2 layers156.5 × 145.5 mm
Overview
The SN74HC08D is a logic Gate made by Texas Instruments in a SOIC-14 package with 14 pins. -40℃~+85℃ 1.5V~4.2V 1.9V、3.98V、5.48V 100mV、260mV、260mV 17ns@6V,50pF 2 2V~6V 2uA 4 5.2mA 5.2mA 500mV~1.8V 74HC Series AND Gate SOIC-14 Logic Gates ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS08, from KiCad's library) and its footprint (Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, from KiCad's library), ready for a KiCad board. 33,499 are in stock at JLCPCB (part C337768). 6 open-source boards in 3 repositories on GitHub use it.
Symbol
Footprint
From the datasheet
12- Supply, least
- 2 V · VCC, recommended operating min · p. 4
- Supply, most
- 6 V · VCC, recommended operating max · p. 4
- Supply, absolute maximum
- 7 V · VCC, absolute max · p. 4
- Works from
- -40 °C · Operating free-air temperature min, SN74HC08 · p. 4
- Works up to
- 85 °C · Operating free-air temperature max, SN74HC08 · p. 4
- Junction, hottest
- 150 °C · Junction temperature absolute max · p. 4
- A pin gives at most
- 25 mA · Continuous output source or sink current absolute max, VO = 0 to VCC · p. 4
- Takes working
- 20 µA · Supply current max, VCC = 6 V, VI = VCC or 0, IO = 0, −40°C to 85°C · p. 5
- Junction to air (D (SOIC))
- 133.6 K/W · Junction-to-ambient thermal resistance · p. 5
- Junction to case (D (SOIC))
- 89 K/W · Junction-to-case (top) thermal resistance · p. 5
- Junction to board (D (SOIC))
- 89.5 K/W · Junction-to-board thermal resistance · p. 5
- Edge
- 6 ns · Output transition time typical, VCC = 6 V, TA = 25°C · p. 6
What it is and has
4- Logic function
- Four independent 2-input AND gates; Y = A ● B · p. 9
- Inputs
- Buffered · p. 1
- Fan-out
- Up to 10 LSTTL loads · p. 1
- Package
- SOIC (14), 8.65mm × 3.90mm · p. 1
Around it
3- cap 0.1-μF
- between VCC and GND; Bypass each VCC terminal; install as close to the power terminal as possible. · p. 13
- cap 1-μF
- between VCC and GND; Commonly used in parallel with the 0.1-uF bypass capacitor to reject different noise frequencies. · p. 13
- res 10-kΩ
- between input and VCC or GND; Optional pull-up for default HIGH or pull-down for default LOW on inputs used intermittently. · p. 12
Specifications
65| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| Supply voltage VCC | Over operating free-air temperature range | min -0.5 · max 7 V | 4 |
| Input clamp current IIK | VI < 0 or VI > VCC; ±20 mA | max 20 mA | 4 |
| Output clamp current IOK | VO < 0; ±20 mA | max 20 mA | 4 |
| Continuous output current IO | VO = 0 to VCC; ±25 mA | max 25 mA | 4 |
| Continuous current through VCC or GND | ±50 mA | max 50 mA | 4 |
| Junction temperature TJ | Guaranteed by design | max 150 °C | 4 |
| Storage temperature Tstg | min -60 · max 150 °C | 4 | |
| Electrostatic discharge V(ESD) | Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001; ±2000 V | max 2000 V | 4 |
| Electrostatic discharge V(ESD) | Charged-device model (CDM), per JEDEC specification JESD22-C101; ±1000 V | max 1000 V | 4 |
| Supply voltage VCC | Nominal supply voltage: 5 V | min 2 · max 6 V | 4 |
| High-level input voltage VIH | VCC = 2 V | min 1.5 V | 4 |
| High-level input voltage VIH | VCC = 4.5 V | min 3.15 V | 4 |
| High-level input voltage VIH | VCC = 6 V | min 4.2 V | 4 |
| Low-level input voltage VIL | VCC = 2 V | max 0.5 V | 4 |
| Low-level input voltage VIL | VCC = 4.5 V | max 1.35 V | 4 |
| Low-level input voltage VIL | VCC = 6 V | max 1.8 V | 4 |
| Input voltage VI | Maximum = VCC | min 0 V | 4 |
| Output voltage VO | Maximum = VCC | min 0 V | 4 |
| Input transition rise and fall rate Δt/Δv | VCC = 2 V | max 1000 ns | 4 |
| Input transition rise and fall rate Δt/Δv | VCC = 4.5 V | max 500 ns | 4 |
| Input transition rise and fall rate Δt/Δv | VCC = 6 V | max 400 ns | 4 |
| Operating free-air temperature TA | SN74HC08 | min -40 · max 85 °C | 4 |
| Junction-to-ambient thermal resistance RθJA | SN74HC08, D (SOIC), 14 PINS | typ 133.6 °C/W | 5 |
| Junction-to-case (top) thermal resistance RθJC(top) | SN74HC08, D (SOIC), 14 PINS | typ 89 °C/W | 5 |
| Junction-to-board thermal resistance RθJB | SN74HC08, D (SOIC), 14 PINS | typ 89.5 °C/W | 5 |
| Junction-to-top characterization parameter ΨJT | SN74HC08, D (SOIC), 14 PINS | typ 45.5 °C/W | 5 |
| Junction-to-board characterization parameter ΨJB | SN74HC08, D (SOIC), 14 PINS | typ 89.1 °C/W | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -20 uA; VCC = 2 V; TA = 25°C | min 1.9 · typ 1.998 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -20 uA; VCC = 2 V; TA = -40°C to 85°C | min 1.9 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -20 uA; VCC = 4.5 V; TA = 25°C | min 4.4 · typ 4.499 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -20 uA; VCC = 4.5 V; TA = -40°C to 85°C | min 4.4 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -20 uA; VCC = 6 V; TA = 25°C | min 5.9 · typ 5.999 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -20 uA; VCC = 6 V; TA = -40°C to 85°C | min 5.9 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -4 mA; VCC = 4.5 V; TA = 25°C | min 3.98 · typ 4.3 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -4 mA; VCC = 4.5 V; TA = -40°C to 85°C | min 3.84 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -5.2 mA; VCC = 6 V; TA = 25°C | min 5.48 · typ 5.8 V | 5 |
| High-level output voltage VOH | VI = VIH or VIL; IOH = -5.2 mA; VCC = 6 V; TA = -40°C to 85°C | min 5.34 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 20 uA; VCC = 2 V; TA = 25°C | typ 0.002 · max 0.1 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 20 uA; VCC = 2 V; TA = -40°C to 85°C | max 0.1 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 20 uA; VCC = 4.5 V; TA = 25°C | typ 0.001 · max 0.1 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 20 uA; VCC = 4.5 V; TA = -40°C to 85°C | max 0.1 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 20 uA; VCC = 6 V; TA = 25°C | typ 0.001 · max 0.1 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 20 uA; VCC = 6 V; TA = -40°C to 85°C | max 0.1 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 4 mA; VCC = 4.5 V; TA = 25°C | typ 0.17 · max 0.26 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 4 mA; VCC = 4.5 V; TA = -40°C to 85°C | max 0.33 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 5.2 mA; VCC = 6 V; TA = 25°C | typ 0.15 · max 0.26 V | 5 |
| Low-level output voltage VOL | VI = VIH or VIL; IOL = 5.2 mA; VCC = 6 V; TA = -40°C to 85°C | max 0.33 V | 5 |
| Input leakage current II | VI = VCC or 0; VCC = 6 V; TA = 25°C; ±0.1 uA | max 0.1 uA | 5 |
| Input leakage current II | VI = VCC or 0; VCC = 6 V; TA = -40°C to 85°C; ±1 uA | max 1 uA | 5 |
| Supply current ICC | VI = VCC or 0; IO = 0; VCC = 6 V; TA = 25°C | max 2 uA | 5 |
| Supply current ICC | VI = VCC or 0; IO = 0; VCC = 6 V; TA = -40°C to 85°C | max 20 uA | 5 |
| Input capacitance Ci | VCC = 2 V to 6 V; TA = 25°C | typ 3 · max 10 pF | 5 |
| Input capacitance Ci | VCC = 2 V to 6 V; TA = -40°C to 85°C | max 10 pF | 5 |
| Propagation delay tpd | From A or B to Y; VCC = 2 V; TA = 25°C | typ 50 · max 100 ns | 6 |
| Propagation delay tpd | From A or B to Y; VCC = 2 V; TA = –40°C to 85°C | max 125 ns | 6 |
| Propagation delay tpd | From A or B to Y; VCC = 4.5 V; TA = 25°C | typ 10 · max 20 ns | 6 |
| Propagation delay tpd | From A or B to Y; VCC = 4.5 V; TA = –40°C to 85°C | max 25 ns | 6 |
| Propagation delay tpd | From A or B to Y; VCC = 6 V; TA = 25°C | typ 8 · max 17 ns | 6 |
| Propagation delay tpd | From A or B to Y; VCC = 6 V; TA = –40°C to 85°C | max 24 ns | 6 |
| Transition-time tt | Output Y; VCC = 2 V; TA = 25°C | typ 38 · max 75 ns | 6 |
| Transition-time tt | Output Y; VCC = 2 V; TA = –40°C to 85°C | max 95 ns | 6 |
| Transition-time tt | Output Y; VCC = 4.5 V; TA = 25°C | typ 8 · max 15 ns | 6 |
| Transition-time tt | Output Y; VCC = 4.5 V; TA = –40°C to 85°C | max 19 ns | 6 |
| Transition-time tt | Output Y; VCC = 6 V; TA = 25°C | typ 6 · max 13 ns | 6 |
| Transition-time tt | Output Y; VCC = 6 V; TA = –40°C to 85°C | max 16 ns | 6 |
Pins, by the datasheet
14- 1 1A
- Channel 1, Input A · p. 3
- 2 1B
- Channel 1, Input B · p. 3
- 3 1Y
- Channel 1, Output Y · p. 3
- 4 2A
- Channel 2, Input A · p. 3
- 5 2B
- Channel 2, Input B · p. 3
- 6 2Y
- Channel 2, Output Y · p. 3
- 7 GND
- Ground · p. 3
- 8 3Y
- Channel 3, Output Y · p. 3
- 9 3A
- Channel 3, Input A · p. 3
- 10 3B
- Channel 3, Input B · p. 3
- 11 4Y
- Channel 4, Output Y · p. 3
- 12 4A
- Channel 4, Input A · p. 3
- 13 4B
- Channel 4, Input B · p. 3
- 14 VCC
- Positive Supply · p. 3
Ordering codes, by the datasheet
15- SN74HC08DR
- SOIC · D, 14 pins; package quantity 2500; NIPDAU | SN lead finish; -40 to 85°C · p. 17
- SN74HC08DRG4
- SOIC · D, 14 pins; package quantity 2500; NIPDAU lead finish; -40 to 85°C · p. 17
- SN74HC08DT
- SOIC · D, 14 pins; package quantity 250; NIPDAU lead finish; -40 to 85°C · p. 17
- SN74HC08DTE4
- SOIC · D, 14 pins; package quantity 250; NIPDAU lead finish; -40 to 85°C · p. 17
- SN74HC08N
- PDIP · N, 14 pins; package quantity 25; -40 to 85°C · p. 17
- SN74HC08NE4
- PDIP · N, 14 pins; package quantity 25; -40 to 85°C · p. 17
- SN74HC08NSR
- SO · NS, 14 pins; package quantity 2000; -40 to 85°C · p. 17
- SN74HC08PW
- TSSOP · PW, 14 pins; package quantity 90; -40 to 85°C · p. 17
- SN74HC08PWG4
- TSSOP · PW, 14 pins; package quantity 90; -40 to 85°C · p. 17
- SN74HC08PWR
- TSSOP · PW, 14 pins; package quantity 2000; NIPDAU | SN lead finish; -40 to 85°C · p. 17
- SN74HC08PWRG4
- TSSOP · PW, 14 pins; package quantity 2000; NIPDAU lead finish; -40 to 85°C · p. 17
- SN74HC08PWT
- TSSOP · PW, 14 pins; package quantity 250; -40 to 85°C · p. 17
- SNJ54HC08FK
- LCCC · FK, 20 pins; package quantity 1; Non-RoHS & Green; -55 to 125°C · p. 17
- SNJ54HC08J
- CDIP · J, 14 pins; package quantity 1; Non-RoHS & Green; -55 to 125°C · p. 17
- SNJ54HC08W
- CFP · W, 14 pins; package quantity 1; Non-RoHS & Green; -55 to 125°C · p. 17
Parameters
26- Current - Output High(IOH)
- 5.2mA
- Current - Output Low(IOL)
- 5.2mA
- Current - Supply
- 20uA
- Input Logic Level - High
- 1.5V~4.2V
- Input Logic Level - Low
- 500mV~1.8V
- Input Number
- 2
- Input type
- StandardCMOS
- Inputs per Gates
- 2
- Junction Temperature(Max)
- 150℃
- Logic Type
- AND Gate
- Number of Channels
- 4
- Number of Gates
- 4
- Operating Temperature
- -40℃~+85℃
- Output Current per Pin(Max)
- 25mA
- Output Logic Level - High
- 1.9V
- Output Logic Level - Low
- 100mV
- Propagation Delay
- 17ns@6V,50pF
- Quiescent Current
- 2uA
- Rise Time
- 6ns
- Series
- 74HC Series
- Thermal Resistance(Junction to Ambient)
- 133.6℃/W
- Thermal Resistance(Junction to Board)
- 89.5℃/W
- Thermal Resistance(Junction to Case)
- 89℃/W
- Voltage - Supply
- 2V~6V
- Voltage - Supply(Absolute Max)
- 7V
- output type
- Push-pull
Order codes
4- SN74HC08DLCSC C2867815
- SN74HC08DTLCSC C2872007
- SN74HC08DRLCSC C337768
- SN74HC08DRG4LCSC C7641
Pinout
14| Pin | Name | Type |
|---|---|---|
| 1 | — | Input |
| 2 | — | Input |
| 3 | — | Output |
| 4 | — | Input |
| 5 | — | Input |
| 6 | — | Output |
| 7 | GND | Power in |
| 8 | — | Output |
| 9 | — | Input |
| 10 | — | Input |
| 11 | — | Output |
| 12 | — | Input |
| 13 | — | Input |
| 14 | VCC | Power in |
Open-source boards using it
All 6- 4 layers972.2 × 655 mm
- 2 layers
- 4 layers
- 4 layers972.2 × 655 mm
- 4 layers480 × 172.5 mm
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Is there a KiCad symbol and footprint for the SN74HC08D?
Yes. The symbol is 74xx:74LS08 and the footprint Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SN74HC08D?
SOIC-14, with 14 pins. Its footprint is drawn on this page.
Where is the SN74HC08D datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the SN74HC08D?
JLCPCB lists it as part C337768, with 33,499 in stock; the sellers' links on this page open their listings.
What can replace the SN74HC08D?
Parts like it in the library: the CD4093BM96 by Texas Instruments, the CD4078BM96 by Texas Instruments, the SN74LS21D by Texas Instruments and the CD4030BM96 by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the SN74HC08D?
6 boards in 3 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8
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