CD4029 - Binary Decade Up-Down Counter IC
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CD4029 - Binary Decade Up-Down Counter IC The CD4029 IC consists of a four-stage binary or BCD-decade up/ down counter with provisions for look-ahead carry in both counting modes. The inputs consist of a single CLOCK, CARRY-IN (CLOCK ENABLE), BINARY/DECADE, UP/DOWN, PRESET ENABLE, and four individual JAM signals. Q1, Q2, Q3, Q4, and a CARRY OUT signal are provided as outputs. A high PRESET ENABLE signal allows information on the JAM INPUTS to preset the counter to any state asynchronously with the clock. A low on each JAM line, when the PRESET-ENABLE signal is high, resets the counter to its zero counts. The counter is advanced one count at the positive transition of the clock when the CARRY-IN and PRE-SET ENABLE signals are low. Advancement is inhibited when the CARRY-IN or PRESET ENABLE signals are high. The CARRY-OUT signal is normally high and goes low when the counter reaches its maximum count in the UP mode or the minimum count in the DOWN mode provided the CARRY-IN signal is low. The CARRY-IN signal in the low state can thus be considered a CLOCK ENABLE. The CARRY-IN terminal must be connected to VSS when not in use. Binary counting is accomplished when the BINARY/DECADE input is high; the counter counts in the decade mode when the BINARY/DECADE input is low. The counter counts up when the UP/DOWN input is high, and down when the UP/DOWN input is low. Multiple packages can be connected in either a parallel clocking or a ripple-clocking arrangement as shown in Figure 17. Parallel clocking provides synchronous control and hence faster response from all counting outputs. Ripple-clocking allows for longer clock input rise and fall times. The CD4x Series CD4029 is supplied in these 16-lead outline packages: Braze Seal DIP H4X Frit Seal DIP H1F Ceramic Flatpack H6W. Pinout: Pinout of CD4029 IC
- 4-stage binary or BCD decade up/down counter
- Wide operating voltage: 3V to 15V
- Asynchronous preset via JAM inputs
- Carry-in and carry-out for cascading
- 16-pin DIP package, breadboard compatible
- Low power CMOS technology
- Up/down counting control
- Preset enable with JAM inputs
- Look-ahead carry for fast operation
- Ripple and parallel clocking support
- Low power consumption
| Part number | CD4029BMS |
|---|---|
| DC Supply Voltage Range, (VDD) | -0.5V to +20V |
| Input Voltage Range, All Inputs | -0.5V to VDD +0.5V |
| DC Input Current, Any One Input | ±10mA |
| Operating Temperature Range | -55°C to +125°C |
| Storage Temperature Range (TSTG) | -65°C to +150°C |
| Lead Temperature (During Soldering) | +265°C |
What is the operating voltage range of the CD4029 IC?
The CD4029 operates from 3V to 15V, making it compatible with 5V TTL and CMOS logic systems.
Can the CD4029 be used with Arduino or Raspberry Pi?
Yes, the CD4029 is compatible with 5V logic and can interface directly with Arduino and Raspberry Pi GPIO pins.
What are the applications of the CD4029 IC?
It is used in frequency division, digital clocks, event counters, and programmable timers in digital circuits.
Does the CD4029 support cascading for higher counting ranges?
Yes, multiple CD4029 ICs can be cascaded using carry-in and carry-out signals for extended counting.
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About CD4029 - Binary Decade Up-Down Counter IC by Iotcart
CD4029 - Binary Decade Up-Down Counter IC The CD4029 IC consists of a four-stage binary or BCD-decade up/ down counter with provisions for look-ahead carry in both counting modes. The inputs consist of a single CLOCK, CARRY-IN (CLOCK ENABLE), BINARY/DECADE, …
Categorised under: Clock & Timer IC› CD4X IC Series