Latches are elementary digital memory devices similar to flip-flops, but different in that the retained logic state can change at any time a latch enable (or similarly named) signal is in a valid logic state. Latches described as "transparent" further allow the device outputs to reflect the current state of the inputs while the latch enable signal is valid, as opposed to changing state only when the retained state has been fixed.
| Part # | Manufacturer | Description | Availability | Pricing | Quantity |
|---|---|---|---|---|---|
CD4044BCMLatches | Fairchild (onsemi) | R-S LATCH, LOW LEVEL TRIGGERED | 5515 | 124+: $2.12080 | |
DM74ALS580AWMLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20SOIC | 1188 | 226+: $1.17040 | |
CD4044BCMXLatches | Fairchild (onsemi) | R-S LATCH, LOW LEVEL TRIGGERED | 8250 | 112+: $2.35840 | |
DM74LS279MLatches | Fairchild (onsemi) | R-S LATCH, LOW LEVEL TRIGGERED | 6525 | 1514+: $0.17600 | |
100355DCLatches | Fairchild (onsemi) | D LATCH, 100K SERIES | 685 | 34+: $7.78800 | |
100355PCLatches | Fairchild (onsemi) | D LATCH, 100K SERIES | 3498 | 50+: $5.26240 | |
100355QCLatches | Fairchild (onsemi) | D LATCH, 100K SERIES | 55 | 50+: $3.73120 | |
74F373SCLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20SOIC | 14890 | 478+: $0.55440 | |
74F563SCXLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20SOIC | 2200 | 790+: $0.33440 | |
74F845SCLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 24SOP | 2178 | 519+: $0.51040 | |
74F845SCXLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 24SOP | 3951 | 519+: $0.51040 | |
74F841SCXLatches | Fairchild (onsemi) | BUS DRIVER | 48765 | 298+: $0.88880 | |
74F843SCXLatches | Fairchild (onsemi) | BUS DRIVER | 7595 | 42+: $6.28320 | |
74LCX373SJXLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20SOP | 34853 | 349+: $0.75680 | |
74LCX373BQXLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20DQFN | 1149 | 379+: $0.69520 | |
74LCX573SJXLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20SOP | 26262 | 379+: $0.69520 | |
74LCX573BQXLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20DQFN | 13997 | 371+: $0.71280 | |
74LCX373WMXLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20SOIC | 66624 | 519+: $0.51040 | |
MM74HC373SJLatches | Fairchild (onsemi) | BUS DRIVER, HC/UH SERIES, 1 FUNC | 26070 | 348+: $0.75680 | |
74VHC573SJXLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20SOP | 96068 | 319+: $0.82720 | |
74ACT841SCXLatches | Fairchild (onsemi) | BUS DRIVER | 4400 | 111+: $2.37600 | |
DM74AS373WMLatches | Fairchild (onsemi) | IC D-TYPE TRANSP SGL 8:8 20SOIC | 2376 | 330+: $0.80080 | |
74ACTQ843SPCLatches | Fairchild (onsemi) | BUS DRIVER | 2662 | 195+: $1.35520 | |
MM74HC373SJXLatches | Fairchild (onsemi) | BUS DRIVER, HC/UH SERIES, 1 FUNC | 854 | 348+: $0.75680 | |
SCAN182373ASSCLatches | Fairchild (onsemi) | BOUNDARY SCAN MEMORY DRIVER | 2075 | 42+: $6.36240 |