| Mfr Part # | Mfr | Series | Package | Product Status | Accessory Type |
|---|---|---|---|---|---|
| SN74ALS520N | Texas Instruments | 74ALS | Bulk,Tube | Active | - |
| 74FCT521ASCX | National Semiconductor | 74FCT | Bulk | Active | - |
| 74FCT521APC | National Semiconductor | 74FCT | Bulk | Active | - |
| 74HC682P-E | Renesas Electronics America Inc | 74HC | Bulk | Active | - |
| 93S47PC | National Semiconductor | - | Bulk | Active | - |
| 93S46PC | National Semiconductor | - | Bulk | Active | - |
| 54LS85FMQB | National Semiconductor | 54LS | Bulk | Active | - |
| SN74S85D | Texas Instruments | 74S | Bulk,Tube | Active | - |
| QS74FCT521DTQ | Quality Semiconductor | * | Bulk | Active | - |
| QS74FCT521DTS0 | Quality Semiconductor | * | Bulk | Active | - |