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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CD4020BCN | AMI Semiconductor / ON Semiconductor | IC COUNTER BIN 14ST 16-DIP | 4000B | -55°C ~ 125°C | Tube | Through Hole | 3V ~ 15V | 16-DIP (0.300", 7.62mm) | 4020 | 16-DIP | - | |
| MC14029BCPG | AMI Semiconductor / ON Semiconductor | IC COUNTER BINARY UP/DOWN 16DIP | 4000B | -55°C ~ 125°C | Tube | Through Hole | 3V ~ 18V | 16-DIP (0.300", 7.62mm) | 4029 | 16-DIP | - | |
| CD40103BEG4 | N/A | IC SYNC DOWN COUNTER 8STG 16-DIP | 4000B | -55°C ~ 125°C | Tube | Through Hole | 3V ~ 18V | 16-DIP (0.300", 7.62mm) | 40103 | 16-PDIP | - | |
| MC74HC393ADTR2 | AMI Semiconductor / ON Semiconductor | IC COUNTER RPPL DUAL 4ST 14TSSOP | 74HC | -55°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 14-TSSOP (0.173", 4.40mm Width) | 74HC393 | 14-TSSOP | - | |
| SN74LS593NSR | N/A | IC 8BIT BIN COUNT W/REG 20SO | 74LS | 0°C ~ 70°C | Tape & Reel (TR) | Surface Mount | 4.75V ~ 5.25V | 20-SOIC (0.209", 5.30mm Width) | 74LS593 | 20-SO | - | |
| CD74HC4017PWT | N/A | IC DECADE COUNTR/DIVIDER 16TSSOP | 74HC | -55°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 16-TSSOP (0.173", 4.40mm Width) | 74HC4017 | 16-TSSOP | - | |
| SN74LS90DG4 | N/A | IC COUNTER DECADE 4BIT 14SOIC | 74LS | 0°C ~ 70°C | Tube | Surface Mount | 4.75V ~ 5.25V | 14-SOIC (0.154", 3.90mm Width) | 74LS90 | 14-SOIC | - | |
| SN74F161ADBRE4 | N/A | IC COUNTER 4BIT BIN SYNC 16-SSOP | 74F | 0°C ~ 70°C | Tape & Reel (TR) | Surface Mount | 4.5V ~ 5.5V | 16-SSOP (0.209", 5.30mm Width) | 74F161 | 16-SSOP | - | |
| CD4018BMG4 | N/A | IC DIV-BY-N COUNTR PRESET 16SOIC | 4000B | -55°C ~ 125°C | Tube | Surface Mount | 3V ~ 18V | 16-SOIC (0.154", 3.90mm Width) | 4018 | 16-SOIC | - | |
| 74HCT4040BQ-Q100X | Nexperia | IC COUNTER 12ST BIN TTL 16DHVQFN | Automotive, AEC-Q100, 74HCT | -40°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 4.5V ~ 5.5V | 16-VFQFN Exposed Pad | 74HCT4040 | 16-DHVQFN (2.5x3.5) | - |
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.