STMicroelectronics M74HC191B1R Counters, Dividers
Counter IC Binary Counter 1 Element 4 Bit Positive Edge 16-DIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
M74HC191B1R
Detailed Description
IC COUNTER UP/DN 4BIT SYNC 16DIP
Package
16-DIP (0.300", 7.62mm)
Key Features
Package / Case: 16-DIP (0.300", 7.62mm); Mounting Type: Through Hole
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
M74HC191B1R Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics M74HC191B1R Counters, Dividers technical specifications.
General
Series
74HC
Package / Case
16-DIP
Mounting Type
Through Hole
Operating Temperature
-55°C ~ 125°C
Supply Voltage
2 V ~ 6 V
Lifecycle Status
Obsolete
Direction
Up, Down
Number of Elements
1
Logic Type
Binary Counter
Number of Bits Per Element
4
Alternate Parts Comparison (M74HC191B1R vs HCF4060BEY vs M74HC4020B1R vs M74HC4040B1R)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-DIP | 16-DIP | 16-DIP | 16-DIP |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Supply Voltage | 2 V ~ 6 V | 3 V ~ 20 V | 2 V ~ 6 V | 2 V ~ 6 V |
| Count Rate | 44 MHz | 24 MHz | 70 MHz | 70 MHz |
| Direction | Up, Down | Up | Up | Up |
| Logic Type | Binary Counter | Binary Counter | Binary Counter | Binary Counter |
| Number of Bits Per Element | 4 | 14 | 14 | 12 |
| Number of Elements | 1 | 1 | 1 | 1 |
| Trigger Type | Positive Edge | Negative Edge | Negative Edge | Negative Edge |
| Reset | Asynchronous | Asynchronous | Asynchronous | Asynchronous |
| Action |
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