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ADS6443IRGCT
Texas Instruments
IC ADC 14BIT PIPELINED 64VQFN
1413 Pcs New Original In Stock
14 Bit Analog to Digital Converter 4 Input 4 Pipelined 64-VQFN (9x9)
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5.0 / 5.0
- (112 Ratings)
ADS6443IRGCT
Product Overview
1374187
DiGi Electronics Part Number
ADS6443IRGCT-DGManufacturer
Texas Instruments
ADS6443IRGCT
Description
IC ADC 14BIT PIPELINED 64VQFNInventory
1413 Pcs New Original In Stock
14 Bit Analog to Digital Converter 4 Input 4 Pipelined 64-VQFN (9x9)
Quantity
Minimum 1
Minimum 1
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ADS6443IRGCT Technical Specifications
Category
Data Acquisition, Analog to Digital Converters (ADC)
Packaging
-
Series
-
Product Status
Active
Number of Bits
14
Sampling Rate (Per Second)
80M
Number of Inputs
4
Input Type
Differential
Data Interface
LVDS - Serial
Configuration
S/H-ADC
Ratio - S/H:ADC
1:1
Number of A/D Converters
4
Architecture
Pipelined
Reference Type
External, Internal
Voltage - Supply, Analog
3V ~ 3.6V
Voltage - Supply, Digital
3V ~ 3.6V
Features
Simultaneous Sampling
Operating Temperature
-40°C ~ 85°C
Package / Case
64-VFQFN Exposed Pad
Supplier Device Package
64-VQFN (9x9)
Mounting Type
Surface Mount
Base Product Number
ADS6443
Datasheet & Documents
Manufacturer Product Page
ADS6443IRGCT Specifications
HTML Datasheet
ADS6443IRGCT-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
3A991C3
HTSUS
8542.39.0001
Additional Information
Other Names
-296-21943-1-NDR
-ADS6443IRGCTG4-NDR
296-21943-2-NDR
296-21943-1
-296-21943-1
TEXTISADS6443IRGCT
ADS6443IRGCTG4-DG
2156-ADS6443IRGCT
296-21943-6-NDR
ADS6443IRGCTG4
-ADS6443IRGCT-NDR
-ADS6443IRGCTG4
296-21943-1-NDR
296-21943-2
-296-21943-1-DG
296-21943-6
Standard Package
250
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
친절하고 신속한 고객 대응으로 인해 신뢰가 깊어졌습니다.
de desembre 02, 2025
고객 센터 상담원이 친절하고 전문적이어서 쇼핑하는 동안 기분이 좋아졌어요. 감탄할 정도랍니다.
de desembre 02, 2025
他們的库存非常齊全，讓我能輕鬆找到所有所需物品，購物無憂。
de desembre 02, 2025
Leur gestion logistique irréprochable garantit une disponibilité constante des produits.
de desembre 02, 2025
DiGo Electronics hat mir mit seinem schnellen Versand stets geholfen, meine Projekte termingerecht fertigzustellen.
de desembre 02, 2025
I appreciate their commitment to quality, as every product I've used has been flawless.
de desembre 02, 2025
Fast shipping combined with attentive post-sale support makes DiGi Electronics stand out.
de desembre 02, 2025
Getting premium electronic toys at such competitive prices is a real game-changer, thanks to DiGi Electronics.
de desembre 02, 2025
The shipping was rapid, and the thoughtful packaging kept my order pristine.
de desembre 02, 2025
The staff was not only professional but also very friendly and approachable.
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Frequently Asked Questions (FAQ)
How does the ADS6443IRGCT perform in high-channel-density designs where crosstalk between the four ADCs is a concern?
In high-channel-density layouts, the ADS6443IRGCT's simultaneous sampling and differential inputs help reduce timing skew and common-mode noise, but board-level crosstalk can still degrade performance. To mitigate this, isolate analog and digital ground planes, use guard rings around sensitive analog traces, and route each ADC’s input path symmetrically with matched lengths. Given the 64-VQFN (9x9 mm) package, ensure proper power supply decoupling with 10 μF X7R and 0.1 μF ceramic capacitors close to each AVDD/DVDD pin. Also, use the internal reference option cautiously—external references (e.g., REF5040) improve channel-to-channel matching in noise-sensitive applications.
Can the ADS6443IRGCT replace the AD9249-65 in a multichannel data acquisition system, and what design changes are required?
Yes, the ADS6443IRGCT can replace the AD9249-65 in many 14-bit, 65MSPS applications, offering a higher sampling rate (80MSPS), LVDS serial output (vs. CMOS parallel), and improved power efficiency. However, the transition requires significant redesign: LVDS serialization means you’ll need FPGA or ASIC support for JESD204B-like deserialization, whereas AD9249 uses parallel CMOS outputs. Additionally, the ADS6443IRGCT's 64-VQFN footprint differs from the AD9249’s 64-TQFP, affecting PCB layout. Verify impedance-controlled routing for LVDS pairs and update clock distribution to meet ADS6443IRGCT’s lower jitter tolerance (< 1 ps rms recommended).
What are the risks of using the internal reference on the ADS6443IRGCT in industrial environments with wide temperature swings?
While the ADS6443IRGCT includes an internal reference for convenience, relying on it across the full -40°C to 85°C operating range risks increased gain error drift and reduced long-term stability in industrial settings. The internal reference typically has higher drift (±10% over temperature) compared to precision external references like the REF5050 (±0.05%, 3 ppm/°C). For applications requiring consistent dynamic performance across temperature—such as motor control or power line monitoring—we recommend using an external reference to maintain SNR and SFDR specifications. Also, buffer the reference output to prevent charge injection from affecting accuracy.
How does the LVDS serial interface on the ADS6443IRGCT impact FPGA selection and routing complexity in new designs?
The LVDS serial interface on the ADS6443IRGCT reduces pin count compared to parallel outputs, enabling smaller FPGAs (e.g., Xilinx Artix-7 or Intel Cyclone 10 LP), but requires LVDS-compatible banks and sufficient SERDES resources. Ensure the FPGA supports at least 800 Mbps per lane (80 MSPS × 14 bits × oversampling factor ≈ 800 Mbps). Routing must use controlled-impedance 100Ω differential pairs with length matching across data and clock lines to minimize skew. Avoid vias or sharp bends in LVDS traces, and terminate at the receiver. Clock distribution should include a low-jitter PLL and avoid sharing with noisy digital signals to maintain ADC effective resolution.
What layout and thermal considerations are critical when using the ADS6443IRGCT in enclosed or high-ambient-temperature systems?
The ADS6443IRGCT's 64-VQFN (9x9 mm) with exposed pad requires proper thermal vias under the pad connected to a solid ground plane to dissipate heat efficiently. Without adequate thermal management, junction temperature can exceed limits even within the -40°C to 85°C ambient range, especially at full 80 MSPS operation drawing ~1.2 W. Use an array of 4–6 thermal vias plated with solder, and avoid placing heat-generating components nearby. In enclosed systems, consider derating the maximum sustained sample rate or adding local ventilation. Also, ensure the moisture sensitivity level (MSL 3) is respected during reflow to prevent 'popcorning' during assembly.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
ADS6443IRGCT CAD Models
Texas Instruments ADS6443IRGCT PCB symbols & footprints
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