ATTINY1634-SUAlternatives & Equivalent Parts
About ATTINY1634-SU
ATTINY1634-SU is a Integrated Circuit component manufactured by Microchip. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | ATTINY1634-SUSource | BQ7791502PW | PIC16F15345-I/SS | PIC16F15345T-I/GZ | PIC16F1825-I/ST | CK1031 | ATTINY1634R-SU |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Texas Instruments | Microchip | Microchip | Microchip | Lorlin | Microchip |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Quad Flat No-Lead | Small Outline Packages | Other | Small Outline Packages |
| Pin Count | 20 | 24 | 20 | 20 | 14 | 15 | 20 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -30.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.6200 | $1.2289 | $0.8180 | $0.9300 | $1.2600 | $2.1100 | $1.5547 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | CONTACT MANUFACTURER | ACTIVE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | — | — | Yes | — | Yes |
| Manufacturer Package Code | SOIC-20 | — | SSOP-20 | UQFN-20 | TSSOP-14 | — | SOIC-20 |
| Factory Lead Time | 7 Weeks | — | 6 Weeks | 11 Weeks | 2 Weeks | — | 7 Weeks |
| YTEOL | 14 | 15 | 19 | 7 | 9 | — | 14 |
| Has ADC | YES | — | YES | YES | YES | — | YES |
| Additional Feature | IT ALSO OPERATES AT 2.7V AT 8 MHZ AND 1.8 V AT 2MHZ | — | — | — | ALSO OPERATES 1.8V MINIMUM SUPPLY AT 16 MHZ | — | IT ALSO OPERATES AT 2.7V AT 8 MHZ AND 1.8 V AT 2MHZ |
| Bit Size | 8 | — | 32 | 32 | 8 | — | 8 |
| Boundary Scan | NO | — | NO | NO | NO | — | NO |
| CPU Family | AVR RISC | — | PIC16 | PIC16 | PIC16 | — | AVR RISC |
| Clock Frequency-Max | 12 MHz | — | 32 MHz | 32 MHz | 32 MHz | — | 12 MHz |
| DAC Channels | NO | — | YES | YES | YES | — | NO |
| DMA Channels | NO | — | NO | NO | NO | — | NO |
| Format | FIXED POINT | — | FIXED POINT | FIXED POINT | FIXED POINT | — | FIXED POINT |
| Integrated Cache | NO | — | NO | NO | NO | — | NO |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G24 | R-PDSO-G20 | S-PQCC-N20 | R-PDSO-G14 | — | R-PDSO-G20 |
| JESD-609 Code | e3 | e4 | e3 | e3 | e3 | e4 | e3 |
| Low Power Mode | YES | — | YES | YES | YES | — | YES |
| Number of External Interrupts | 1 | — | — | — | 1 | — | 1 |
| Number of I/O Lines | 18 | — | 18 | 18 | 12 | — | 18 |
| Number of Serial I/Os | 2 | — | 2 | 2 | 1 | — | 2 |
| Number of Timers | 2 | — | 3 | 3 | 7 | — | 2 |
| On Chip Data RAM Width | 8 | — | 8 | 8 | 8 | — | 8 |
| On Chip Program ROM Width | 8 | — | 14 | 14 | 8 | — | 8 |
| PWM Channels | YES | — | YES | YES | YES | — | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 | TSSOP24,.25 | SSOP20,.3 | LCC20,.16SQ,20 | TSSOP14,.25 | — | SOP20,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | — | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 250 | 260 | — | — | 260 | — | 250 |
| Qualification Status | Not Qualified | — | — | — | Not Qualified | — | Not Qualified |
| RAM (bytes) | 1024 | — | 1024 | 1024 | 1024 | — | 1024 |
| ROM (words) | 16384 | — | 8192 | 8192 | 8192 | — | 16384 |
| ROM Programmability | FLASH | — | FLASH | FLASH | FLASH | — | FLASH |
| Speed | 12 MHz | — | 32 MHz | 32 MHz | 32 MHz | — | 12 MHz |
| Supply Current-Max | 6 mA | — | 3.6 mA | 3.6 mA | 4.5 mA | — | 6 mA |
| Supply Voltage-Max | 5.5 V | — | 5.5 V | 5.5 V | 5.5 V | — | 5.5 V |
| Supply Voltage-Min | 5 V | — | 2.3 V | 2.3 V | 2.5 V | — | 5 V |
| Supply Voltage-Nom | 5 V | — | 3 V | 3 V | 3 V | — | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | NO | YES |
| Technology | CMOS | — | CMOS | CMOS | CMOS | — | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Silver (Ag) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | NO LEAD | GULL WING | — | GULL WING |
| Terminal Pitch | 1.27 mm | 0.65 mm | 0.65 mm | 0.5 mm | 0.65 mm | — | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | QUAD | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 | 30 | — | — | — | — | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | — | MICROCONTROLLER, RISC |
| ## ATTINY1634-SU Alternates Showing results | Image | — | — | — | — | — | — |
| Date Of Intro | — | 2019-09-30 | 2016-11-21 | 2019-05-08 | — | — | — |
| Adjustable Threshold | — | YES | — | — | — | — | — |
| Analog IC - Other Type | — | BATTERY PROTECTOR | — | — | — | — | — |
| Input Voltage-Max | — | 25 V | — | — | — | — | — |
| Number of Channels | — | 6 | — | — | — | — | — |
| Number of Functions | — | 1 | — | — | — | — | — |
| Supply Current-Max (Isup) | — | 0.08 mA | — | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | 25 V | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | 3 V | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | 20 V | — | — | — | — | — |
| Threshold Voltage-Nom | — | 2.9 | — | — | — | — | — |
| ## BQ7791502PW Alternates Showing results | — | Image | — | — | — | — | — |
| ## PIC16F15345-I/SS Alternates Showing results | — | — | Image | — | — | — | — |
| ## PIC16F15345T-I/GZ Alternates Showing results | — | — | — | Image | — | — | — |
| Screening Level | — | — | — | — | TS 16949 | — | — |
| ## PIC16F1825-I/ST Alternates Showing results | — | — | — | — | Image | — | — |
| Actuator Type | — | — | — | — | — | SPINDLE | — |
| Body Height | — | — | — | — | — | 14.1 mm | — |
| Body Length or Diameter | — | — | — | — | — | 26.2 mm | — |
| Contact (AC) Max Rating R Load | — | — | — | — | — | .15A@250VAC | — |
| Contact Current(AC)-Max | — | — | — | — | — | 0.15 A | — |
| Contact Current(DC)-Max | — | — | — | — | — | 0.15 A | — |
| Contact (DC) Max Rating R Load | — | — | — | — | — | .15A@250VDC | — |
| Contact Voltage(AC)-Max | — | — | — | — | — | 250 V | — |
| Contact Voltage(DC)-Max | — | — | — | — | — | 250 V | — |
| Electrical Life | — | — | — | — | — | 10000 Cycle(s) | — |
| Indexing Angle | — | — | — | — | — | 30 deg | — |
| Mounting Feature | — | — | — | — | — | PANEL MOUNT-THREADED | — |
| Number of Positions | — | — | — | — | — | 4 | — |
| Number of Switch Sections | — | — | — | — | — | 1 | — |
| Switch Action | — | — | — | — | — | LATCHED | — |
| Switch Function | — | — | — | — | — | 3P4T | — |
| Switch Type | — | — | — | — | — | ROTARY SWITCH | — |
| Termination Type | — | — | — | — | — | SOLDER | — |
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 6 alternatives for ATTINY1634-SU — response within 24 hours.
Quick Links
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RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 12MHz, CMOS, PDSO20
Why Look for Alternatives?
Finding alternatives for ATTINY1634-SU 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 ATTINY1634-SU 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.
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FAQ
What is equivalent to ATTINY1634-SU?
Known equivalents for ATTINY1634-SU include BQ7791502PW, PIC16F15345-I/SS, PIC16F15345T-I/GZ. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ATTINY1634-SU?
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 ATTINY1634-SU 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.