| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| CD74HC190E | HIGH SPEED CMOS LOGIC PRESETTABLE SYNCHRONOUS BCD DECADE UP/DOWN COUNTER | Texas-Instruments | N | 16 | -55°C | 125°C | 292 K |
| CD74HC192E | HIGH SPEED CMOS LOGIC PRESETTABLE SYNCHRONOUS BCD DECADE UP/DOWN COUNTER WITH ASYNCHRONOUS RESET | Texas-Instruments | N | 16 | -55°C | 125°C | 67 K |
| CD74HC390E | HIGH SPEED CMOS LOGIC DUAL DECADE RIPPLE COUNTERS | Texas-Instruments | N | 16 | -55°C | 125°C | 45 K |
| CD74HC390M | HIGH SPEED CMOS LOGIC DUAL DECADE RIPPLE COUNTERS | Texas-Instruments | D | 16 | -55°C | 125°C | 45 K |
| CD74HCT4520E | HIGH SPEED CMOS LOGIC DUAL BINARY UP-COUNTERS | Texas-Instruments | N | 16 | -55°C | 125°C | 45 K |
| CD74HCT4520M | HIGH SPEED CMOS LOGIC DUAL BINARY UP-COUNTERS | Texas-Instruments | D | 16 | -55°C | 125°C | 45 K |
| CD74HCT4520M | HIGH SPEED CMOS LOGIC DUAL BINARY UP-COUNTERS | Texas-Instruments | D | 16 | -55°C | 125°C | 45 K |
| CD74HCT4520M | HIGH SPEED CMOS LOGIC DUAL BINARY UP-COUNTERS | Texas-Instruments | D | 16 | -55°C | 125°C | 45 K |
| CD74HCT4520M96 | HIGH SPEED CMOS LOGIC DUAL BINARY UP-COUNTERS | Texas-Instruments | D | 16 | -55°C | 125°C | 45 K |
| CD74HCT93E | HIGH SPEED CMOS LOGIC 4-BIT BINARY RIPPLE COUNTER | Texas-Instruments | N | 14 | -55°C | 125°C | 48 K |
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