STMicroelectronics M74HC191B1R Counters & Dividers 1Function DUAL 16Pins
M74HC191B1R
2381-522-M74HC191B1R
16-DIP (0.300, 7.62mm)
RoHS Compliant
Logic Function: Counter,Supply Voltage: 4.5V,Logic Type: Binary Counter,Direction: Up, Down,Packaging: Tube
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M74HC191B1R Tech Specifications
STMicroelectronics M74HC191B1R technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs SI1084-A-GM.
| Product Attribute | Attribute Value | |
|---|---|---|
| Category | Logic - Counters, Dividers | |
| Manufacturer | STMicroelectronics | |
| Mount | Through Hole | |
| Mounting Type | Through Hole | |
| Package / Case | 16-DIP (0.300, 7.62mm) | |
| Number of Pins | 16Pins | |
| Clock-Edge Trigger Type | Positive Edge | |
| Number of Elements | 1 Element | |
| Operating Temperature | -55°C~125°C | |
| Packaging | Tube | |
| Series | 74HC | |
| JESD-609 Code | e3 | |
| Pbfree Code | yes | |
| Part Status | Obsolete | |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | |
| Number of Terminations | 16Terminations | |
| Terminal Finish | Matte Tin (Sn) | |
| Additional Feature | TCO OUTPUT | |
| Voltage - Supply | 2V~6V | |
| Terminal Position | DUAL | |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | |
| Number of Functions | 1Function | |
| Supply Voltage | 4.5V | |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Product Attribute | Attribute Value | |
|---|---|---|
| Base Part Number | M74HC191 | |
| Pin Count | 16 | |
| Qualification Status | Not Qualified | |
| Operating Supply Voltage | 5V | |
| Supply Voltage-Max (Vsup) | 6V | |
| Power Supplies | 2/6V | |
| Supply Voltage-Min (Vsup) | 2V | |
| Load Capacitance | 50pF | |
| Number of Bits | 4Bits | |
| Propagation Delay | 31 ns | |
| Turn On Delay Time | 360 ns | |
| Family | HC/UH | |
| Logic Function | Counter | |
| Direction | Up, Down | |
| Logic Type | Binary Counter | |
| Trigger Type | Positive Edge | |
| Number of Input Lines | 4Input Lines | |
| fmax-Min | 20 MHz | |
| Max Frequency@Nom-Sup | 20000000Hz | |
| Count Rate | 44MHz | |
| Load/Preset Input | YES | |
| Timing | Synchronous | |
| Width | 7.62mm | |
| RoHS Status | ROHS3 Compliant |
M74HC191B1R Documents
Download datasheets and manufacturer documentation for M74HC191B1R
Datasheets
M74HC191
Others include "M74HC" parts
The following parts include 'M74HC'
| Part # | Manufacturer | Package | Availability |
|---|---|---|---|
| M74HC4060RM13TR | STMicroelectronics | 16-SOIC (0.154, 3.90mm Width) | 2999 |
| M74HC4017RM13TR | STMicroelectronics | 16-SOIC (0.154, 3.90mm Width) | 1215 |
| M74HC161B1R | STMicroelectronics | 16-DIP (0.300, 7.62mm) | 1000 |
| M74HC590RM13TR | STMicroelectronics | 16-SOIC (0.154, 3.90mm Width) | |
| M74HC4060YTTR | STMicroelectronics | 16-TSSOP (0.173, 4.40mm Width) | 2500 |
| M74HC4040RM13TR | STMicroelectronics | 16-SOIC (0.154, 3.90mm Width) | 9500 |
| M74HC161RM13TR | STMicroelectronics | 16-SOIC (0.154, 3.90mm Width) | 592 |
| M74HC393RM13TR | STMicroelectronics | 14-SOIC (0.154, 3.90mm Width) | 322 |
| M74HC4060TTR | STMicroelectronics | 16-TSSOP (0.173, 4.40mm Width) | 1900 |
| M74HC393TTR | STMicroelectronics | 14-TSSOP (0.173, 4.40mm Width) | 62 |
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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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M74HC191B1R Comments
109 reviews
2022-03-31 00:00:00
when you need to connect this kind of port, this product makes it very easy.
2022-03-26 00:00:00
Very satisfied and will continue to repurchase.
2022-02-24 00:00:00
Both product and code works as expected.
2022-02-17 00:00:00
The product quality met expectations, nothing extraordinary but satisfactory. The website interface is functional, could be improved for a smoother shopping experience.
2022-02-04 00:00:00
Quick order processing and fast delivery
2021-12-31 00:00:00
Ya good and arrive on time. thank you so much
2021-11-30 00:00:00
he Capacitance box works great and exactly how I expected it to, but the design of the Resistance & Inductance boxes is very different and requires reading the datasheet to understand how they are supposed to work.
2021-11-23 00:00:00
no complaints so far.
2021-10-08 00:00:00
Pricing was moderate, reflecting standard market rates.
2021-09-15 00:00:00
They have a wide selection of products and competitive prices. Despite some minor issues, their customer service team solved my problem and maintained good communication.