ULN2004AAlternatives & Equivalent Parts
About ULN2004A
ULN2004A is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for ULN2004A — response within 24 hours.
Specification Comparison
| Parameter | ULN2004ASource | ULQ2804A | CD4020BE | TLC1549CP | SN75176BP |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | — | Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 16 | 18 | — | 8 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | ~ 70.0°C | ~ 70.0°C |
| Price | $0.1339 | $1.6840 | $0.3421 | $3.1920 | $0.7382 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | — | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Factory Lead Time | 10 Weeks | 10 Weeks | — | — | — |
| YTEOL | 5 | 6 | — | 15 | 15 |
| Built-in Protections | TRANSIENT | TRANSIENT | — | — | — |
| Driver Number of Bits | 7 | 8 | — | — | 1 |
| Interface IC Type | BUFFER OR INVERTER BASED PERIPHERAL DRIVER | BUFFER OR INVERTER BASED PERIPHERAL DRIVER | — | — | LINE TRANSCEIVER |
| JESD-30 Code | R-PDIP-T16 | R-PDIP-T18 | — | R-PDIP-T8 | R-PDIP-T8 |
| JESD-609 Code | e3 | — | — | e4 | e4 |
| Number of Functions | 1 | 1 | — | 1 | 1 |
| Output Characteristics | OPEN-COLLECTOR | OPEN-COLLECTOR | — | — | 3-STATE |
| Output Current Flow Direction | SINK | SINK | — | — | — |
| Output Peak Current Limit-Nom | 0.5 A | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 | DIP18,.3 | — | DIP8,.3 | DIP8,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | — | IN-LINE | IN-LINE |
| Supply Voltage-Max | 8 V | — | — | — | 5.25 V |
| Surface Mount | NO | NO | — | NO | NO |
| Terminal Finish | Matte Tin (Sn) | — | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | — | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | — | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | — | DUAL | DUAL |
| Turn-off Time | 1 µs | 1 µs | — | — | — |
| Turn-on Time | 1 µs | 1 µs | — | — | — |
| Pbfree Code | — | — | — | Yes | Yes |
| Analog Input Voltage-Max | — | — | — | 5.5 V | — |
| Conversion Time-Max | — | — | — | 21 µs | — |
| Converter Type | — | — | — | ADC, SUCCESSIVE APPROXIMATION | — |
| Linearity Error-Max (EL) | — | — | — | 0.0977% | — |
| Number of Analog In Channels | — | — | — | 1 | — |
| Number of Bits | — | — | — | 10 | — |
| Output Bit Code | — | — | — | BINARY | — |
| Output Format | — | — | — | PARALLEL, WORD | — |
| Qualification Status | — | — | — | Not Qualified | Not Qualified |
| Sample Rate | — | — | — | 0.038 MHz | — |
| Sample and Hold / Track and Hold | — | — | — | SAMPLE | — |
| Supply Current-Max | — | — | — | 2.5 mA | 70 mA |
| Supply Voltage-Min | — | — | — | 4.5 V | 4.75 V |
| Supply Voltage-Nom | — | — | — | 5 V | 5 V |
| Technology | — | — | — | CMOS | BIPOLAR |
| Temperature Grade | — | — | — | COMMERCIAL | COMMERCIAL |
| ## TLC1549CP Alternates Showing results | — | — | — | Image | — |
| Additional Feature | — | — | — | — | 3-STATE DRIVER AND RECEIVER OUTPUTS |
| Differential Output | — | — | — | — | YES |
| High Level Input Current-Max | — | — | — | — | 0.00002 A |
| Input Characteristics | — | — | — | — | DIFFERENTIAL SCHMITT TRIGGER |
| Interface Standard | — | — | — | — | EIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A; V.11; X.27 |
| Out Swing-Min | — | — | — | — | 1.5 V |
| Output Low Current-Max | — | — | — | — | 0.00002 A |
| Output Polarity | — | — | — | — | COMPLEMENTARY |
| Receive Delay-Max | — | — | — | — | 35 ns |
| Receiver Number of Bits | — | — | — | — | 1 |
| Supply Voltage1-Max | — | — | — | — | 5.25 V |
| Supply Voltage1-Min | — | — | — | — | 4.75 V |
| Supply Voltage1-Nom | — | — | — | — | 5 V |
| Transmit Delay-Max | — | — | — | — | 22 ns |
| ## SN75176BP Alternates Showing results | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for ULN2004A — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for ULN2004A is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating ULN2004A replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for ULN2004A. Get expert recommendations within 24 hours.
FAQ
What is equivalent to ULN2004A?
Known equivalents for ULN2004A include ULQ2804A, CD4020BE, TLC1549CP. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ULN2004A?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify ULN2004A alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.