 | SN74HC193NE4 | Texas Instruments | 4-Bit Synchronous Up/Down Counter, 60MHz, PDIP |
 | CD4026BNSRG4 | Texas Instruments | CMOS Decade Counter IC, 16MHz, 3-18V, SOP, +125C |
 | SN74HC4040DE4 | Texas Instruments | 12-Bit Asynchronous Counter, 53MHz, SOIC, -40 to 85°C |
 | CD74HCT4040MG4 | Texas Instruments | 12-Bit Up Counter, HCT, Negative Edge Trigger, 5V, SOIC |
 | CD4536BDWG4 | Texas Instruments | 24-Bit Up Counter IC, 5MHz, SOIC, 18V, 500mW |
 | CD4520BNSR | Texas Instruments | CMOS Dual 4-Bit Up-Counter, 8MHz, 18V, SOP |
 | CD4022BPWRG4 | Texas Instruments | CMOS 10-Bit Counter, 11MHz, 18V, TSSOP, Surface Mount |
 | SN74LS293DR | Texas Instruments | 4-Bit Up Counter, Positive Edge Triggered, 42MHz, SOIC |
 | CD4536BDWE4 | Texas Instruments | CD4536B 24-Bit Up Counter SOIC 5MHz 18V |
 | 74VHC163SJX | Onsemi | 4-Bit Binary Counter IC, CMOS, Positive Edge, Synchronous Reset, SOP |
 | CD4518BPWG4 | Texas Instruments | CMOS Dual BCD Up-Counter, 4-Bit, 8MHz, 18V, TSSOP |
 | SN74HC193DRE4 | Texas Instruments | 4-Bit Synchronous Up/Down Counter IC, 60MHz, 2-6V, SOIC |
 | CD74HC393M96E4 | Texas Instruments | Dual 4-Bit CMOS Counter, Negative Edge, 35MHz, SOIC |
| CD74HCT390MTE4 | Texas Instruments | Dual Decade Ripple Counter IC, 27MHz, 5.5V, SOIC, -55C to 125C |
 | CD4026BPWG4 | Texas Instruments | CMOS Decade Counter, 7-Seg Display, 16MHz, 18V, TSSOP |
 | MC74HC4020ADTR2 | Onsemi | 14-Bit Up Counter, Negative Edge Triggered, CMOS, TSSOP-16 |
 | SN74HC4040DBR | Texas Instruments | 12-Bit Asynchronous CMOS Counter, 53MHz, 190ns, SSOP |
 | SN74HC393NSRG4 | Texas Instruments | 4-Bit Up Counter IC, 60MHz, 2-Stage, Negative Edge, SOP-14 |
 | SN74LS191D | Texas Instruments | 4-Bit Synchronous Up/Down Counter, 25MHz, SOIC |
 | CD40161BNSRE4 | Texas Instruments | 4-Bit Up Counter, CMOS, Synchronous, Positive Edge, 18V, SOP |
