 | MC74ACT161NG | Onsemi | 4-Bit Synchronous Up Counter, PDIP, 5V, CMOS |
 | M74HC4020RM13TR | Stmicroelectronics | 14-Bit Up Counter, Negative Edge Triggered, 70MHz, SOIC, CMOS Logic IC |
 | CD74HC161M96 | Texas Instruments | 4-Bit Binary Counter, CMOS, 35MHz, Neg Edge, Asynch Reset, SOIC |
 | SN74HC161PWT | Texas Instruments | 4-Bit Synchronous CMOS Counter, 44MHz, TSSOP |
 | SN74HC163DT | Texas Instruments | 4-Bit Synchronous Binary Counter, 44MHz, SOIC, CMOS |
 | SN74HC193DT | Texas Instruments | 4-Bit Synchronous Up/Down Counter, 60MHz, SOIC, CMOS |
 | SN74LS191NSR | Texas Instruments | 4-Bit Synchronous Up/Down Counter, Bidirectional, 25MHz, SOP |
 | SN74LS93D | Texas Instruments | 4-Bit Up Counter, 42MHz, 5V, SOIC, Positive Edge Trigger |
 | CD74ACT161ME4 | Texas Instruments | 4-Bit Synchronous Counter, 80MHz, 5V, SOIC |
 | SN74HC4020PW | Texas Instruments | 14-Bit Asynchronous Counter, 53MHz, 2-6V, TSSOP |
 | CD74HC93M | Texas Instruments | 4-Bit CMOS Ripple Counter, Negative Edge, 35MHz, SOIC |
 | MC100E136FNR2G | Onsemi | ECL 6-Bit Bidirectional Counter, PLCC, 1.45ns, 5V |
 | 74AC163PC | Onsemi | 4-Bit Synchronous Up Counter IC, CMOS, 140MHz, DIP |
 | CD74HC4020M | Texas Instruments | 14-Bit CMOS Counter, 35MHz, SOIC, Neg Edge Trigger |
 | CD74HCT4024MG4 | Texas Instruments | 7-Stage CMOS Ripple Counter, 25MHz, 5V, SOIC, Neg Edge |
 | 74ACT161SJ | Onsemi | 4-Bit Synchronous CMOS Counter IC, Pos Edge Trigger, 5.5V, SOP |
 | MC74ACT163DR2G | Onsemi | 4-Bit Synchronous Counter, SOIC, CMOS, 5V |
 | CD40103BNSR | Texas Instruments | CMOS 8-Bit Synchronous Down Counter, 4.8MHz, 18V, SOP |
| CD74HCT191MG4 | Texas Instruments | 4-Bit Bidirectional Synchronous Counter, 30MHz, 5V, SOIC |
 | CD74ACT163MG4 | Texas Instruments | 4-Bit Synchronous Counter, 80MHz, 5.5V, SOIC |
