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Part Number Manufacturer / Brand Brife Description Part StatusTypeCircuitIndependent CircuitsCurrent - Output High, LowVoltage Supply SourceVoltage - SupplyOperating TemperatureMounting TypePackage / CaseSupplier Device Package
74ACT138TTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-TSSOP ObsoleteDecoder/Demultiplexer1 x 3:8124mA, 24mASingle Supply4.5 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74ACT157MTR
 STMicroelectronics IC MUX QUAD 2-CHAN 16-SOIC ObsoleteMultiplexer4 x 2:1124mA, 24mASingle Supply4.5 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74ACT257TTR
 STMicroelectronics IC MULTIPLEXER QUAD 2-CH 16TSSOP ObsoleteMultiplexer4 x 2:1124mA, 24mASingle Supply4.5 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74LCX139MTR
 STMicroelectronics IC DECODER/DEMUX 2-4 LINE 16SOIC ObsoleteDecoder/Demultiplexer1 x 2:4224mA, 24mASingle Supply2 V ~ 3.6 V-40°C ~ 85°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74LCX139TTR
 STMicroelectronics IC DECODER/DEMUX 2-4LINE 16TSSOP ObsoleteDecoder/Demultiplexer1 x 2:4224mA, 24mASingle Supply2 V ~ 3.6 V-40°C ~ 85°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74LCX257MTR
 STMicroelectronics IC MUX QUAD 2-CHAN 3ST 16-SOIC ObsoleteMultiplexer4 x 2:1124mA, 24mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74LVQ138MTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-SOIC ObsoleteDecoder/Demultiplexer1 x 3:8124mA, 24mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74LVQ138TTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-TSSOP ObsoleteDecoder/Demultiplexer1 x 3:8124mA, 24mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74LVQ157MTR
 STMicroelectronics IC MUX QUAD 2-CHAN 16-SOIC ObsoleteMultiplexer4 x 2:1124mA, 24mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74LVQ157TTR
 STMicroelectronics IC MUX QUAD 2-CHAN 16-TSSOP ObsoleteMultiplexer4 x 2:1124mA, 24mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74LVQ4066MTR
 STMicroelectronics IC BILATERAL SWITCH QUAD 14-SOIC ObsoleteBilateral, FET Switches1 x 1:14
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Single Supply2 V ~ 5.5 V-55°C ~ 125°CSurface Mount14-SOIC (0.154", 3.90mm Width)14-SO
74LVQ4066TTR
 STMicroelectronics IC BILATERAL SWITCH QUAD 14TSSOP ObsoleteBilateral, FET Switches1 x 1:14
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Single Supply2 V ~ 5.5 V-55°C ~ 125°CSurface Mount14-TSSOP (0.173", 4.40mm Width)14-TSSOP
74LVX138MTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-SOIC ObsoleteDecoder/Demultiplexer1 x 3:814mA, 4mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74LVX139MTR
 STMicroelectronics IC DECODER 2 TO 4 LINE 16-SOIC ObsoleteDecoder/Demultiplexer1 x 2:424mA, 4mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74LVX139TTR
 STMicroelectronics IC DECODER/DEMUX 24 16-TSSOP ObsoleteDecoder/Demultiplexer1 x 2:424mA, 4mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74LVX238MTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-SOIC ObsoleteDecoder/Demultiplexer1 x 3:814mA, 4mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74LVX257MTR
 STMicroelectronics IC MUX QUAD 2 CHAN 3STATE 16SOIC ObsoleteMultiplexer4 x 2:114mA, 4mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74V2T66STR
 STMicroelectronics IC BILATERAL SWITCH DUAL SOT23-8 ObsoleteBilateral, FET Switches1 x 1:12
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Dual Supply4.5 V ~ 5.5 V-55°C ~ 125°CSurface MountSOT-23-8SOT-23-8
74VHC139MTR
 STMicroelectronics IC DECODER/DEMUX 2 TO 4 14-SOIC ObsoleteDecoder/Demultiplexer1 x 2:428mA, 8mASingle Supply2 V ~ 5.5 V-55°C ~ 125°CSurface Mount14-SOIC (0.154", 3.90mm Width)14-SO
74VHC139TTR
 STMicroelectronics IC DECODER/DEMUX 2 TO 4 14-TSSOP ObsoleteDecoder/Demultiplexer1 x 2:428mA, 8mASingle Supply2 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74VHC157MTR
 STMicroelectronics IC MUX QUAD 2CHAN 16-SOIC ObsoleteMultiplexer4 x 2:118mA, 8mASingle Supply2 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74VHC257MTR
 STMicroelectronics IC MUX QUAD 2CHAN 3-STATE 16SOIC ObsoleteMultiplexer4 x 2:118mA, 8mASingle Supply2 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74VHC257TTR
 STMicroelectronics IC MUX QUAD 2CHAN 3STATE 16TSSOP ObsoleteMultiplexer4 x 2:118mA, 8mASingle Supply2 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74VHCT138AMTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-SOIC ObsoleteDecoder/Demultiplexer1 x 3:818mA, 8mASingle Supply4.5 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74VHCT238AMTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-SOIC ObsoleteDecoder/Demultiplexer1 x 3:818mA, 8mASingle Supply4.5 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74VHCT257ATTR
 STMicroelectronics IC MUX QUAD 2CHAN 3STATE 16TSSOP ObsoleteMultiplexer4 x 2:118mA, 8mASingle Supply4.5 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
B5S162861TTR
 STMicroelectronics IC BUS SWITCH 20BIT DUAL 48TSSOP ObsoleteBus Switch10 x 1:12
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Single Supply4 V ~ 5.5 V-55°C ~ 125°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
B5S162862TTR
 STMicroelectronics IC BUS SWITCH 20BIT DUAL 48TSSOP ObsoleteBus Switch5 x 1:12
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Single Supply4 V ~ 5.5 V-55°C ~ 125°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
B5S16861TTR
 STMicroelectronics IC BUS SWITCH 20BIT DUAL 48TSSOP ObsoleteBus Switch10 x 1:12
-
Single Supply4 V ~ 5.5 V-55°C ~ 125°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
HCF4556BEY
 STMicroelectronics IC DECODER/DEMUX 14 16-DIP ObsoleteDecoder/Demultiplexer1 x 2:426.8mA, 6.8mADual Supply3 V ~ 20 V-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-DIP
M74HC148TTR
 STMicroelectronics IC PRIORITY ENCODER 8-3 16-TSSOP ObsoletePriority Encoder1 x 8:315.2mA, 5.2mASingle Supply2 V ~ 6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
M74HC237B1R
 STMicroelectronics IC DECODER LATCH 3-8LINE 16-DIP ObsoleteDecoder/Demultiplexer1 x 3:815.2mA, 5.2mASingle Supply2 V ~ 6 V-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-DIP
M74HCT157B1R
 STMicroelectronics IC MULTIPLEXER QUAD 2CHAN 16-DIP ObsoleteMultiplexer4 x 2:114mA, 4mASingle Supply4.5 V ~ 5.5 V-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-DIP
B5S16862TTR
 STMicroelectronics IC BUS SWTCH 2PORT 20BIT 48TSSOP ObsoleteBus Switch5 x 1:14
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Single Supply4 V ~ 5.5 V-55°C ~ 125°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
HCF4512BEY
 STMicroelectronics IC DATA SELECTOR 8CHAN 16-DIP ObsoleteData Selector/Multiplexer1 x 8:116.8mA, 6.8mADual Supply3 V ~ 20 V-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-DIP
HCF4512M013TR
 STMicroelectronics IC DATA SELECTOR 8CHAN 16-SOIC ObsoleteData Selector/Multiplexer1 x 8:116.8mA, 6.8mADual Supply3 V ~ 20 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
HCF4532BEY
 STMicroelectronics IC ENCODER 8BIT PRIORITY 16-DIP ObsoletePriority Encoder1 x 8:316.8mA, 6.8mADual Supply3 V ~ 20 V-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-DIP
HCF4532M013TR
 STMicroelectronics IC ENCODER 8BIT PRIORITY 16-SOIC ObsoletePriority Encoder1 x 8:316.8mA, 6.8mADual Supply3 V ~ 20 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
M74HC147RM13TR
 STMicroelectronics IC ENCODER 10-4 LINE 16-SOIC ObsoletePriority Encoder1 x 10:425.2mA, 5.2mASingle Supply2 V ~ 6 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
M74HC298B1R
 STMicroelectronics IC MUX/REGISTER QUAD 2CH 16-DIP ObsoleteMultiplexer4 x 2:115.2mA, 5.2mASingle Supply2 V ~ 6 V-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-DIP
M74HC4514RM13TR
 STMicroelectronics IC DECODR/LATCH 4-16 LINE 24SOP ObsoleteDecoder/Demultiplexer1 x 4:1615.2mA, 5.2mASingle Supply2 V ~ 6 V-55°C ~ 125°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOP
74LCX257TTR
 STMicroelectronics IC MUX QUAD 2-CHAN 3ST 16-TSSOP ObsoleteMultiplexer4 x 2:1124mA, 24mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
M74HC4028B1R
 STMicroelectronics IC DECODER BCD-DECIMAL 16-DIP ObsoleteDecoder1 x 4:1015.2mA, 5.2mASingle Supply2 V ~ 6 V-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-DIP
74VHC238MTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-SOIC ObsoleteDecoder/Demultiplexer1 x 3:818mA, 8mASingle Supply2 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
HCF4555M013TR
 STMicroelectronics IC DECODER/MUX BINARY-14 16SOIC ObsoleteDecoder/Demultiplexer1 x 2:426.8mA, 6.8mADual Supply3 V ~ 20 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
M74HC42TTR
 STMicroelectronics IC DECODER BCD-DECIMAL 16-TSSOP ObsoleteDecoder1 x 4:1015.2mA, 5.2mASingle Supply2 V ~ 6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
74AC157TTR
 STMicroelectronics IC MUX QUAD 2-CHAN 16-TSSOP ObsoleteMultiplexer4 x 2:1124mA, 24mASingle Supply2 V ~ 6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
M74HCT157RM13TR
 STMicroelectronics IC MULTIPLEXER QUAD 2CHAN 16SOIC ObsoleteMultiplexer4 x 2:114mA, 4mASingle Supply4.5 V ~ 5.5 V-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74LVX238TTR
 STMicroelectronics IC DECODER 3 TO 8 LINE 16-TSSOP ObsoleteDecoder/Demultiplexer1 x 3:814mA, 4mASingle Supply2 V ~ 3.6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
M74HC151TTR
 STMicroelectronics IC MULTIPLEXER 8-CHAN 16-TSSOP ObsoleteMultiplexer1 x 8:115.2mA, 5.2mASingle Supply2 V ~ 6 V-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
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