Circuitos Integrados | ||
---|---|---|
4029 |
---|
Synchronous 4-bit up/down binary/decade counter |
PDF datasheet |
PL | 1 • | 16 | Vcc |
Q3 | 2 | 15 | CP |
P3 | 3 | 14 | Q2 |
P0 | 4 | 13 | P2 |
CE | 5 | 12 | P1 |
Q0 | 6 | 11 | Q1 |
TC | 7 | 10 | UP/DN |
GND | 8 | 9 | BIN/DEC |
Pin | Symbol | Description |
---|---|---|
1 | PL | parallel load |
2 | Q3 | buffered parallel output |
3 | P3 | parallel data input |
4 | P0 | parallel data input |
5 | CE | count enable (active low) |
6 | Q0 | buffered parallel output |
7 | TC | terminal count output (active low) |
8 | GND | ground |
9 | BIN/DEC | binary/decade control input |
10 | UP/DN | up/down control input |
11 | Q1 | buffered parallel output |
12 | P1 | parallel data input |
13 | P2 | parallel data input |
14 | Q2 | buffered parallel output |
15 | CP | clock input (low-to-high edge-triggered) |
16 | Vcc | supply voltage |
Note |
---|
Data is maintained by an independent source and accuracy is not guaranteed. Check with the manufacturer's datasheet for up-to-date information. |
BACK |