DM74AS158MX ,Quad 2-Line to 1-Line Data Selector/MultiplexerDM74AS157 • DM74AS158 Quad 1 of 2 Line Data Selector/MultiplexerApril 1984Revised March 2000DM74AS1 ..
DM74AS158N ,Quad 2-Line to 1-Line Data Selector/MultiplexerDM74AS157 • DM74AS158 Quad 1 of 2 Line Data Selector/MultiplexerApril 1984Revised March 2000DM74AS1 ..
DM74AS161N ,Synchronous 4-Bit Binary Counter with Asynchronous ClearDM74AS161 • DM74AS163 Synchronous 4-Bit Counter with Asynchronous Clear • Synchronous 4-Bit Counter ..
DM74AS161N ,Synchronous 4-Bit Binary Counter with Asynchronous ClearDM74AS161 • DM74AS163 Synchronous 4-Bit Counter with Asynchronous Clear • Synchronous 4-Bit Counter ..
DM74AS163M ,Synchronous 4-Bit Binary Counter with Asynchronous ClearGeneral Descriptioncounters for n bit synchronous application without addi-These synchronous preset ..
DM74AS163N ,Synchronous 4-Bit Binary Counter with Asynchronous ClearGeneral Descriptioncounters for n bit synchronous application without addi-These synchronous preset ..
DS1869-10+ ,3V Dallastat Electronic Digital RheostatPIN DESCRIPTION- Industrial: -40°C to +85°CR - High Terminal of PotentiometerH 3V to 8V differenti ..
DS1869-100+ ,3V Dallastat Electronic Digital RheostatPIN DESCRIPTION- Industrial: -40°C to +85°CR - High Terminal of PotentiometerH 3V to 8V differenti ..
DS1869-50 ,3V Dallastat Electronic Digital RheostatPIN DESCRIPTION- Industrial: -40°C to +85°CR - High Terminal of PotentiometerH 3V to 8V differenti ..
DS1869-50+ ,3V Dallastat Electronic Digital RheostatFEATURES PIN ASSIGNMENT Replaces mechanical variable resistors(R ) +VH 1 8 Operates from 3V or 5V ..
DS1869S-10+ ,3V Dallastat Electronic Digital RheostatPIN DESCRIPTION- Industrial: -40°C to +85°CR - High Terminal of PotentiometerH 3V to 8V differenti ..
DS1869S-100 ,3V Dallastat Electronic Digital RheostatDS1869TM3V Dallastat ElectronicDigital Rheostatwww.dalsemi.com
DM74AS157M-DM74AS157N-DM74AS157SJ-DM74AS158MX-DM74AS158N
Quad 2-Line to 1-Line Data Selector/Multiplexer
DM74AS157 • DM74AS158 Quad 1 of 2 Line Data Selector/Multiplexer April 1984 Revised March 2000 DM74AS157 • DM74AS158 Quad 1 of 2 Line Data Selector/Multiplexer General Description Features These data selectors/multiplexers contain inverters and � Switching specifications at 50 pF drivers to supply full on-chip data selection to the four out- � Switching specifications guaranteed over full tempera- put gates. A separate STROBE input is provided. A 4-bit ture and V range CC word is selected from one of two sources and is routed to � Advanced oxide-isolated, ion-implanted Schottky TTL the four outputs. The AS157 presents true data whereas process the AS158 presents inverted data to minimize propagation � Functionally and pin for pin compatible with Schottky, delay time. low power Schottky, and advanced low power Schottky TTL counterpart � Improved AC performance over Schottky, low power Schottky, and advanced low power Schottky counter- parts � Expand any data input point � Multiplex dual data buses � General four functions of two variables (one variable is common) � Source programmable counters Ordering Code: Order Number Package Number Package Description DM74AS157M M16A 16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow DM74AS157SJX M16D 16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide DM74AS157N N16E 16-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide DM74AS158M M16A 16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow DM74AS158N N16E 16-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Connection Diagram Function Table Inputs Output Y STROBE Select A B DM74AS157 DM74AS158 HX X X L H LL L X L H LL H X H L LH X L L H LH X H H L H = HIGH Level L = LOW Level X = Don't Care © 2000 DS006290
