| Part Numbers | Manufacturer Name | Datasheet | Logic Type | Direction | Number of Elements | Number of Bits per Element | Reset | Timing | Count Rate | Trigger Type | Voltage - Supply | Operating Temperature | Mounting Type | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74AC191PC | FAIRCHILD SEMICONDUCTOR CORP | Binary Counter | Up, Down | 1 | 4 | - | Synchronous | 133MHz | Positive Edge | 2 V ~ 6 V | -40?C ~ 85?C | Through Hole | 16-DIP (0.300", 7.62mm) | |
| 74AC191SC | FAIRCHILD SEMICONDUCTOR CORP | Binary Counter | Up, Down | 1 | 4 | - | Synchronous | 133MHz | Positive Edge | 2 V ~ 6 V | -40?C ~ 85?C | Surface Mount | 16-SOIC (0.154", 3.90mm Width) | |
| 74AC191SJ | FAIRCHILD SEMICONDUCTOR CORP | Binary Counter | Up, Down | 1 | 4 | - | Synchronous | 133MHz | Positive Edge | 2 V ~ 6 V | -40?C ~ 85?C | Surface Mount | 16-SOIC (0.209", 5.30mm Width) | |
| 74AC191MTC | FAIRCHILD SEMICONDUCTOR CORP | Binary Counter | Up, Down | 1 | 4 | - | Synchronous | 133MHz | Positive Edge | 2 V ~ 6 V | -40?C ~ 85?C | Surface Mount | 16-TSSOP (0.173", 4.40mm Width) | |
| 74AC191SJX | FAIRCHILD SEMICONDUCTOR CORP | Binary Counter | Up, Down | 1 | 4 | - | Synchronous | 133MHz | Positive Edge | 2 V ~ 6 V | -40?C ~ 85?C | Surface Mount | 16-SOIC (0.209", 5.30mm Width) | |
| 74AC191MTCX | FAIRCHILD SEMICONDUCTOR CORP | Binary Counter | Up, Down | 1 | 4 | - | Synchronous | 133MHz | Positive Edge | 2 V ~ 6 V | -40?C ~ 85?C | Surface Mount | 16-TSSOP (0.173", 4.40mm Width) | |
| 74AC191SCX | FAIRCHILD SEMICONDUCTOR CORP | Binary Counter | Up, Down | 1 | 4 | - | Synchronous | 133MHz | Positive Edge | 2 V ~ 6 V | -40?C ~ 85?C | Surface Mount | 16-SOIC (0.154", 3.90mm Width) |
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