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DS26C32ATM/NOPB
Texas Instruments
IC RECEIVER 0/4 16SOIC
1330 Pcs New Original In Stock
0/4 Receiver RS422, RS423 16-SOIC
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*Quantity
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Minimum 1
5.0 / 5.0
- (50 Ratings)
DS26C32ATM/NOPB
Product Overview
1369584
DiGi Electronics Part Number
DS26C32ATM/NOPB-DGManufacturer
Texas Instruments
DS26C32ATM/NOPB
Description
IC RECEIVER 0/4 16SOICInventory
1330 Pcs New Original In Stock
0/4 Receiver RS422, RS423 16-SOIC
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
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DS26C32ATM/NOPB Technical Specifications
Category
Interface, Drivers, Receivers, Transceivers
Packaging
Tube
Series
-
Product Status
Active
Type
Receiver
Protocol
RS422, RS423
Number of Drivers/Receivers
0/4
Duplex
-
Receiver Hysteresis
60 mV
Data Rate
-
Voltage - Supply
4.5V ~ 5.5V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.154", 3.90mm Width)
Supplier Device Package
16-SOIC
Base Product Number
DS26C32
Datasheet & Documents
HTML Datasheet
DS26C32ATM/NOPB-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
DS26C32ATM-NDR
DS26C32ATMNOPB
*DS26C32ATM/NOPB
2156-DS26C32ATM/NOPB
TEXTISDS26C32ATM/NOPB
-DS26C32ATM/NOPB-DG
Standard Package
48
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
항상 배송 일정에 맞춰져 있어 작업에 차질이 없었고, 고객 지원 역시 훌륭합니다.
de desembre 02, 2025
Their support staff is knowledgeable and courteous, making the process seamless.
de desembre 02, 2025
Comparing prices elsewhere, I realize DiGi Electronics really has the best deals.
de desembre 02, 2025
Their pricing strategy is transparent and attractive, and the packaging security ensures my orders arrive in perfect condition.
de desembre 02, 2025
DiGi Electronics offers an impressive variety of products, ensuring there's always something for everyone.
de desembre 02, 2025
Excellent packaging keeps everything secure and ready for immediate use.
de desembre 02, 2025
I received my order sooner than expected, and their after-sales team was quick to assist with my concerns.
de desembre 02, 2025
I can count on DiGi Electronics for prompt and secure shipping every time.
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Frequently Asked Questions (FAQ)
Can the DS26C32ATM/NOPB be used to replace a DS26LS32 in an existing RS-422 industrial control system without requiring board-level changes?
The DS26C32ATM/NOPB is not a direct drop-in replacement for the DS26LS32 due to differences in input threshold levels and noise margin characteristics. While both are quad RS-422 receivers, the DS26LS32 uses TTL-compatible inputs with lower hysteresis (~20 mV typical), whereas the DS26C32ATM/NOPB has 60 mV of receiver hysteresis and CMOS-level inputs. This higher hysteresis improves noise immunity but may cause signal interpretation issues if the legacy system relies on tighter threshold margins. Before substitution, verify signal integrity under worst-case noise conditions and consider adding external Schmitt triggers or level-shifting circuitry if marginal signal levels are present. Always validate timing and logic states across the full operating temperature range (-40°C to 85°C).
What are the risks of using the DS26C32ATM/NOPB in a multi-drop RS-422 network with long cable runs exceeding 100 meters, and how can signal degradation be mitigated?
When deploying the DS26C32ATM/NOPB in long-haul multi-drop RS-422 applications over 100 meters, the primary risks include signal attenuation, ground potential differences, and increased susceptibility to electromagnetic interference (EMI). The device’s 60 mV hysteresis helps reject noise, but without proper termination (120 Ω at both ends) and balanced differential signaling, reflections and common-mode noise can corrupt data. To mitigate these risks, ensure impedance-matched cabling (e.g., twisted-pair shielded cable), use isolated power supplies or signal isolators to break ground loops, and consider adding TVS diodes at the receiver inputs for surge protection. Also, verify that the driver side can maintain sufficient differential voltage (>200 mV) at the farthest node under load.
How does the DS26C32ATM/NOPB compare to the MAX3490E in terms of ESD protection and reliability in harsh automotive environments?
The DS26C32ATM/NOPB offers standard ESD protection (typically ±8 kV HBM on bus pins), which is adequate for many industrial settings but falls short of the MAX3490E’s enhanced ±15 kV IEC 61000-4-2 contact discharge rating. In harsh automotive or high-vibration environments where transient events are common, the MAX3490E provides superior robustness. Additionally, the MAX3490E includes fail-safe biasing and higher common-mode range (±12 V vs. ±7 V for the DS26C32ATM/NOPB), making it better suited for noisy vehicle power systems. If your design must meet automotive-grade reliability standards (e.g., AEC-Q100), the DS26C32ATM/NOPB may require additional external protection circuits, increasing BOM cost and board space—consider this trade-off carefully during component selection.
Is it safe to operate the DS26C32ATM/NOPB at the edge of its supply voltage range (4.5V) in a 5V-tolerant system with marginal regulation?
Operating the DS26C32ATM/NOPB at 4.5V is within its specified range, but doing so under marginal power regulation increases the risk of undervoltage-induced logic errors, especially during transient loads or brownout conditions. At lower supply voltages, the receiver’s input threshold margins narrow, potentially reducing noise immunity despite the 60 mV hysteresis. To ensure reliable operation, use a well-regulated 5V supply with adequate decoupling (e.g., 100 nF ceramic capacitor per VCC pin) and monitor for voltage droops during peak current events. If the system experiences frequent dips below 4.7V, consider using a supervisory circuit or upgrading to a more robust supply rail. Avoid relying solely on the minimum spec—design with margin to prevent intermittent failures in field deployments.
Can the DS26C32ATM/NOPB be safely paralleled with other RS-422 receivers like the SN65HVD30 on the same bus without causing contention or signal integrity issues?
Paralleling the DS26C32ATM/NOPB with other RS-422 receivers such as the SN65HVD30 on the same bus is generally acceptable from a signal integrity standpoint, provided all devices are standard-compliant and properly terminated. However, differences in input impedance and propagation delay between the two devices can lead to minor timing skews and increased capacitive loading, potentially affecting maximum data rates. The DS26C32ATM/NOPB has a typical input capacitance of ~5 pF, while the SN65HVD30 is slightly higher; cumulative loading may degrade rise/fall times on long buses. To minimize risk, keep the number of receivers per segment low (≤32 per RS-422 spec), use controlled-impedance routing, and validate eye diagram performance at the target data rate. Avoid mixing receivers with vastly different hysteresis levels unless signal margins are thoroughly tested.
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.
DS26C32ATM/NOPB CAD Models
Texas Instruments DS26C32ATM/NOPB PCB symbols & footprints
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