Analog Devices Inc./Maxim Integrated DS1013-40+
- Part No.:
- DS1013-40+
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Category:
- Delay Lines
- Package:
- 14-DIP (0.300", 7.62mm)
- Datasheet:
-
DS1013-40+.pdf
- Description:
- IC DELAY LINE 40NS 14DIP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
DS1013-40+ from Maxim Integrated (formerly Dallas Semiconductor) is a 3-channel all-silicon logic delay line with fixed 40 ns nominal delay per output, TTL/CMOS-compatible inputs and outputs, ±2 ns delay tolerance (–10 to –60 variants), 5 V supply operation, and capability to drive up to 10 × 74LS loads. It is used in digital timing alignment, clock skew correction, and pulse shaping in test instrumentation and industrial control systems.
For engineers reviewing the DS1013-40+ datasheet, DS1013-40+ pinout, DS1013-40+ application, or DS1013-40+ equivalent, key selection considerations include guaranteed edge-matched tPLH/tPHL accuracy, 14-pin DIP package compatibility with legacy hybrid delay lines, low-power CMOS operation, and stable delay performance across 0°C to 70°C and 4.75–5.25 V supply range.
Technical Context
The DS1013-40+ implements three independent buffered delay paths in a single monolithic CMOS IC, each reproducing both rising and falling edges with equal precision at 40 ns ±2 ns. Its delay stability is maintained over temperature (0°C to 70°C) and supply voltage (4.75 V to 5.25 V), with unidirectional delay drift across channels under varying conditions.
All outputs are actively driven with IOL = 12 mA (min) and IOH = –1 mA (min) at VOH = 4.0 V / VOL = 0.5 V, supporting direct interfacing to standard TTL and CMOS logic families without external level-shifting or buffering.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Delay per output | 40 ns ±2 ns (tPLH/tPHL), verified at 25°C, 5 V; ensures precise edge-aligned timing for synchronous logic alignment |
| Supply voltage | 4.75 V to 5.25 V; compatible with standard 5 V TTL/CMOS rails without regulation overhead |
| Input logic levels | VIH ≥ 2.2 V, VIL ≤ 0.8 V; fully interoperable with 74LS, 74F, and CMOS families |
| Output drive strength | IOL ≥ 12 mA, IOH ≥ –1 mA; directly drives 10 × 74LS loads without fanout buffers |
| Operating temperature | 0°C to 70°C; suitable for commercial-grade embedded and instrumentation applications |
| Input capacitance | CIN = 5–10 pF; minimizes signal integrity impact on high-speed source drivers |
| Power consumption | ICC = 40–70 mA (active); low quiescent current enables use in power-constrained digital subsystems |
Pinout & Package
DS1013-40+ is supplied in a 14-pin plastic DIP (300-mil) package, pin-compatible with legacy hybrid delay lines. Pin assignments are standardized across the DS1013 family.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 2, 3 | IN 1, IN 2, IN 3 | Independent logic inputs accepting TTL/CMOS-level signals; each feeds one dedicated delay path |
| 4 | GND | Dedicated ground reference for noise-sensitive delay circuitry and output drivers |
| 5 | VCC | +5 V supply input; decoupling capacitor required near pin for stable delay accuracy |
| 6, 7, 8 | OUT 1, OUT 2, OUT 3 | Buffered delay outputs with matched tPLH/tPHL; each replicates its input after 40 ns with edge fidelity |
Key Features
| Feature | Design Value |
|---|---|
| All-silicon construction | Eliminates reliability risks and cost premiums of hybrid delay modules; enables automated PCB assembly |
| Edge-matched delay accuracy | ±2 ns tolerance on both leading and trailing edges ensures deterministic pulse width preservation |
| Three independent buffered outputs | Enables parallel timing alignment of multiple signal paths without cross-talk or loading interaction |
| Auto-insertable 14-pin DIP | Supports wave soldering and legacy through-hole manufacturing while maintaining modern silicon performance |
| TTL/CMOS compatibility | Direct interface to 74LS, 74F, and standard CMOS logic without level translation or external biasing |
Applications
| Test Equipment Timing Calibration | Digital Signal Skew Compensation |
|---|---|
Use Scenario: Aligning trigger and sampling edges in automated test equipment (ATE) to eliminate setup/hold violations during high-speed digitization. IC Role / Device Role / Timing Role: Precision delay element providing deterministic, repeatable offset between clock and data capture strobes. Use Value: 40 ns ±2 ns delay stability over temperature and voltage ensures consistent measurement repeatability across environmental operating ranges. | Use Scenario: Correcting inter-channel skew in multi-lane parallel bus interfaces (e.g., address/data buses in microcontroller peripherals). IC Role / Device Role / Timing Role: Synchronous delay block applied to individual signal lines to realign arrival times at a common receiver. Use Value: Matched tPLH/tPHL across all three outputs preserves relative timing relationships between delayed signals. |
| Pulse Width Restoration | Logic Glitch Filtering |
Use Scenario: Restoring degraded pulse widths caused by propagation delays in long PCB traces or cascaded logic stages. IC Role / Device Role / Timing Role: Fixed-delay repeater that re-times and reshapes logic pulses while preserving duty cycle integrity. Use Value: Edge-matched 40 ns delay ensures identical advancement of rising and falling edges, preventing pulse narrowing or widening. | Use Scenario: Suppressing narrow noise spikes (<40 ns) on control lines (e.g., reset, interrupt) in industrial PLC I/O modules. IC Role / Device Role / Timing Role: Monostable-like filter using delay-and-XOR configuration to reject sub-40 ns transients. Use Value: Guaranteed 40 ns minimum pulse width at outputs eliminates false triggering from EMI-induced glitches. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fixed-time logic delay applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ON Semiconductor MC100EP195DG | 16-pin SOIC, differential ECL inputs/outputs, 2.5 V supply, 3.2 ns typical delay (programmable via external resistor) | Requires level translation for 5 V TTL systems; suited for high-speed ECL environments, not drop-in replacement | Select only when migrating to low-voltage, high-frequency ECL infrastructure with programmable delay needs |
| Analog Devices ADCLK944BCPZ-R7 | 16-pin LFCSP, LVDS inputs/outputs, 3.3 V supply, 0.3 ps jitter, but no fixed delay - requires external delay line or FPGA-based timing | Not a fixed-delay device; serves as ultra-low-jitter fanout buffer, not timing alignment component | Choose only when system-level jitter reduction is primary concern and discrete delay path is implemented separately |
Compared with DS1013-40+, the MC100EP195DG offers programmability and higher speed but demands incompatible voltage and signaling; the ADCLK944BCPZ-R7 delivers superior jitter performance but lacks integrated fixed delay - neither provides pin-compatible or functionally equivalent replacement for 40 ns TTL-aligned timing alignment.
Availability
DS1013-40+ is available at Aetrix Electronics and suitable for test instrumentation, industrial control systems, and digital communications hardware requiring stable component supply, long-term obsolescence mitigation, and consistent parametric performance across production lots.
Supply support for DS1013-40+ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Maxim Integrated (acquired by Analog Devices in 2021) designs precision analog, mixed-signal, and timing solutions for industrial, communications, and computing applications.
The DS1013-40+ belongs to Maxim's legacy Dallas Semiconductor timing portfolio, engineered specifically for cost-effective, reliable, and pin-compatible replacement of aging hybrid delay modules in commercial-grade digital systems.
FAQ
What is the guaranteed delay accuracy of DS1013-40+ over temperature and voltage?
The DS1013-40+ guarantees ±2 ns delay tolerance for tPLH and tPHL across the full operating range of 0°C to 70°C and VCC = 4.75 V to 5.25 V. This specification applies specifically to the –40 variant and is confirmed in the AC Electrical Characteristics table and Notes 3 and 5 of the official datasheet. Delay variation remains correlated across all three outputs under changing conditions.
Does DS1013-40+ support both rising and falling edge delay matching?
Yes, DS1013-40+ is explicitly designed to reproduce both leading and trailing edges with equal precision. The datasheet specifies identical tPLH (rising-edge delay) and tPHL (falling-edge delay) values of 40 ns ±2 ns, and confirms edge-matching behavior in the Description, Timing Diagram, and Terminology sections. This ensures preserved pulse width and duty cycle integrity.
Can DS1013-40+ drive standard TTL loads directly?
Yes, DS1013-40+ can directly drive up to 10 × 74LS loads per output, as stated in the Description section and verified by IOL ≥ 12 mA and IOH ≥ –1 mA specifications. Its output voltage thresholds (VOH ≥ 4.0 V, VOL ≤ 0.5 V) and drive strength meet or exceed 74LS input requirements without external buffering.
Is DS1013-40+ available in surface-mount packaging?
No - DS1013-40+ is specified and qualified only in the 14-pin plastic DIP (300-mil) package, as confirmed by the Part Number Delay Table footnote and Mechanical Drawings Section references. While the DS1013 family includes 8-pin DIP and 16-pin SOIC variants (e.g., DS1013M, DS1013S), the –40+ suffix denotes the 14-pin DIP configuration exclusively.
What is the maximum input pulse width supported by DS1013-40+?
The DS1013-40+ supports input pulse widths down to 100% of tPLH (i.e., ≥40 ns) per the AC Electrical Characteristics table. The datasheet does not specify an upper limit, and the Test Conditions confirm operation with 500 ns pulses at 1 µs period. Pulse width handling is limited only by internal logic propagation and output driver thermal limits, not by architectural constraints.
DS1013-40+ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Package/Case:
- 14-DIP (0.300", 7.62mm)
- Packaging:
- Tube
- Product Status:
- Obsolete
- Number of Taps/Steps:
- -
- Function:
- Multiple, NonProgrammable
- Delay to 1st Tap:
- 40ns
- Tap Increment:
- -
- Available Total Delays:
- 40ns
- Number of Independent Delays:
- 3
- Voltage - Supply:
- 4.75V ~ 5.25V
- Operating Temperature:
- 0°C ~ 70°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- 14-PDIP
DS1013-40+ FAQ
1.How can I place an order for DS1013-40+ through Aetrix?
Please submit a Request for Quotation (RFQ) for DS1013-40+ on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for DS1013-40+ reliable?
The price and inventory of DS1013-40+ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for DS1013-40+ is usually 5 days.
3.What payment methods are accepted for DS1013-40+?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for DS1013-40+ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for DS1013-40+?
DS1013-40+ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your DS1013-40+ order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for DS1013-40+?
For technical support, including DS1013-40+ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your DS1013-40+ requirements.
6.How does Aetrix verify that DS1013-40+ is sourced from the original manufacturer or authorized distributors?
All DS1013-40+ products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that DS1013-40+ meets industry standards.
7.What is the process for return or replacement of DS1013-40+?
All DS1013-40+ units undergo pre-shipment inspection (PSI). If there is an issue with DS1013-40+, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The DS1013-40+ part is unused and in its original packaging.
Return procedure for DS1013-40+:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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