74190 IC Up/Down Decade Counter DIP-16
The SN74190 is an up/down decade counter IC in a DIP-16 package, manufactured by XBLW, designed for digital counting and timing applications
20.00 EGP
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Availability:
In Stock
SKU:8307078022463
Features:
- Counts 8-4-2-1 BCD or Binary
- Single Down/Up Count Control Line
- Count Enable Control Input
- Ripple Clock Output for Cascading
- Asynchronously Presettable with Load Control
- Parallel Outputs
- Cascadable for n-Bit Applications
74LS190 Pinout Diagram
74LS190 Pin Description
| Pin No |
Pin Name |
Description |
| 1 |
P1 |
Parallel Data Input |
| 2 |
Q1 |
Flip-Flop Output |
| 3 |
Q0 |
Flip-Flop Output |
| 4 |
CE’ |
Count Enable (Active LOW) Input |
| 5 |
U/D |
Up/Down Count Control Input |
| 6 |
Q2 |
Flip-Flop Output |
| 7 |
Q3 |
Flip-Flop Output |
| 8 |
GND |
Ground |
| 9 |
P3 |
Parallel Data Input |
| 10 |
P2 |
Parallel Data Input |
| 11 |
PL’ |
Parallel Load Control (Active LOW) Input |
| 12 |
TC |
Terminal Count Output |
| 13 |
RC’ |
Ripple Clock Output |
| 14 |
CP |
Clock Pulse (Active HIGH going edge) Input |
| 15 |
P0 |
Parallel Data Input |
| 16 |
VCC |
Positive Supply |
Specifications
- Family: LS
- Logic circuit type: Synchronous up/down BCD counter
- Counter type: BCD 8-4-2-1
- Output type: Parallel
- Minimum supply voltage: 4.75 V
- Maximum supply voltage: 5.25 V
- Minimum operating temperature: 0°C
- Maximum operating temperature: 70°C
- Encapsulation: DIP
- 16 pins
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