Overview
The MC14020B, produced by onsemi, is a 14-stage binary counter integrated circuit. It is constructed with MOS P-Channel and N-Channel enhancement mode devices in a single monolithic structure. This device features an input wave shaping circuit and advances the count on the negative-going edge of the clock pulse. It is designed for fully static operation and includes diode protection on all inputs. The MC14020B is available in various packages, including SOIC-16 and TSSOP-16, and is Pb-free and RoHS compliant.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| DC Supply Voltage Range | -0.5 to +18.0 | V |
| Input or Output Voltage Range (DC or Transient) | -0.5 to VDD + 0.5 | V |
| Input or Output Current (DC or Transient) per Pin | ±10 | mA |
| Power Dissipation, per Package | 500 | mW |
| Ambient Temperature Range | -55 to +125 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| Lead Temperature (8-Second Soldering) | 260 | °C |
| Output Voltage “0” Level | 0.05 (at VDD = 5.0, 10, 15 V) | V |
| Output Voltage “1” Level | 4.95, 9.95, 14.95 (at VDD = 5.0, 10, 15 V) | V |
| Input Voltage “0” Level | 1.5, 3.0, 4.0 (at VDD = 5.0, 10, 15 V) | V |
| Input Voltage “1” Level | 3.5, 7.0, 11 (at VDD = 5.0, 10, 15 V) | V |
| Output Drive Current (VOH = 2.5 Vdc) | -3.0, -0.64, -1.6, -4.2 (at VDD = 5.0, 10, 15 V) | mA |
| Output Drive Current (VOL = 0.4 Vdc) | 0.64, 1.6, 4.2 (at VDD = 5.0, 10, 15 V) | mA |
| Propagation Delay Time Clock to Q1 | 260, 115, 80 (at VDD = 5.0, 10, 15 V) | ns |
| Propagation Delay Time Clock to Q14 | 1820, 805, 560 (at VDD = 5.0, 10, 15 V) | ns |
Key Features
- Fully static operation
- Diode protection on all inputs
- Supply voltage range: 3.0 Vdc to 18 Vdc
- Capable of driving two low-power TTL loads or one low-power Schottky TTL load over the rated temperature range
- Buffered outputs available from stages 1 and 4 through 14
- Common reset line
- Pin-for-pin replacement for CD4020B
- NLV prefix for automotive and other applications requiring unique site and control change requirements; AEC-Q100 qualified and PPAP capable
- Pb-free and RoHS compliant
Applications
The MC14020B is suitable for various applications, including:
- Time delay circuits
- Counter controls
- Frequency-dividing circuits
Q & A
- What is the MC14020B?
The MC14020B is a 14-stage binary counter integrated circuit produced by onsemi.
- What is the supply voltage range of the MC14020B?
The supply voltage range is from 3.0 Vdc to 18 Vdc.
- What kind of protection does the MC14020B have on its inputs?
The MC14020B has diode protection on all inputs.
- Can the MC14020B drive TTL loads?
Yes, it can drive two low-power TTL loads or one low-power Schottky TTL load over the rated temperature range.
- What are the available output stages for the MC14020B?
Buffered outputs are available from stages 1 and 4 through 14.
- Is the MC14020B Pb-free and RoHS compliant?
Yes, it is Pb-free and RoHS compliant.
- What are some common applications of the MC14020B?
Common applications include time delay circuits, counter controls, and frequency-dividing circuits.
- What is the propagation delay time from clock to Q1?
The propagation delay time from clock to Q1 is 260 ns, 115 ns, and 80 ns at VDD = 5.0 V, 10 V, and 15 V respectively.
- What is the maximum ambient temperature range for the MC14020B?
The maximum ambient temperature range is from -55°C to +125°C.
- Is the MC14020B suitable for automotive applications?
Yes, it is suitable for automotive and other applications requiring unique site and control change requirements, and it is AEC-Q100 qualified and PPAP capable.
