TS391ILT is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


STMicroelectronics
In Stock: 0
Unit Price: $1.35000
Datasheet

Parametric Equivalent


STMicroelectronics
In Stock: 0
Unit Price: $1.13000
Datasheet

Similar


Microchip Technology
In Stock: 0
Unit Price: $0.45000
Datasheet

Similar


onsemi
In Stock: 0
Unit Price: $0.48000
Datasheet

Similar


onsemi
In Stock: 0
Unit Price: $0.49000
Datasheet
Comparator Standard (General Purpose) CMOS, DTL, ECL, Open-Collector, TTL SOT-23-5
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

TS391ILT

DigiKey Part Number
497-2275-2-ND - Tape & Reel (TR)
497-2275-1-ND - Cut Tape (CT)
497-2275-6-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
TS391ILT
Description
IC COMPARATOR 1 GEN PUR SOT23-5
Manufacturer Standard Lead Time
9 Weeks
Customer Reference
Detailed Description
Comparator Standard (General Purpose) CMOS, DTL, ECL, Open-Collector, TTL SOT-23-5
Datasheet
 Datasheet
EDA/CAD Models
TS391ILT Models
Product Attributes
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Category
Current - Output (Typ)
16mA @ 5V
Manufacturer
STMicroelectronics
Current - Quiescent (Max)
1.25mA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Operating Temperature
-40°C ~ 125°C
Part Status
Active
Grade
Automotive
Type
Standard (General Purpose)
Qualification
AEC-Q100
Number of Elements
1
Package / Case
SC-74A, SOT-753
Output Type
CMOS, DTL, ECL, Open-Collector, TTL
Mounting Type
Surface Mount
Voltage - Supply, Single/Dual (±)
2V ~ 36V, ±1V ~ 18V
Supplier Device Package
SOT-23-5
Voltage - Input Offset (Max)
5mV @ 5V
Base Product Number
Current - Input Bias (Max)
0.25µA @ 5V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (5)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
TS391IYLTSTMicroelectronics0497-10245-2-ND$1.35000Parametric Equivalent
TS391RIYLTSTMicroelectronics0497-TS391RIYLTTR-ND$1.13000Parametric Equivalent
MIC6270YM5-TRMicrochip Technology0576-1315-2-ND$0.45000Similar
NCV391SN2T1Gonsemi0NCV391SN2T1GOSTR-ND$0.48000Similar
TS391SN2T1Gonsemi0TS391SN2T1GOSTR-ND$0.49000Similar
In-Stock: 0
3,000 estimated in stock on 21-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.57000$0.57
10$0.40000$4.00
25$0.35840$8.96
100$0.31210$31.21
250$0.29004$72.51
500$0.27678$138.39
1,000$0.26585$265.85
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.25235$757.05
6,000$0.24575$1,474.50
9,000$0.24244$2,181.96
15,000$0.23877$3,581.55
21,000$0.23663$4,969.23
30,000$0.23457$7,037.10
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.