| 型号 | 厂商 | 描述 |
| lm393mx/nopb | National Semiconductor | IC COMP DUAL LO PWR 8-SOIC |
| lm393mx/nopb | National Semiconductor | IC COMP DUAL LO PWR 8-SOIC |
| lm393mx/nopb | National Semiconductor | IC COMP DUAL LO PWR 8-SOIC |
| lm393n | Fairchild Semiconductor | IC COMPRTR DUAL 0-70DEG C 8-DIP |
| lm393n | STMicroelectronics | IC COMPARATOR LP DUAL 8-DIP |
| lm393n | STMicroelectronics | IC COMPARATOR LP DUAL 8-DIP |
| lm393n/nopb | National Semiconductor | IC COMP DUAL LO PWR 8-DIP |
| lm393ng | ON Semiconductor | IC COMP DUAL OFFSET LV 8DIP |
| lm393p | Texas Instruments | IC DUAL DIFF COMP 8-DIP |
| lm393pe3 | Texas Instruments | IC COMPARATOR DIFF DUAL 8PDIP |
| lm393pe4 | Texas Instruments | IC DUAL DIFF COMPARATOR 8-DIP |
| lm393psr | Texas Instruments | IC DIFF COMPARATOR DUAL 8-SOP |
| lm393psr | Texas Instruments | IC DIFF COMPARATOR DUAL 8-SOP |
| lm393psr | Texas Instruments | IC DIFF COMPARATOR DUAL 8-SOP |
| lm393psrg4 | Texas Instruments | IC COMPARATOR DUAL DIFF 8-SOP |
| lm393pt | STMicroelectronics | IC VOLT COMPARATOR DUAL 8-TSSOP |
| lm393pt | STMicroelectronics | IC VOLT COMPARATOR DUAL 8-TSSOP |
| lm393pt | STMicroelectronics | IC VOLT COMPARATOR DUAL 8-TSSOP |
| lm393pw | Texas Instruments | IC DUAL DIFF COMPARATOR 8-TSSOP |
| lm393pwe4 | Texas Instruments | IC DUAL DIFF COMPARATOR 8-TSSOP |
| lm393pwg4 | Texas Instruments | IC DUAL DIFF COMPARATOR 8-TSSOP |
| lm393pwr | Texas Instruments | IC DUAL DIFF COMPARATOR 8-TSSOP |
| lm393pwr | Texas Instruments | IC DUAL DIFF COMPARATOR 8-TSSOP |
| lm393pwr | Texas Instruments | IC DUAL DIFF COMPARATOR 8-TSSOP |
| lm393pwre4 | Texas Instruments | IC DUAL DIFF COMPARATOR 8-TSSOP |
| lm393pwrg3 | Texas Instruments | IC COMPARATOR DIFF DUAL 8TSSOP |
| lm393pwrg3 | Texas Instruments | IC COMPARATOR DIFF DUAL 8TSSOP |
| lm393pwrg3 | Texas Instruments | IC COMPARATOR DIFF DUAL 8TSSOP |
| lm393pwrg4 | Texas Instruments | IC DUAL DIFF COMPARATOR 8-TSSOP |
| lm393qt | STMicroelectronics | IC COMPARATOR DUAL 8-UFSON 2X2 |
| lm393qt | STMicroelectronics | IC COMPARATOR DUAL 8-UFSON 2X2 |
| lm393qt | STMicroelectronics | IC COMPARATOR DUAL 8-UFSON 2X2 |
| lm393st | STMicroelectronics | IC VOLT COMPARATOR DUAL 8MINSOIC |
| lm393st | STMicroelectronics | IC VOLT COMPARATOR DUAL 8MINSOIC |
| lm393st | STMicroelectronics | IC VOLT COMPARATOR DUAL 8MINSOIC |
| lm393tl | National Semiconductor | IC COMPARATOR DUAL 8USMD |
| lm393tl/nopb | National Semiconductor | IC COMPARATOR DUAL 8USMD |
| lm393tlx | National Semiconductor | IC COMPARATOR DUAL 8USMD |
| lm393tlx | National Semiconductor | IC COMPARATOR DUAL 8USMD |
| lm393tlx/nopb | National Semiconductor | IC COMPARATOR DUAL 8USMD |
| lm393tlx/nopb | National Semiconductor | IC COMPARATOR DUAL 8USMD |
| lm393wdt | Rohm Semiconductor | IC COMPARATOR DUAL 0.4MA 8-SOIC |
| lm393wdt | Rohm Semiconductor | IC COMPARATOR DUAL 0.4MA 8-SOIC |
| lm393wdt | Rohm Semiconductor | IC COMPARATOR DUAL 0.4MA 8-SOIC |
| lm3940imp-3.3/nopb | National Semiconductor | IC REG LDO 3.3V 1A SOT223-3 |
| lm3940imp-3.3/nopb | National Semiconductor | IC REG LDO 3.3V 1A SOT-223 |
| lm3940imp-3.3/nopb | National Semiconductor | IC REG LDO 3.3V 1A SOT-223 |
| lm3940impx-3.3/nopb | National Semiconductor | IC REG LDO 3.3V 1A SOT-223 |
| lm3940is-3.3/nopb | National Semiconductor | IC REG LDO 3.3V 1A TO-263 |
| lm3940isx-3.3/nopb | National Semiconductor | IC REG LDO 3.3V 1A TO-263 |