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| Image | Part Number | Manufacturer | Description | Series | Operating Temperature | Packaging | Mounting Type | Voltage - Supply | Package / Case | Base Part Number | Supplier Device Package | Current - Output High, Low |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74F161APC | AMI Semiconductor / ON Semiconductor | IC COUNTER BINARY 4BIT 16-DIP | 74F | 0°C ~ 70°C | Tube | Through Hole | 4.5V ~ 5.5V | 16-DIP (0.300", 7.62mm) | 74F161 | 16-DIP | - | |
| MC100EP016AMNG | AMI Semiconductor / ON Semiconductor | IC UP COUNTER 8BIT BINARY 32-QFN | 100EP | -40°C ~ 70°C | Tube | Surface Mount | 3V ~ 3.6V | 32-VFQFN Exposed Pad | 100EP016 | 32-QFN (5x5) | - | |
| 74F191SCX | AMI Semiconductor / ON Semiconductor | IC COUNTER BINARY UP/DWN 16SOIC | 74F | 0°C ~ 70°C | Tape & Reel (TR) | Surface Mount | 4.5V ~ 5.5V | 16-SOIC (0.154", 3.90mm Width) | 74F191 | 16-SOIC | - | |
| SN74AS163DR | N/A | IC COUNTER BIN SYNC 4BIT 16-SOIC | 74AS | 0°C ~ 70°C | Tape & Reel (TR) | Surface Mount | 4.5V ~ 5.5V | 16-SOIC (0.154", 3.90mm Width) | 74AS163 | 16-SOIC | - | |
| 74HCT161DB,118 | NXP Semiconductors / Freescale | IC SYNC 4BIT BINARY COUNT 16SSOP | 74HCT | -40°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 4.5V ~ 5.5V | 16-SSOP (0.209", 5.30mm Width) | 74HCT161 | 16-SSOP | - | |
| CD74HC40103QM96EP | N/A | IC 8-STAGE SYNC DWN-CONV 16-SOIC | 74HC | -40°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 16-SOIC (0.154", 3.90mm Width) | 74HC40103 | 16-SOIC | - | |
| MC10EL33DTG | AMI Semiconductor / ON Semiconductor | IC DIVIDER DIV X4 ECL DFF 8TSSOP | 10EL | -40°C ~ 85°C | Tube | Surface Mount | 4.2V ~ 5.7V | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 10EL33 | 8-TSSOP | - | |
| SY100E137JZ | Micrel / Microchip Technology | IC COUNTER RIPPLE 8BIT 28-PLCC | 100E | 0°C ~ 85°C | Tube | Surface Mount | 4.2V ~ 5.5V | 28-LCC (J-Lead) | - | 28-PLCC | - | |
| 74AC169SC | AMI Semiconductor / ON Semiconductor | IC COUNTER BINARY 4-BIT 16-SOIC | 74AC | -40°C ~ 85°C | Tube | Surface Mount | 2V ~ 6V | 16-SOIC (0.154", 3.90mm Width) | 74AC169 | 16-SOIC | - | |
| MC74AC4040D | AMI Semiconductor / ON Semiconductor | IC COUNTER RIPPLE 12ST 16-SOIC | 74AC | -40°C ~ 85°C | Tube | Surface Mount | 2V ~ 6V | 16-SOIC (0.154", 3.90mm Width) | 74AC4040 | 16-SOIC | - |
Counters and dividers are sequential logic circuits used to generate repetitive timing signals, count events, or divide clock frequencies in digital systems. Counters increment or decrement a binary value based on clock pulses, producing a sequence of output states that represent specific counting patterns. Dividers divide the frequency of an input clock signal by a fixed or variable factor, generating output signals with reduced frequencies. Counters and dividers are essential components in timing and frequency generation applications, including clock distribution, event counting, frequency synthesis, and digital signal processing.