component
74HCT138S16-13
Public Made by Adomby adom
Diodes Incorporated Signal Switches, Multiplexers, Decoders, SO-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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74HCT138S16-13
Diodes Incorporated · Signal Switches, Multiplexers, Decoders · SO-16
74HCT138S16-13 from Diodes Incorporated, in a SO-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | A0 | input | Address input 0 is the least significant binary select bit; the inputs have Schmitt trigger action and accept up to 6.0 V, and unused inputs should be held at VCC or ground. |
| 2 | A1 | input | Address input 1 selects the output along with A0 and A2; the inputs have Schmitt trigger action and accept up to 6.0 V, and unused inputs should be held at VCC or ground. |
| 3 | A2 | input | Address input 2 is the most significant binary select bit; the inputs have Schmitt trigger action and accept up to 6.0 V, and unused inputs should be held at VCC or ground. |
| 4 | E1 | input | Enable input 1 is active LOW; the device is enabled only when E1 and E2 are low and E3 is high. |
| 5 | E2 | input | Enable input 2 is active LOW; the device is enabled only when E1 and E2 are low and E3 is high. |
| 6 | E3 | input | Enable input 3 is active HIGH; the device is enabled only when E3 is high and E1 and E2 are low. |
| 7 | Y7 | output | Output 7 is active LOW, going low only when the device is enabled and address 7 is selected, and is otherwise high. |
| 8 | GND | power_in | Ground reference for the device. |
| 9 | Y6 | output | Output 6 is active LOW, going low only when the device is enabled and address 6 is selected, and is otherwise high. |
| 10 | Y5 | output | Output 5 is active LOW, going low only when the device is enabled and address 5 is selected, and is otherwise high. |
| 11 | Y4 | output | Output 4 is active LOW, going low only when the device is enabled and address 4 is selected, and is otherwise high. |
| 12 | Y3 | output | Output 3 is active LOW, going low only when the device is enabled and address 3 is selected, and is otherwise high. |
| 13 | Y2 | output | Output 2 is active LOW, going low only when the device is enabled and address 2 is selected, and is otherwise high. |
| 14 | Y1 | output | Output 1 is active LOW, going low only when the device is enabled and address 1 is selected, and is otherwise high. |
| 15 | Y0 | output | Output 0 is active LOW, going low only when the device is enabled and address 0 is selected, and is otherwise high. |
| 16 | VCC | power_in | Supply voltage with a recommended operating range of 4.5 V to 5.5 V (absolute maximum 7.0 V). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SO-16 |
| Category | Logic |
| Pins | 16 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage | VCC | 4.5 | 5.5 | V | 4 | ||
| Input voltage | VI | 0 | V | 4 | |||
| Output voltage | VO | 0 | V | Active mode | 4 | ||
| Input transition rise or fall rate | t/V | 100 | ns/V | VCC = 4.5V | 4 | ||
| Operating free-air temperature | TA | -40 | 125 | °C | 4 | ||
| ESD Human Body Model protection | ESD HBM | 2 | KV | Human Body Model | 4 | ||
| ESD Charged Device Model protection | ESD CDM | 1 | KV | Charged Device Model | 4 | ||
| ESD Machine Model protection | ESD MM | 200 | V | Machine Model | 4 | ||
| Supply voltage range | VCC | -0.5 | 7 | V | 4 | ||
| Input voltage range | VI | -0.5 | 7 | V | 4 | ||
| Voltage applied to output in high or low state | Vo | -0.3 | V | High or low state | 4 | ||
| Input clamp current | IIK | -20 | mA | VI < -0.5V | 4 | ||
| Input clamp current | IIK | 20 | mA | VI > VCC + 0.5V | 4 | ||
| Output clamp current | IOK | -20 | mA | VO < -0.5V | 4 | ||
| Output clamp current | IOK | 20 | mA | VO > VCC + 0.5V | 4 | ||
| Continuous output current | IO | -25 | 25 | mA | 4 | ||
| Continuous current through VCC | ICC | 50 | mA | 4 | |||
| Continuous current through GND | IGND | -50 | mA | 4 | |||
| Operating junction temperature | TJ | -40 | 150 | °C | 4 | ||
| Storage temperature | TSTG | -65 | 150 | °C | 4 | ||
| Total power dissipation | PTOT | 500 | mW | 4 | |||
| High-level input voltage | VIH | 2 | 1.6 | V | VCC 4.5V to 5.5V; TA = 25°C | 5 | |
| High-level input voltage | VIH | 2 | V | VCC 4.5V to 5.5V; TA = -40°C to 125°C | 5 | ||
| Low-level input voltage | VIL | 0.8 | V | VCC 4.5V to 5.5V; TA = 25°C | 5 | ||
| High-level output voltage | VOH | 4.4 | 4.5 | V | IOH = -20 μA; VCC 4.5V; TA = 25°C | 5 | |
| High-level output voltage | VOH | 4.4 | V | IOH = -20 μA; VCC 4.5V; TA = -40°C to 125°C | 5 | ||
| High-level output voltage | VOH | 3.98 | 4.32 | V | IOH = -4 mA; VCC 4.5V; TA = 25°C | 5 | |
| High-level output voltage | VOH | 3.7 | V | IOH = -4 mA; VCC 4.5V; TA = -40°C to 125°C | 5 | ||
| Low-level output voltage | VOL | 0 | 0.1 | V | IOL = 20 μA; VCC 4.5V; TA = 25°C | 5 | |
| Low-level output voltage | VOL | 0.1 | V | IOL = 20 μA; VCC 4.5V; TA = -40°C to 125°C | 5 | ||
| Low-level output voltage | VOL | 0.15 | 0.26 | V | IOL = 4 mA; VCC 4.5V; TA = 25°C | 5 | |
| Low-level output voltage | VOL | 0.4 | V | IOL = 4 mA; VCC 4.5V; TA = -40°C to 125°C | 5 | ||
| Input current | II | -0.1 | 0.1 | μA | VI = GND to 5.5 V; VCC 5.5V; TA = 25°C | 5 | |
| Input current | II | -1 | 1 | μA | VI = GND to 5.5 V; VCC 5.5V; TA = -40°C to 125°C | 5 | |
| Supply current | ICC | 8 | μA | VI = GND or VCC; IO=0; VCC 5.5V; TA = 25°C | 5 | ||
| Supply current | ICC | 160 | μA | VI = GND or VCC; IO=0; VCC 5.5V; TA = -40°C to 125°C | 5 | ||
| Additional supply current, An input | ΔICC | 150 | 540 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = 25°C | 5 | |
| Additional supply current, An input | ΔICC | 735 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = -40°C to 125°C | 5 | ||
| Additional supply current, En input | ΔICC | 125 | 450 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = 25°C | 5 | |
| Additional supply current, En input | ΔICC | 613 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = -40°C to 125°C | 5 | ||
| Additional supply current, E3 input | ΔICC | 100 | 360 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = 25°C | 5 | |
| Additional supply current, E3 input | ΔICC | 490 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = -40°C to 125°C | 5 | ||
| Input capacitance | Ci | 4 | 10 | pF | Vi = VCC or GND; VCC 5.5V; TA = 25°C | 5 | |
| Input capacitance | Ci | 10 | pF | Vi = VCC or GND; VCC 5.5V; TA = -40°C to 125°C | 5 | ||
| Propagation delay | tPLH, tPLH | 20 | 35 | ns | An to Yn; Figure 2; VCC 4.5V; TA = 25°C | 5 | |
| Propagation delay | tPLH, tPLH | 45 | ns | An to Yn; Figure 2; VCC 4.5V; TA = -40°C to 125°C | 5 | ||
| Propagation delay | tPLH, tPLH | 18 | 40 | ns | E3 to Yn; Figure 2; VCC 4.5V; TA = 25°C | 5 | |
| Propagation delay | tPLH, tPLH | 19 | 40 | ns | En to Yn; Figure 2; VCC 4.5V; TA = 25°C | 5 | |
| Transition time | tTLH, tTHL | 7 | 15 | ns | Yn; Figure 2; VCC 4.5 V; TA = 25°C | 5 | |
| Transition time | tTLH, tTHL | 110 | ns | Yn; Figure 2; VCC 4.5 V; TA = -40°C to 125°C | 5 |
CAD (KiCad official)
- Symbol:
74HCT138S16-13 - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SO-16 (KiCad packages3D, STEP)
- 3D model files:
74hct138s16-13-etched.step/74hct138s16-13-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);74hct138s16-13.step/74hct138s16-13.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (10 pp, sha256
f6b0b6b9e4d12a8c, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# 74HCT138S16-13
**Diodes Incorporated** · Signal Switches, Multiplexers, Decoders · SO-16
74HCT138S16-13 from Diodes Incorporated, in a SO-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | A0 | input | Address input 0 is the least significant binary select bit; the inputs have Schmitt trigger action and accept up to 6.0 V, and unused inputs should be held at VCC or ground. |
| 2 | A1 | input | Address input 1 selects the output along with A0 and A2; the inputs have Schmitt trigger action and accept up to 6.0 V, and unused inputs should be held at VCC or ground. |
| 3 | A2 | input | Address input 2 is the most significant binary select bit; the inputs have Schmitt trigger action and accept up to 6.0 V, and unused inputs should be held at VCC or ground. |
| 4 | E1 | input | Enable input 1 is active LOW; the device is enabled only when E1 and E2 are low and E3 is high. |
| 5 | E2 | input | Enable input 2 is active LOW; the device is enabled only when E1 and E2 are low and E3 is high. |
| 6 | E3 | input | Enable input 3 is active HIGH; the device is enabled only when E3 is high and E1 and E2 are low. |
| 7 | Y7 | output | Output 7 is active LOW, going low only when the device is enabled and address 7 is selected, and is otherwise high. |
| 8 | GND | power_in | Ground reference for the device. |
| 9 | Y6 | output | Output 6 is active LOW, going low only when the device is enabled and address 6 is selected, and is otherwise high. |
| 10 | Y5 | output | Output 5 is active LOW, going low only when the device is enabled and address 5 is selected, and is otherwise high. |
| 11 | Y4 | output | Output 4 is active LOW, going low only when the device is enabled and address 4 is selected, and is otherwise high. |
| 12 | Y3 | output | Output 3 is active LOW, going low only when the device is enabled and address 3 is selected, and is otherwise high. |
| 13 | Y2 | output | Output 2 is active LOW, going low only when the device is enabled and address 2 is selected, and is otherwise high. |
| 14 | Y1 | output | Output 1 is active LOW, going low only when the device is enabled and address 1 is selected, and is otherwise high. |
| 15 | Y0 | output | Output 0 is active LOW, going low only when the device is enabled and address 0 is selected, and is otherwise high. |
| 16 | VCC | power_in | Supply voltage with a recommended operating range of 4.5 V to 5.5 V (absolute maximum 7.0 V). |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SO-16 |
| Category | Logic |
| Pins | 16 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage | VCC | 4.5 | | 5.5 | V | | 4 |
| Input voltage | VI | 0 | | | V | | 4 |
| Output voltage | VO | 0 | | | V | Active mode | 4 |
| Input transition rise or fall rate | t/V | | | 100 | ns/V | VCC = 4.5V | 4 |
| Operating free-air temperature | TA | -40 | | 125 | °C | | 4 |
| ESD Human Body Model protection | ESD HBM | | | 2 | KV | Human Body Model | 4 |
| ESD Charged Device Model protection | ESD CDM | | | 1 | KV | Charged Device Model | 4 |
| ESD Machine Model protection | ESD MM | | | 200 | V | Machine Model | 4 |
| Supply voltage range | VCC | -0.5 | | 7 | V | | 4 |
| Input voltage range | VI | -0.5 | | 7 | V | | 4 |
| Voltage applied to output in high or low state | Vo | -0.3 | | | V | High or low state | 4 |
| Input clamp current | IIK | -20 | | | mA | VI < -0.5V | 4 |
| Input clamp current | IIK | | | 20 | mA | VI > VCC + 0.5V | 4 |
| Output clamp current | IOK | -20 | | | mA | VO < -0.5V | 4 |
| Output clamp current | IOK | | | 20 | mA | VO > VCC + 0.5V | 4 |
| Continuous output current | IO | -25 | | 25 | mA | | 4 |
| Continuous current through VCC | ICC | | | 50 | mA | | 4 |
| Continuous current through GND | IGND | -50 | | | mA | | 4 |
| Operating junction temperature | TJ | -40 | | 150 | °C | | 4 |
| Storage temperature | TSTG | -65 | | 150 | °C | | 4 |
| Total power dissipation | PTOT | | | 500 | mW | | 4 |
| High-level input voltage | VIH | 2 | 1.6 | | V | VCC 4.5V to 5.5V; TA = 25°C | 5 |
| High-level input voltage | VIH | 2 | | | V | VCC 4.5V to 5.5V; TA = -40°C to 125°C | 5 |
| Low-level input voltage | VIL | | | 0.8 | V | VCC 4.5V to 5.5V; TA = 25°C | 5 |
| High-level output voltage | VOH | 4.4 | 4.5 | | V | IOH = -20 μA; VCC 4.5V; TA = 25°C | 5 |
| High-level output voltage | VOH | 4.4 | | | V | IOH = -20 μA; VCC 4.5V; TA = -40°C to 125°C | 5 |
| High-level output voltage | VOH | 3.98 | 4.32 | | V | IOH = -4 mA; VCC 4.5V; TA = 25°C | 5 |
| High-level output voltage | VOH | 3.7 | | | V | IOH = -4 mA; VCC 4.5V; TA = -40°C to 125°C | 5 |
| Low-level output voltage | VOL | | 0 | 0.1 | V | IOL = 20 μA; VCC 4.5V; TA = 25°C | 5 |
| Low-level output voltage | VOL | | | 0.1 | V | IOL = 20 μA; VCC 4.5V; TA = -40°C to 125°C | 5 |
| Low-level output voltage | VOL | | 0.15 | 0.26 | V | IOL = 4 mA; VCC 4.5V; TA = 25°C | 5 |
| Low-level output voltage | VOL | | | 0.4 | V | IOL = 4 mA; VCC 4.5V; TA = -40°C to 125°C | 5 |
| Input current | II | -0.1 | | 0.1 | μA | VI = GND to 5.5 V; VCC 5.5V; TA = 25°C | 5 |
| Input current | II | -1 | | 1 | μA | VI = GND to 5.5 V; VCC 5.5V; TA = -40°C to 125°C | 5 |
| Supply current | ICC | | | 8 | μA | VI = GND or VCC; IO=0; VCC 5.5V; TA = 25°C | 5 |
| Supply current | ICC | | | 160 | μA | VI = GND or VCC; IO=0; VCC 5.5V; TA = -40°C to 125°C | 5 |
| Additional supply current, An input | ΔICC | | 150 | 540 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = 25°C | 5 |
| Additional supply current, An input | ΔICC | | | 735 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = -40°C to 125°C | 5 |
| Additional supply current, En input | ΔICC | | 125 | 450 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = 25°C | 5 |
| Additional supply current, En input | ΔICC | | | 613 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = -40°C to 125°C | 5 |
| Additional supply current, E3 input | ΔICC | | 100 | 360 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = 25°C | 5 |
| Additional supply current, E3 input | ΔICC | | | 490 | μA | Per pin; VI = VCC - 2.1 V; other pins VI = VCC or GND; IO=0; VCC 4.5V to 5.5V; TA = -40°C to 125°C | 5 |
| Input capacitance | Ci | | 4 | 10 | pF | Vi = VCC or GND; VCC 5.5V; TA = 25°C | 5 |
| Input capacitance | Ci | | | 10 | pF | Vi = VCC or GND; VCC 5.5V; TA = -40°C to 125°C | 5 |
| Propagation delay | tPLH, tPLH | | 20 | 35 | ns | An to Yn; Figure 2; VCC 4.5V; TA = 25°C | 5 |
| Propagation delay | tPLH, tPLH | | | 45 | ns | An to Yn; Figure 2; VCC 4.5V; TA = -40°C to 125°C | 5 |
| Propagation delay | tPLH, tPLH | | 18 | 40 | ns | E3 to Yn; Figure 2; VCC 4.5V; TA = 25°C | 5 |
| Propagation delay | tPLH, tPLH | | 19 | 40 | ns | En to Yn; Figure 2; VCC 4.5V; TA = 25°C | 5 |
| Transition time | tTLH, tTHL | | 7 | 15 | ns | Yn; Figure 2; VCC 4.5 V; TA = 25°C | 5 |
| Transition time | tTLH, tTHL | | | 110 | ns | Yn; Figure 2; VCC 4.5 V; TA = -40°C to 125°C | 5 |
## CAD (KiCad official)
- Symbol: `74HCT138S16-13`
- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`
- 3D model: SO-16 (KiCad packages3D, STEP)
- 3D model files: `74hct138s16-13-etched.step` / `74hct138s16-13-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `74hct138s16-13.step` / `74hct138s16-13.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Diodes Incorporated datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588927770953199617) (10 pp, sha256 `f6b0b6b9e4d12a8c`, retrieved 2026-10-21, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/74hct138s16-13-datasheet.pdf)