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Texas Instruments SN74HC109N Flip Flops

IC FF JK TYPE DUAL 1BIT 16DIP

3,775 ActiveTexas Instruments74HCSN74HCPDIP$0.45RoHS
SN74HC109N PDIP package illustration

Same model may have multiple batches, images only for reference.

SN74HC109N
Manufacturer
Texas Instruments
Part Number (MPN)
SN74HC109N
Category
Integrated Circuits (ICs)Logic ICsFlip Flops
Series
74HC
Base Model
SN74HC
Detailed Description
Dual J-K positive-edge-triggered flip-flops with clear and preset functionality. Features 2 independent JK-type flip-flop elements, each with one bit. Operates with a supply voltage range of 2V to 6V, typically 5V, and supports a maximum frequency of 29MHz. Housed in a 16-PDIP through-hole package, this CMOS logic IC offers a propagation delay of 290ns and a turn-on delay time of 175ns. Suitable for operation across a wide temperature range from -40°C to 85°C.
Package
PDIP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PDF SN74HC109N Datasheet
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Ordering Code Family

SN74HC groups multiple orderable suffixes under one base device. Compare package, grade, and reel options on the base-number page before substituting within the family.

459 ordering variants listed on the family page.

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Technical Specifications

Texas Instruments SN74HC109N Flip Flops technical specifications.

General

Series
74HC
RoHS
Yes
Package / Case
16-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
5V
Lifecycle Status
Active
Package
PDIP
Clock Edge Trigger Type
Positive Edge
Frequency
29MHz

Related Parts Comparison (SN74HC109N vs SN74HC4851DR vs SN74HC4851QDRG4Q1 vs SN74HC151QDRQ1)

Side-by-side specifications of related catalog parts.

Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.

This PartRelated PartRelated PartRelated Part
Texas InstrumentsSN74HC109N
Texas InstrumentsSN74HC4851DR
Texas InstrumentsSN74HC4851QDRG4Q1
Texas InstrumentsSN74HC151QDRQ1
Package / Case16-DIP16-SOIC16-SOIC16-SOIC
Mounting TypeThrough HoleSurface MountSurface MountSurface Mount
Operating Temperature-40°C ~ 85°C (TA)-40°C ~ 125°C (TA)-40°C ~ 125°C (TA)-40°C ~ 125°C
Lifecycle StatusActiveActiveActiveActive
Number of Circuits211--
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Texas Instruments SN74HC109N Flip Flops Overview

Dual J-K positive-edge-triggered flip-flops with clear and preset functionality. Features 2 independent JK-type flip-flop elements, each with one bit. Operates with a supply voltage range of 2V to 6V, typically 5V, and supports a maximum frequency of 29MHz. Housed in a 16-PDIP through-hole package, this CMOS logic IC offers a propagation delay of 290ns and a turn-on delay time of 175ns.

Suitable for operation across a wide temperature range from -40°C to 85°C.

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