2 layers84.3 × 39.3 mm
MemoryAccessRegister
Robert-Riordan-UCD/8_Bit_CPU_PCB
PCB version of Ben Eaters 8-bit breadboard computer
26 partsCERN-OHL-P-2.0
CD74HCT258E
Texas InstrumentsExtended
-55℃~+125℃ 27ns@4.5V,50pF 4.5V~5.5V 6mA 6mA 74HCT 8uA Output enable high-impedance、Tri-state output Single Supply PDIP-16 Signal Switches, Multiplexers, Decoders ROHS
- Part id
- ti/CD74HCT258E
- Category
- Signal Switches, Multiplexers, Decoders
- Package
- PDIP-16
- Pins
- 16
- In stock
- 0 at JLCPCB (C1547367)
- Used on
- 2 open-source boards
Overview
The CD74HCT258E is a signal Switches, Multiplexers, Decoder made by Texas Instruments in a PDIP-16 package with 16 pins. -55℃~+125℃ 27ns@4.5V,50pF 4.5V~5.5V 6mA 6mA 74HCT 8uA Output enable high-impedance、Tri-state output Single Supply PDIP-16 Signal Switches, Multiplexers, Decoders ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS258, from KiCad's library) and its footprint (Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1547367). 2 open-source boards in 1 repository on GitHub use it.
Symbol
Footprint
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | S | Input |
| 2 | I0a | Input |
| 3 | I1a | Input |
| 4 | Za | Tri-state |
| 5 | I0b | Input |
| 6 | I1b | Input |
| 7 | Zb | Tri-state |
| 8 | GND | Power in |
| 9 | Zd | Tri-state |
| 10 | I1d | Input |
| 11 | I0d | Input |
| 12 | Zc | Tri-state |
| 13 | I1c | Input |
| 14 | I0c | Input |
| 15 | OE | Input |
| 16 | VCC | Power in |
Open-source boards using it
2- 2 layers133 × 58.5 mm
RAM
Robert-Riordan-UCD/8_Bit_CPU_PCB
PCB version of Ben Eaters 8-bit breadboard computer
61 partsCERN-OHL-P-2.0
Parts like it
8
SN74HC138NED-GMIC
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DIP-16-40℃~+85℃ 160uA 25mA 2V~6V 3/8 35ns@6.0V,50pF 4mA 74HC Decoder Reverse function Single Supply DIP-16 Signal Switches, Multiplexers, Decoders ROHSHGSEMISignal Switches, Multiplexers, Decoders74HC139N
DIP-16-40℃~+85℃ 160uA 2V~6V 30ns@6.0V,50pF 4/8 5.2mA 5.2mA 74HC Decoder Level shifting Single Supply DIP-16 Signal Switches, Multiplexers, Decoders ROHSHGSEMISignal Switches, Multiplexers, Decoders74HC238N
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DIP-16-40℃~+85℃ 15ns@6V,50pF 2V~6V 3/8 5.2mA 5.2mA 74HC 80uA Decoder Single Supply DIP-16 Signal Switches, Multiplexers, Decoders ROHSTexas InstrumentsSignal Switches, Multiplexers, DecodersSN74LS148N
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DIP-16-40℃~+85℃ 2V~5.5V 3/6 5ns@4.5V,50pF 74HC 8uA Dual Supply Output enable high-impedance、Tri-state output DIP-16 Signal Switches, Multiplexers, Decoders ROHSHGSEMISignal Switches, Multiplexers, Decoders
Questions
Is there a KiCad symbol and footprint for the CD74HCT258E?
Yes. The symbol is 74xx:74LS258 and the footprint Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the CD74HCT258E?
PDIP-16, with 16 pins. Its footprint is drawn on this page.
Where is the CD74HCT258E datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the CD74HCT258E?
JLCPCB lists it as part C1547367, with 0 in stock; the sellers' links on this page open their listings.
What can replace the CD74HCT258E?
Parts like it in the library: the SN74HC138NED-GMIC by GREENMICRO, the 74HC138N by HGSEMI, the 74HC139N by HGSEMI and the 74HC238N by HGSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the CD74HCT258E?
2 boards in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.