| Part Number | DM74LS279 Datasheet |
|---|---|
| Manufacturer | Fairchild Semiconductor |
| Overview | The DM74LS279 consists of four individual and independent Set-Reset Latches with active low inputs. Two of the four latches have an additional S input ANDed with the primary S input. A LOW on any S in. ding the suffix letter “X” to the ordering code. Connection Diagram Function Table Inputs S (Note 1) L L H H R L H L H Output Q H (Note 2) H L Q0 H = HIGH Level L = LOW Level Q0 = The Level of Q before the indicated input conditions were established. Note 1: For latches with double S inputs: H = . |
DM74LS279 Datasheet and Specifications PDF
The DM74LS279 is a Quad S-R Latch.
Key Specifications
| Package | SOP |
|---|---|
| Operating Voltage | 5 V |
| Max Voltage (typical range) | 5.25 V |
| Min Voltage (typical range) | 4.75 V |
| Logic Function | Latch |
| Length | 9.9 mm |
| Width | 3.9 mm |
| Max Operating Temp | 70 °C |
| Part Number | DM74LS279 Datasheet |
|---|---|
| Description | Quad S-R Latches |
| Manufacturer | National Semiconductor |
| Overview |
The ’LS279 consists of four individual and independent SetReset Latches with active low inputs Two of the four latches have an additonal S input ANDed with the primary S input A low on any S input whi.
Y Alternate military aerospace device (54LS279) is available Contact a National Semiconductor Sales Office Distributor for specifications
Connection Diagram
Dual-In-Line Package
Obsolete
TL F 6420 * 1 Order Number 54LS279DMQB 54LS279FMQB 54LS279LMQB DM54LS279J DM74LS279M or DM74LS279N See NS Pac. |