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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74HC191N,652 | NXP Semiconductors / Freescale | IC COUNTER UP/DOWN SYNC 16DIP | 74HC | -40°C ~ 125°C | Tube | Through Hole | 2V ~ 6V | 16-DIP (0.300", 7.62mm) | 74HC191 | 16-DIP | - | |
| SY10E136JZTR | Micrel / Microchip Technology | IC COUNTER U/D 6BIT UNIV 28-PLCC | 10E | 0°C ~ 85°C | Tape & Reel (TR) | Surface Mount | 4.2V ~ 5.5V | 28-LCC (J-Lead) | 10E136 | 28-PLCC (11.5x11.5) | - | |
| CD74HC4017QPWRQ1 | N/A | IC DECADE COUNTR/DIVIDER 16SSOP | Automotive, AEC-Q100, 74HC | -40°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 16-TSSOP (0.173", 4.40mm Width) | 74HC4017 | 16-TSSOP | - | |
| CD74HC190NSR | N/A | IC BCD UP/DWN COUNTR PREST 16SO | 74HC | -55°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 16-SOIC (0.209", 5.30mm Width) | 74HC190 | 16-SO | - | |
| SN74LV4040ADG4 | N/A | IC ASYNCH BINARY COUNTER 16-SOIC | 74LV | -40°C ~ 85°C | Tube | Surface Mount | 2V ~ 5.5V | 16-SOIC (0.154", 3.90mm Width) | 74LV4040 | 16-SOIC | - | |
| 74HCT6323AD,118 | Nexperia | IC PROG RIPPLE COUNT W/OSC 8SOIC | 74HCT | -40°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 4.5V ~ 5.5V | 8-SOIC (0.154", 3.90mm Width) | 74HCT6323 | 8-SO | - | |
| M74HC40103RM13TR | STMicroelectronics | IC DOWN COUNTER 8ST SYNC 16-SOIC | 74HC | -55°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 16-SOIC (0.154", 3.90mm Width) | 74HC40103 | 16-SO | - | |
| 74LVC163D,112 | Nexperia | IC SYNC 4BIT BIN COUNTER 16SOIC | 74LVC | -40°C ~ 125°C | Tube | Surface Mount | 1.2V ~ 3.6V | 16-SOIC (0.154", 3.90mm Width) | 74LVC163 | 16-SO | - | |
| MC74AC163DR2G | AMI Semiconductor / ON Semiconductor | IC COUNTER SYNC BINARY 16-SOIC | 74AC | -40°C ~ 85°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 16-SOIC (0.154", 3.90mm Width) | 74AC163 | 16-SOIC | - | |
| CD74HC161MT | N/A | IC SYNC BINARY COUNT 4BIT 16SOIC | 74HC | -55°C ~ 125°C | Tape & Reel (TR) | Surface Mount | 2V ~ 6V | 16-SOIC (0.154", 3.90mm Width) | 74HC161 | 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.