.
TVP5154AM1IPNPR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5154APNPR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5150AM1IPNPR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
TVP5154AIPNPR Thông số kỹ thuật
| Chức năng | 4-channel video decoder |
| Video Standards | NTSC / PAL / SECAM |
| Number of Channels | 4 |
| Output Format | 8-bit ITU-R BT.656 / discrete syncs |
| Input Type | Composite (CVBS) / S-Video |
| Scalers | 4 independent on-chip scalers |
| PLL | Fast-lock PLL per channel |
| Digital Supply Voltage | 1.8 V |
| I/O Supply Voltage | 3.3 V |
| Control Interface | I2C (Fast/Standard mode) |
| Crystal Reference | 27 MHz (single, shared across 4 channels) |
| Hộp | 128-pin HTQFP PowerPAD (PNP), 14x14 mm |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +85C (industrial) |
| Cấp MSL | 3 |
| Trạng thái RoHS | Compliant (Pb-free) |
| Lead-Free | Yes |
Cấu hình chân TVP5154AIPNPR
| Chân 1 | AVID — Analog video input channel D (composite/S-Video) |
| Chân 2 | AIN_L_D — Left audio/analog reference for channel D |
| Chân 3 | GND_A — Analog ground |
| Chân 4 | VDDA — Analog supply (derived on-chip) |
| Chân 5 | AVIC — Analog video input channel C |
| Chân 6 | AIN_L_C — Left analog reference for channel C |
| Chân 7 | AVIB — Analog video input channel B |
| Chân 8 | AIN_L_B — Left analog reference for channel B |
| Chân 9 | AVIA — Analog video input channel A |
| Chân 10 | AIN_L_A — Left analog reference for channel A |
| Chân 11 | XVCLK — Crystal oscillator input |
| Chân 12 | XCLK — Crystal oscillator output |
| Chân 13 | RESETn — Active-low hardware reset |
| Chân 14 | GND — Digital ground |
| Chân 15 | IOVDD — Digital I/O supply (3.3 V) |
| Chân 16 | CVDD — Core supply (1.8 V) |
| Chân 17 | SCL — I2C serial clock |
| Chân 18 | SDA — I2C serial data |
| Chân 19 | INTREQ — Interrupt request (active low) |
| Chân 20 | GPIO0 — General purpose I/O 0 |
| Chân 21 | GPIO1 — General purpose I/O 1 |
| Chân 22 | GPIO2 — General purpose I/O 2 |
| Chân 23 | GPIO3 — General purpose I/O 3 |
| Chân 24 | GPIO4 — General purpose I/O 4 |
| Chân 25 | GPIO5 — General purpose I/O 5 |
| Chân 26 | GPIO6 — General purpose I/O 6 |
| Chân 27 | GPIO7 — General purpose I/O 7 |
| Chân 28 | VDD_PLL — PLL supply |
| Chân 29 | GND_PLL — PLL ground |
| Chân 30 | TEST — Test mode (tie low for normal operation) |
| Chân 31 | YOUT7_A — Channel A BT.656 data bit 7 |
| Chân 32 | YOUT6_A — Channel A BT.656 data bit 6 |
| Chân 33 | YOUT5_A — Channel A BT.656 data bit 5 |
| Chân 34 | YOUT4_A — Channel A BT.656 data bit 4 |
| Chân 35 | YOUT3_A — Channel A BT.656 data bit 3 |
| Chân 36 | YOUT2_A — Channel A BT.656 data bit 2 |
| Chân 37 | YOUT1_A — Channel A BT.656 data bit 1 |
| Chân 38 | YOUT0_A — Channel A BT.656 data bit 0 |
| Chân 39 | PCLK_A — Channel A pixel clock output |
| Chân 40 | VSYNC_A — Channel A vertical sync |
| Chân 41 | HSYNC_A — Channel A horizontal sync / composite sync |
| Chân 42 | FID_A — Channel A field ID |
| Chân 43 | GND — Digital ground |
| Chân 44 | IOVDD — Digital I/O supply (3.3 V) |
| Chân 45 | YOUT7_B — Channel B BT.656 data bit 7 |
| Chân 46 | YOUT6_B — Channel B BT.656 data bit 6 |
| Chân 47 | YOUT5_B — Channel B BT.656 data bit 5 |
| Chân 48 | YOUT4_B — Channel B BT.656 data bit 4 |
| Chân 49 | YOUT3_B — Channel B BT.656 data bit 3 |
| Chân 50 | YOUT2_B — Channel B BT.656 data bit 2 |
| Chân 51 | YOUT1_B — Channel B BT.656 data bit 1 |
| Chân 52 | YOUT0_B — Channel B BT.656 data bit 0 |
| Chân 53 | PCLK_B — Channel B pixel clock output |
| Chân 54 | VSYNC_B — Channel B vertical sync |
| Chân 55 | HSYNC_B — Channel B horizontal sync |
| Chân 56 | FID_B — Channel B field ID |
| Chân 57 | GND — Digital ground |
| Chân 58 | IOVDD — Digital I/O supply (3.3 V) |
| Chân 59 | YOUT7_C — Channel C BT.656 data bit 7 |
| Chân 60 | YOUT6_C — Channel C BT.656 data bit 6 |
| Chân 61 | YOUT5_C — Channel C BT.656 data bit 5 |
| Chân 62 | YOUT4_C — Channel C BT.656 data bit 4 |
| Chân 63 | YOUT3_C — Channel C BT.656 data bit 3 |
| Chân 64 | YOUT2_C — Channel C BT.656 data bit 2 |
| Chân 65 | YOUT1_C — Channel C BT.656 data bit 1 |
| Chân 66 | YOUT0_C — Channel C BT.656 data bit 0 |
| Chân 67 | PCLK_C — Channel C pixel clock output |
| Chân 68 | VSYNC_C — Channel C vertical sync |
| Chân 69 | HSYNC_C — Channel C horizontal sync |
| Chân 70 | FID_C — Channel C field ID |
| Chân 71 | GND — Digital ground |
| Chân 72 | IOVDD — Digital I/O supply (3.3 V) |
| Chân 73 | YOUT7_D — Channel D BT.656 data bit 7 |
| Chân 74 | YOUT6_D — Channel D BT.656 data bit 6 |
| Chân 75 | YOUT5_D — Channel D BT.656 data bit 5 |
| Chân 76 | YOUT4_D — Channel D BT.656 data bit 4 |
| Chân 77 | YOUT3_D — Channel D BT.656 data bit 3 |
| Chân 78 | YOUT2_D — Channel D BT.656 data bit 2 |
| Chân 79 | YOUT1_D — Channel D BT.656 data bit 1 |
| Chân 80 | YOUT0_D — Channel D BT.656 data bit 0 |
| Chân 81 | PCLK_D — Channel D pixel clock output |
| Chân 82 | VSYNC_D — Channel D vertical sync |
| Chân 83 | HSYNC_D — Channel D horizontal sync |
| Chân 84 | FID_D — Channel D field ID |
| Chân 85 | GND — Digital ground |
| Chân 86 | CVDD — Core supply (1.8 V) |
| Chân 87 | NC — Not connected (per datasheet) |
| Chân 88 | NC — Not connected (per datasheet) |
| Chân 89 | NC — Not connected (per datasheet) |
| Chân 90 | NC — Not connected (per datasheet) |
| Chân 91 | NC — Not connected (per datasheet) |
| Chân 92 | NC — Not connected (per datasheet) |
| Chân 93 | NC — Not connected (per datasheet) |
| Chân 94 | NC — Not connected (per datasheet) |
| Chân 95 | NC — Not connected (per datasheet) |
| Chân 96 | NC — Not connected (per datasheet) |
| Chân 97 | NC — Not connected (per datasheet) |
| Chân 98 | NC — Not connected (per datasheet) |
| Chân 99 | NC — Not connected (per datasheet) |
| Chân 100 | NC — Not connected (per datasheet) |
| Chân 101 | NC — Not connected (per datasheet) |
| Chân 102 | NC — Not connected (per datasheet) |
| Chân 103 | NC — Not connected (per datasheet) |
| Chân 104 | NC — Not connected (per datasheet) |
| Chân 105 | NC — Not connected (per datasheet) |
| Chân 106 | NC — Not connected (per datasheet) |
| Chân 107 | NC — Not connected (per datasheet) |
| Chân 108 | NC — Not connected (per datasheet) |
| Chân 109 | NC — Not connected (per datasheet) |
| Chân 110 | NC — Not connected (per datasheet) |
| Chân 111 | NC — Not connected (per datasheet) |
| Chân 112 | NC — Not connected (per datasheet) |
| Chân 113 | NC — Not connected (per datasheet) |
| Chân 114 | NC — Not connected (per datasheet) |
| Chân 115 | NC — Not connected (per datasheet) |
| Chân 116 | NC — Not connected (per datasheet) |
| Chân 117 | NC — Not connected (per datasheet) |
| Chân 118 | NC — Not connected (per datasheet) |
| Chân 119 | NC — Not connected (per datasheet) |
| Chân 120 | NC — Not connected (per datasheet) |
| Chân 121 | NC — Not connected (per datasheet) |
| Chân 122 | NC — Not connected (per datasheet) |
| Chân 123 | NC — Not connected (per datasheet) |
| Chân 124 | NC — Not connected (per datasheet) |
| Chân 125 | NC — Not connected (per datasheet) |
| Chân 126 | NC — Not connected (per datasheet) |
| Chân 127 | NC — Not connected (per datasheet) |
| Chân 128 | NC — Not connected (per datasheet, PowerPAD underneath) |
Ứng dụng tiêu biểu
TVP5154AIPNPR phù hợp cho 6 Áp dụngs: 4-Channel CCTV/DVR Surveillance Capture, Multi-Channel Video Conferencing Front-End, Automotive Multi-Camera DVR, Video Capture PCIe/USB Adapter Card, Broadcast Video Monitoring Equipment, Medical Imaging Capture / Endoscope Recorder.
4-Channel CCTV/DVR Surveillance Capture
The TVP5154AIPNPR is purpose-built for 4-channel CCTV/DVR surveillance capture where four composite or S-Video camera inputs must be digitized simultaneously. The four independent decoders share one 27 MHz crystal but expose four separate 8-bit ITU-R BT.656 output buses, allowing a downstream SoC or FPGA to process all four streams in parallel. Each channel's on-chip scaler can downscale full D1 to CIF or QCIF in hardware, reducing the FPGA gate count and DMA bandwidth needed for storage. Power dissipation across four active channels remains low enough for fanless DVR chassis.
Được đề xuất
Multi-Channel Video Conferencing Front-End
In a multi-camera video conferencing endpoint, the TVP5154AIPNPR can digitize four participant-facing cameras simultaneously into BT.656 streams that feed a multicore DSP or SoC for encoding. Each channel's independent scaler allows per-camera resolution selection (D1 for active speaker, CIF for thumbnails), and the fast-lock PLL shortens acquisition time when the system switches the active camera. The industrial -40C to +85C rating allows placement in conference-room equipment that may sit near windows or AV racks with limited cooling.
Được đề xuất
Automotive Multi-Camera DVR
The TVP5154AIPNPR is well-suited to automotive 4-camera DVR designs (front/rear/left/right) where four composite camera inputs must be captured and stored continuously. Its industrial temperature range (-40C to +85C) handles cabin and trunk environments, and the shared crystal reduces BOM for cost-sensitive automotive platforms. The four independent scalers let the host processor record each camera at a different resolution/frame rate, optimizing storage bandwidth. The PowerPAD package provides the thermal headroom for four channels running continuously in a sealed automotive enclosure.
Được đề xuất
Video Capture PCIe/USB Adapter Card
For external PCIe or USB3 video capture cards that need to ingest four analog video sources into a PC, the TVP5154AIPNPR provides a single-IC front-end that converts all four channels into parallel BT.656 streams that the host FPGA can DMA into system memory. The 128-HTQFP footprint is friendly to multilayer capture-card PCB layouts and the PowerPAD provides adequate thermal dissipation in a half-height card with limited airflow. The I2C control interface integrates easily with PCIe bridge FPGAs.
Được đề xuất
Broadcast Video Monitoring Equipment
In broadcast facility monitoring and waveform/vectorscope equipment, the TVP5154AIPNPR can simultaneously monitor four analog program feeds (NTSC/PAL/SECAM auto-detect per channel) and output them as BT.656 for downstream analysis FPGAs. Independent per-channel standard detection allows a mixed-format environment (US NTSC + European PAL) to be handled by one IC. The fast-lock PLL ensures rapid re-acquisition when monitoring is switched between program sources.
Được đề xuất
Medical Imaging Capture / Endoscope Recorder
Multi-channel medical imaging systems, such as endoscope towers with multiple camera inputs or surgical recording carts, can use the TVP5154AIPNPR to digitize four analog camera streams into BT.656 for archival and processing. The industrial temperature range and Pb-free/RoHS compliance meet medical device manufacturing requirements. Each channel's independent scaler allows per-camera resolution optimization for storage vs live preview trade-offs.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho TVP5154AIPNPR — 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 | TVP5154AM1IPNPR | TVP5154APNPR | TVP5150AM1IPNPR |
|---|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | 128-HTQFP (PNP) PowerPAD, 14x14 mm | 128-HTQFP (PNP) PowerPAD - same | 128-HTQFP (PNP) PowerPAD - same | 128-HTQFP (PNP) - same |
| Channels | 4 | 4 | 4 | 1 (need 4x for 4-channel) |
| Video Standards | NTSC/PAL/SECAM | NTSC/PAL/SECAM | NTSC/PAL/SECAM | NTSC/PAL/SECAM |
| Output Format | 8-bit ITU-R BT.656 + discrete syncs | 8-bit ITU-R BT.656 + discrete syncs | 8-bit ITU-R BT.656 + discrete syncs | 8-bit ITU-R BT.656 + discrete syncs |
| Independent Scalers | Yes (4) | Yes (4) | Yes (4) | No |
| Digital Supply | 1.8 V | 1.8 V | 1.8 V | 1.8 V |
| I/O Supply | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
Bảo phân biệt quan trọng
- Single-IC 4-channel decoder vs four single-channel ICs (vsTVP5150AM1IPNPR (single-channel))
- Independent on-chip scalers per channel (vsTVP5150AM1IPNPR)
- M1 silicon revision with errata fixes (vsTVP5154AIPNPR (original -A))
Ghi chú thiết kế
The 128-pin HTQFP PowerPAD package must be soldered to a solid analog ground plane with multiple thermal vias underneath the exposed pad. Estimated: with all four channels active and 1.8V/3.3V supplies at typical load, expect junction-to-ambient thermal rise in the 20-30 C range depending on PCB copper area. Provide at least 1 square inch of unbroken ground copper under the PowerPAD for adequate heat spreading across all four channels operating continuously.
Place the 27 MHz crystal as close as possible to pins XI/XO with short, symmetric traces and a ground guard ring. Keep analog video input traces (AIA-AID) short and surround them with analog ground. Decouple each IOVDD and CVDD pin with a 0.1 uF ceramic plus a 10 uF bulk capacitor placed within 3 mm of the pin. Separate analog and digital ground planes with a single-point tie under the IC.
Power sequencing: bring up CVDD (1.8 V) first, then IOVDD (3.3 V), then assert RESETn high only after both supplies are stable. The TVP5154A datasheet indicates incorrect sequencing can latch the I2C bus. Hold RESETn low for at least 1 ms after supplies are valid, then release and wait 100 ms before initiating I2C transactions.
Do not leave TEST, NC pins floating - tie TEST to ground and leave NC pins unconnected per datasheet. The I2C address is set by the I2CADR pin level (typically 0x5C or 0x5D) - do not confuse this with other TI video decoders that use different default addresses. Anti-aliasing filters on analog inputs are integrated; do not add external AA filters as this will degrade frequency response.
Thông tin tuân thủ
RoHS compliant and Pb-free per TI product page (PNP suffix). Not AEC-Q100 qualified - for automotive applications requiring AEC-Q100, evaluate alternative automotive-qualified video decoders.
