component
74HCT393D
Public Made by Adomby adom
Nexperia Counters, Dividers, SO-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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74HCT393D
Nexperia · Counters, Dividers · SO-14
74HCT393D from Nexperia, in a SO-14. 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 | 1CP | input | Clock input for counter 1, which is edge-triggered and advances the counter on the HIGH-to-LOW transition. |
| 2 | 1MR | input | Asynchronous master reset input for counter 1, active HIGH, which clears the counter stages and forces the outputs LOW independent of 1CP. |
| 3 | 1Q0 | output | Flip-flop output Q0 of counter 1, the least significant bit of the 4-bit binary count (count sequence in Table 3). |
| 4 | 1Q1 | output | Flip-flop output Q1 of counter 1, bit 1 of the 4-bit binary count (count sequence in Table 3). |
| 5 | 1Q2 | output | Flip-flop output Q2 of counter 1, bit 2 of the 4-bit binary count (count sequence in Table 3). |
| 6 | 1Q3 | output | Flip-flop output Q3 of counter 1, the most significant bit of the 4-bit binary count (count sequence in Table 3). |
| 7 | GND | power_in | Ground reference at 0 V; all voltages are referenced to GND. |
| 8 | 2Q3 | output | Flip-flop output Q3 of counter 2, the most significant bit of the 4-bit binary count (count sequence in Table 3). |
| 9 | 2Q2 | output | Flip-flop output Q2 of counter 2, bit 2 of the 4-bit binary count (count sequence in Table 3). |
| 10 | 2Q1 | output | Flip-flop output Q1 of counter 2, bit 1 of the 4-bit binary count (count sequence in Table 3). |
| 11 | 2Q0 | output | Flip-flop output Q0 of counter 2, the least significant bit of the 4-bit binary count (count sequence in Table 3). |
| 12 | 2MR | input | Asynchronous master reset input for counter 2, active HIGH, which clears the counter stages and forces the outputs LOW independent of 2CP. |
| 13 | 2CP | input | Clock input for counter 2, which is edge-triggered and advances the counter on the HIGH-to-LOW transition. |
| 14 | VCC | power_in | Supply voltage; recommended range is 2.0 V to 6.0 V for 74HC393 and 4.5 V to 5.5 V for 74HCT393, with an absolute maximum of +7 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | SO-14 |
| Category | Logic |
| Pins | 14 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| VCC supply voltage (recommended) | VCC | 4.5 | 5 | 5.5 | V | 74HCT393 | 5 |
| input voltage (recommended) | VI | 0 | V | referenced to GND; upper limit printed as VCC | 5 | ||
| output voltage (recommended) | VO | 0 | V | referenced to GND; upper limit printed as VCC | 5 | ||
| ambient temperature | Tamb | -40 | 25 | 125 | °C | 5 | |
| input transition rise and fall rate | Δt/ΔV | 1.67 | 139 | ns/V | VCC = 4.5 V | 5 | |
| supply voltage (absolute maximum) | VCC | -0.5 | 7 | V | 4 | ||
| input clamping current | IIK | -20 | 20 | mA | VI < -0.5 V or VI > VCC + 0.5 V | 4 | |
| output clamping current | IOK | -20 | 20 | mA | VO < -0.5 V or VO > VCC + 0.5 V | 4 | |
| output current | IO | -25 | 25 | mA | VO = -0.5 V to VCC + 0.5 V | 4 | |
| supply current | ICC | -50 | 50 | mA | 4 | ||
| ground current | IGND | -50 | 50 | mA | 4 | ||
| storage temperature | Tstg | -65 | 150 | °C | 4 | ||
| total power dissipation | Ptot | 500 | mW | [1] SO14 (SOT108-1) derates 10.1 mW/K above 100 °C | 4 | ||
| HIGH-level input voltage | VIH | 2 | 1.6 | V | VCC = 4.5 V to 5.5 V; 25 °C | 6 | |
| LOW-level input voltage | VIL | 1.2 | 0.8 | V | VCC = 4.5 V to 5.5 V; 25 °C | 6 | |
| HIGH-level output voltage | VOH | 4.4 | 4.5 | V | VI = VIH or VIL; VCC = 4.5 V; IO = -20 μA; 25 °C | 6 | |
| HIGH-level output voltage | VOH | 3.98 | 4.32 | V | VI = VIH or VIL; VCC = 4.5 V; IO = -4 mA; 25 °C | 6 | |
| HIGH-level output voltage | VOH | 3.7 | V | VI = VIH or VIL; VCC = 4.5 V; IO = -4 mA; -40 °C to +125 °C | 6 | ||
| LOW-level output voltage | VOL | 0 | 0.1 | V | VI = VIH or VIL; VCC = 4.5 V; IO = 20 μA; 25 °C | 6 | |
| LOW-level output voltage | VOL | 0.15 | 0.26 | V | VI = VIH or VIL; VCC = 4.5 V; IO = 4.0 mA; 25 °C | 6 | |
| LOW-level output voltage | VOL | 0.4 | V | VI = VIH or VIL; VCC = 4.5 V; IO = 4.0 mA; -40 °C to +125 °C | 6 | ||
| input leakage current | II | -0.1 | 0.1 | μA | VI = VCC or GND; VCC = 5.5 V; 25 °C | 6 | |
| input leakage current | II | -1 | 1 | μA | VI = VCC or GND; VCC = 5.5 V; -40 °C to +125 °C | 6 | |
| supply current | ICC | 8 | μA | VI = VCC or GND; IO = 0 A; VCC = 5.5 V; 25 °C | 6 | ||
| supply current | ICC | 160 | μA | VI = VCC or GND; IO = 0 A; VCC = 5.5 V; -40 °C to +125 °C | 6 | ||
| additional supply current per input pin nCP | ΔICC | 40 | 144 | μA | VI = VCC - 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V; IO = 0 A; per input pin nCP; 25 °C | 6 | |
| additional supply current per input pin nCP | ΔICC | 196 | μA | VI = VCC - 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V; IO = 0 A; per input pin nCP; -40 °C to +125 °C | 6 | ||
| additional supply current per input pin nMR | ΔICC | 100 | 360 | μA | VI = VCC - 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V; IO = 0 A; per input pin nMR; 25 °C | 6 | |
| additional supply current per input pin nMR | ΔICC | 490 | μA | VI = VCC - 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V; IO = 0 A; per input pin nMR; -40 °C to +125 °C | 6 | ||
| propagation delay nCP to nQ0 | tpd | 15 | 25 | ns | nCP to nQ0; see Fig. 9; VCC = 4.5 V; CL = 50 pF; 25 °C | 7 | |
| propagation delay nCP to nQ0 | tpd | 38 | ns | nCP to nQ0; see Fig. 9; VCC = 4.5 V; CL = 50 pF; -40 °C to +125 °C | 7 | ||
| propagation delay nQx to nQ(x+1) | tpd | 6 | 10 | ns | nQx to nQ(x+1); see Fig. 9; VCC = 4.5 V; CL = 50 pF; 25 °C | 7 | |
| propagation delay nQx to nQ(x+1) | tpd | 15 | ns | nQx to nQ(x+1); see Fig. 9; VCC = 4.5 V; CL = 50 pF; -40 °C to +125 °C | 7 | ||
| HIGH to LOW propagation delay nMR to nQx | tPHL | 18 | 32 | ns | nMR to nQx; see Fig. 10; VCC = 4.5 V; CL = 50 pF; 25 °C | 7 | |
| HIGH to LOW propagation delay nMR to nQx | tPHL | 48 | ns | nMR to nQx; see Fig. 10; VCC = 4.5 V; CL = 50 pF; -40 °C to +125 °C | 7 | ||
| transition time Qn | tt | 7 | 15 | ns | Qn; see Fig. 9; VCC = 4.5 V; CL = 50 pF; 25 °C | 7 | |
| transition time Qn | tt | 22 | ns | Qn; see Fig. 9; VCC = 4.5 V; CL = 50 pF; -40 °C to +125 °C | 7 | ||
| pulse width nCP HIGH or LOW | tW | 19 | 11 | ns | nCP HIGH or LOW; see Fig. 9; VCC = 4.5 V; 25 °C | 8 | |
| pulse width nCP HIGH or LOW | tW | 29 | ns | nCP HIGH or LOW; see Fig. 9; VCC = 4.5 V; -40 °C to +125 °C | 8 | ||
| pulse width nMR HIGH | tW | 16 | 6 | ns | nMR HIGH; see Fig. 10; VCC = 4.5 V; 25 °C | 8 | |
| pulse width nMR HIGH | tW | 24 | ns | nMR HIGH; see Fig. 10; VCC = 4.5 V; -40 °C to +125 °C | 8 | ||
| recovery time nMR to nCP | trec | 5 | 0 | ns | nMR to nCP; see Fig. 10; VCC = 4.5 V; 25 °C | 8 | |
| maximum clock frequency | fclk(max) | 27 | 48 | MHz | see Fig. 9; VCC = 4.5 V; 25 °C | 8 | |
| maximum clock frequency | fclk(max) | 18 | MHz | see Fig. 9; VCC = 4.5 V; -40 °C to +125 °C | 8 |
CAD (KiCad official)
- Symbol:
74HCT393D - Footprint:
Package_SO:SO-14_3.9x8.65mm_P1.27mm - 3D model: SO-14 (KiCad packages3D, STEP)
- 3D model files:
74hct393d-etched.step/74hct393d-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);74hct393d.step/74hct393d.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Nexperia datasheet (15 pp, sha256
42d273f87d2e5d89, retrieved 2026-10-29, tier: manufacturer) - 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).
# 74HCT393D
**Nexperia** · Counters, Dividers · SO-14
74HCT393D from Nexperia, in a SO-14. 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 | 1CP | input | Clock input for counter 1, which is edge-triggered and advances the counter on the HIGH-to-LOW transition. |
| 2 | 1MR | input | Asynchronous master reset input for counter 1, active HIGH, which clears the counter stages and forces the outputs LOW independent of 1CP. |
| 3 | 1Q0 | output | Flip-flop output Q0 of counter 1, the least significant bit of the 4-bit binary count (count sequence in Table 3). |
| 4 | 1Q1 | output | Flip-flop output Q1 of counter 1, bit 1 of the 4-bit binary count (count sequence in Table 3). |
| 5 | 1Q2 | output | Flip-flop output Q2 of counter 1, bit 2 of the 4-bit binary count (count sequence in Table 3). |
| 6 | 1Q3 | output | Flip-flop output Q3 of counter 1, the most significant bit of the 4-bit binary count (count sequence in Table 3). |
| 7 | GND | power_in | Ground reference at 0 V; all voltages are referenced to GND. |
| 8 | 2Q3 | output | Flip-flop output Q3 of counter 2, the most significant bit of the 4-bit binary count (count sequence in Table 3). |
| 9 | 2Q2 | output | Flip-flop output Q2 of counter 2, bit 2 of the 4-bit binary count (count sequence in Table 3). |
| 10 | 2Q1 | output | Flip-flop output Q1 of counter 2, bit 1 of the 4-bit binary count (count sequence in Table 3). |
| 11 | 2Q0 | output | Flip-flop output Q0 of counter 2, the least significant bit of the 4-bit binary count (count sequence in Table 3). |
| 12 | 2MR | input | Asynchronous master reset input for counter 2, active HIGH, which clears the counter stages and forces the outputs LOW independent of 2CP. |
| 13 | 2CP | input | Clock input for counter 2, which is edge-triggered and advances the counter on the HIGH-to-LOW transition. |
| 14 | VCC | power_in | Supply voltage; recommended range is 2.0 V to 6.0 V for 74HC393 and 4.5 V to 5.5 V for 74HCT393, with an absolute maximum of +7 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Nexperia |
| Package | SO-14 |
| Category | Logic |
| Pins | 14 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| VCC supply voltage (recommended) | VCC | 4.5 | 5 | 5.5 | V | 74HCT393 | 5 |
| input voltage (recommended) | VI | 0 | | | V | referenced to GND; upper limit printed as VCC | 5 |
| output voltage (recommended) | VO | 0 | | | V | referenced to GND; upper limit printed as VCC | 5 |
| ambient temperature | Tamb | -40 | 25 | 125 | °C | | 5 |
| input transition rise and fall rate | Δt/ΔV | | 1.67 | 139 | ns/V | VCC = 4.5 V | 5 |
| supply voltage (absolute maximum) | VCC | -0.5 | | 7 | V | | 4 |
| input clamping current | IIK | -20 | | 20 | mA | VI < -0.5 V or VI > VCC + 0.5 V | 4 |
| output clamping current | IOK | -20 | | 20 | mA | VO < -0.5 V or VO > VCC + 0.5 V | 4 |
| output current | IO | -25 | | 25 | mA | VO = -0.5 V to VCC + 0.5 V | 4 |
| supply current | ICC | -50 | | 50 | mA | | 4 |
| ground current | IGND | -50 | | 50 | mA | | 4 |
| storage temperature | Tstg | -65 | | 150 | °C | | 4 |
| total power dissipation | Ptot | | | 500 | mW | [1] SO14 (SOT108-1) derates 10.1 mW/K above 100 °C | 4 |
| HIGH-level input voltage | VIH | 2 | 1.6 | | V | VCC = 4.5 V to 5.5 V; 25 °C | 6 |
| LOW-level input voltage | VIL | | 1.2 | 0.8 | V | VCC = 4.5 V to 5.5 V; 25 °C | 6 |
| HIGH-level output voltage | VOH | 4.4 | 4.5 | | V | VI = VIH or VIL; VCC = 4.5 V; IO = -20 μA; 25 °C | 6 |
| HIGH-level output voltage | VOH | 3.98 | 4.32 | | V | VI = VIH or VIL; VCC = 4.5 V; IO = -4 mA; 25 °C | 6 |
| HIGH-level output voltage | VOH | 3.7 | | | V | VI = VIH or VIL; VCC = 4.5 V; IO = -4 mA; -40 °C to +125 °C | 6 |
| LOW-level output voltage | VOL | | 0 | 0.1 | V | VI = VIH or VIL; VCC = 4.5 V; IO = 20 μA; 25 °C | 6 |
| LOW-level output voltage | VOL | | 0.15 | 0.26 | V | VI = VIH or VIL; VCC = 4.5 V; IO = 4.0 mA; 25 °C | 6 |
| LOW-level output voltage | VOL | | | 0.4 | V | VI = VIH or VIL; VCC = 4.5 V; IO = 4.0 mA; -40 °C to +125 °C | 6 |
| input leakage current | II | -0.1 | | 0.1 | μA | VI = VCC or GND; VCC = 5.5 V; 25 °C | 6 |
| input leakage current | II | -1 | | 1 | μA | VI = VCC or GND; VCC = 5.5 V; -40 °C to +125 °C | 6 |
| supply current | ICC | | | 8 | μA | VI = VCC or GND; IO = 0 A; VCC = 5.5 V; 25 °C | 6 |
| supply current | ICC | | | 160 | μA | VI = VCC or GND; IO = 0 A; VCC = 5.5 V; -40 °C to +125 °C | 6 |
| additional supply current per input pin nCP | ΔICC | | 40 | 144 | μA | VI = VCC - 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V; IO = 0 A; per input pin nCP; 25 °C | 6 |
| additional supply current per input pin nCP | ΔICC | | | 196 | μA | VI = VCC - 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V; IO = 0 A; per input pin nCP; -40 °C to +125 °C | 6 |
| additional supply current per input pin nMR | ΔICC | | 100 | 360 | μA | VI = VCC - 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V; IO = 0 A; per input pin nMR; 25 °C | 6 |
| additional supply current per input pin nMR | ΔICC | | | 490 | μA | VI = VCC - 2.1 V; other inputs at VCC or GND; VCC = 4.5 V to 5.5 V; IO = 0 A; per input pin nMR; -40 °C to +125 °C | 6 |
| propagation delay nCP to nQ0 | tpd | | 15 | 25 | ns | nCP to nQ0; see Fig. 9; VCC = 4.5 V; CL = 50 pF; 25 °C | 7 |
| propagation delay nCP to nQ0 | tpd | | | 38 | ns | nCP to nQ0; see Fig. 9; VCC = 4.5 V; CL = 50 pF; -40 °C to +125 °C | 7 |
| propagation delay nQx to nQ(x+1) | tpd | | 6 | 10 | ns | nQx to nQ(x+1); see Fig. 9; VCC = 4.5 V; CL = 50 pF; 25 °C | 7 |
| propagation delay nQx to nQ(x+1) | tpd | | | 15 | ns | nQx to nQ(x+1); see Fig. 9; VCC = 4.5 V; CL = 50 pF; -40 °C to +125 °C | 7 |
| HIGH to LOW propagation delay nMR to nQx | tPHL | | 18 | 32 | ns | nMR to nQx; see Fig. 10; VCC = 4.5 V; CL = 50 pF; 25 °C | 7 |
| HIGH to LOW propagation delay nMR to nQx | tPHL | | | 48 | ns | nMR to nQx; see Fig. 10; VCC = 4.5 V; CL = 50 pF; -40 °C to +125 °C | 7 |
| transition time Qn | tt | | 7 | 15 | ns | Qn; see Fig. 9; VCC = 4.5 V; CL = 50 pF; 25 °C | 7 |
| transition time Qn | tt | | | 22 | ns | Qn; see Fig. 9; VCC = 4.5 V; CL = 50 pF; -40 °C to +125 °C | 7 |
| pulse width nCP HIGH or LOW | tW | 19 | 11 | | ns | nCP HIGH or LOW; see Fig. 9; VCC = 4.5 V; 25 °C | 8 |
| pulse width nCP HIGH or LOW | tW | 29 | | | ns | nCP HIGH or LOW; see Fig. 9; VCC = 4.5 V; -40 °C to +125 °C | 8 |
| pulse width nMR HIGH | tW | 16 | 6 | | ns | nMR HIGH; see Fig. 10; VCC = 4.5 V; 25 °C | 8 |
| pulse width nMR HIGH | tW | 24 | | | ns | nMR HIGH; see Fig. 10; VCC = 4.5 V; -40 °C to +125 °C | 8 |
| recovery time nMR to nCP | trec | 5 | 0 | | ns | nMR to nCP; see Fig. 10; VCC = 4.5 V; 25 °C | 8 |
| maximum clock frequency | fclk(max) | 27 | 48 | | MHz | see Fig. 9; VCC = 4.5 V; 25 °C | 8 |
| maximum clock frequency | fclk(max) | 18 | | | MHz | see Fig. 9; VCC = 4.5 V; -40 °C to +125 °C | 8 |
## CAD (KiCad official)
- Symbol: `74HCT393D`
- Footprint: `Package_SO:SO-14_3.9x8.65mm_P1.27mm`
- 3D model: SO-14 (KiCad packages3D, STEP)
- 3D model files: `74hct393d-etched.step` / `74hct393d-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `74hct393d.step` / `74hct393d.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Nexperia datasheet](https://assets.nexperia.com/documents/data-sheet/74HC_HCT393.pdf) (15 pp, sha256 `42d273f87d2e5d89`, retrieved 2026-10-29, tier: manufacturer)
- **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/74hct393d-datasheet.pdf)