![Fairchild](/logo/Fairchild.png)
Fairchild Semiconductor
Hex Schmitt Trigger with Extended Input Voltage
![Fairchild](/logo/Fairchild.png)
Fairchild Semiconductor
16-Key Encoder • 20-Key Encoder
![Fairchild](/logo/Fairchild.png)
Fairchild Semiconductor
4-Bit Decade Counter • 4-Bit Binary Counter
![Fairchild](/logo/Fairchild.png)
Fairchild Semiconductor
4-Digit Counters with Multiplexed 7-Segment Output Drivers
![Fairchild](/logo/Fairchild.png)
Fairchild Semiconductor
4-Bit Decade Counter • 4-Bit Binary Counter
![Fairchild](/logo/Fairchild.png)
Fairchild Semiconductor
4-Digit Counters with Multiplexed 7-Segment Output Drivers
![MaximIC](/logo/MaximIC.png)
Maxim Integrated
4 Digit Up/Down Counter/Decoder/Driver
![Fairchild](/logo/Fairchild.png)
Fairchild Semiconductor
Hex Open Drain N-Channel Buffers • Hex Open Drain P-Channel Buffers
![NSC](/logo/NSC.png)
National ->Texas Instruments
16-Key Encoder / 20-Key Encoder