Texas Instruments SN74LS191NSR Counters & Dividers 1Function DUAL 16Pins
SN74LS191NSR
2502-522-SN74LS191NSR
16-SOIC (0.209, 5.30mm Width)
RoHS Compliant
Logic Function: Counter,Direction: Up, Down,Supply Voltage: 5V,Packaging: Tape & Reel (TR),Logic Type: Binary Counter
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SN74LS191NSR Tech Specifications
Texas Instruments SN74LS191NSR technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs SI1084-A-GM.
| Product Attribute | Attribute Value | |
|---|---|---|
| Category | Logic - Counters, Dividers | |
| Manufacturer | Texas Instruments | |
| Lifecycle Status | ACTIVE (Last Updated: 4 days ago) | |
| Factory Lead Time | 6 Weeks | |
| Mount | Surface Mount | |
| Mounting Type | Surface Mount | |
| Package / Case | 16-SOIC (0.209, 5.30mm Width) | |
| Number of Pins | 16Pins | |
| Weight | 200.686274mg | |
| Clock-Edge Trigger Type | Positive Edge | |
| Number of Elements | 1 Element | |
| Operating Temperature | 0°C~70°C | |
| Packaging | Tape & Reel (TR) | |
| Series | 74LS | |
| JESD-609 Code | e4 | |
| Pbfree Code | yes | |
| Part Status | Active | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Number of Terminations | 16Terminations | |
| ECCN Code | EAR99 | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Additional Feature | TCO OUTPUT | |
| Packing Method | TR | |
| Voltage - Supply | 4.75V~5.25V | |
| Terminal Position | DUAL | |
| Terminal Form | GULL WING |
| Product Attribute | Attribute Value | |
|---|---|---|
| Peak Reflow Temperature (Cel) | 260 | |
| Number of Functions | 1Function | |
| Supply Voltage | 5V | |
| Frequency | 25MHz | |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
| Base Part Number | 74LS191 | |
| Pin Count | 16 | |
| Qualification Status | Not Qualified | |
| Operating Supply Voltage | 5V | |
| Power Supplies | 5V | |
| Propagation Delay | 52 ns | |
| Family | LS | |
| Logic Function | Counter | |
| Direction | Up, Down | |
| Logic Type | Binary Counter | |
| Number of Bits per Element | 4Bits per Elements | |
| Trigger Type | Positive Edge | |
| fmax-Min | 20 MHz | |
| Load/Preset Input | YES | |
| Timing | Synchronous | |
| Height | 2mm | |
| Length | 10.3mm | |
| Width | 5.3mm | |
| Thickness | 1.95mm | |
| RoHS Status | ROHS3 Compliant | |
| Lead Free | Contains Lead |
SN74LS191NSR Documents
Download datasheets and manufacturer documentation for SN74LS191NSR
PCN Packaging
Carrier Tape Revision A 06/Mar/2015 PCN Cancelled 17/Apr/2015
Others include "SN74L" parts
The following parts include 'SN74L'
| Part # | Manufacturer | Package | Availability |
|---|---|---|---|
| SN74LS191NSR | Texas Instruments | 16-SOIC (0.209, 5.30mm Width) | 35 |
| SN74LS191NSRG4 | Texas Instruments | SOIC | |
| SN74LS191NSRE4 | Texas Instruments | SOIC |
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Alternate Products
| Part # | Manufacturer | Description | Package | RoHS | |
|---|---|---|---|---|---|
 | SN74LS191NSR | Texas Instruments | IC SYNC 4-BIT UP/DN CNTR 16SO | 16-SOIC (0.209, 5.30mm Width) | |
| SN74LS193NSR | Texas Instruments | IC SYNC 4-BIT UP/DN CNTR 16SO | 16-SOIC (0.209, 5.30mm Width) | |
| SN74HC191NSR | Texas Instruments | IC BINARY COUNTER UP/DOWN 16SO | 16-SOIC (0.209, 5.30mm Width) | |
| CD74HC192NSR | Texas Instruments | IC COUNTR DECADE UP/DWN 4B 16SO | 16-SOIC (0.209, 5.30mm Width) | |
 | 74AC169SJ | ON Semiconductor | IC COUNTER BIDIRECT SYNC 16SOP | 16-SOIC (0.209, 5.30mm Width) |
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Shipping | Delivery Period | Packages will be arranged for delivery within 1-2 days from the date of all items arrive at our warehouse. In stock items can be shipped out within 24 hours. Delivery Time depends on Shipping Method and Delivery Destinations. |
Shipping Rate | Shipping rate is based on size, weight, destination of the package. MOST offers competitive shipping options through top carriers DHL, FedEx and UPS. We also offer shipping account services for customers who wish to be billed directly for shipping. | |
Shipping Methods | | |
Shipping Tracking | Once the components are delivered, the tracking number will be notified via email immediately. The tracking number also could be found in order history. | |
Returning | Returning | All returns should be made within 60 days of date of invoice and be accompanied by the original invoice number, certificate of guarantee card, parts picture and a brief explanation or test report of the reason for the return. Returns will not be accepted after 60 days. Returned merchandise must be in original packaging and in resalable condition. Parts returned due to customer error at time of quote or sale will not be accepted. Please contact customer service for a return authorization before return shipment. |
Ordering | How to Buy | Online and offline orders both are available. Please find the order process guidance from below link: If you have any operation issue, please feel free to contact with our customer service. |
Payment | TT in advance (bank transfer), Western Union, Credit card, PayPal. Customer is responsible for shipping fee, bank charges, duties and taxes. |
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SN74LS191NSR Comments
109 reviews
2020-11-11 00:00:00
I would purchase again.
2020-10-20 00:00:00
The process of buying electronic components on Jakelectronic is relatively smooth, but sometimes more product information and specifications are required.
2020-10-09 00:00:00
easy to find and purchase products
2020-09-28 00:00:00
Product is exactly as described. Still running the hardware through it's paces, but everything so far has been great.
2020-09-18 00:00:00
Their prices are relatively reasonable, but sometimes cheaper options can be found on other platforms. In general, I have a neutral attitude towards Jakelectronic when it comes to the electronic components I purchase. They still have some improvements to make.
2020-09-12 00:00:00
Jakelectronic offers quality electronic components and every product I buy from them meets my needs.
2020-08-15 00:00:00
Impressed with the variety of products available on their platform.
2020-07-03 00:00:00
Recommended for all electronics enthusiasts
2020-06-26 00:00:00
Highly recommend !!!
2020-06-17 00:00:00
I really love how easy this website is to use and the wide range of places that jak sources from.