component
SN74HC590ADR
Public Made by Adomby adom
Texas Instruments Counters, Dividers, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
Open in new tab ↗
Loads on click. Unloads only if this page sits in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads on click. Unloads only if this page sits in the background.
PCB Footprint
Open full view ↗Loads on click. Unloads only if this page sits in the background.
Datasheet
Open in new tab ↗Loads on click. Unloads only if this page sits in the background.
README
markdownSN74HC590ADR
Texas Instruments · Counters, Dividers · SOIC-16
SN74HC590ADR from Texas Instruments, in a SOIC-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 | QB | tri_state | Parallel output of 8-bit storage register bit 1, 3-state output controlled by OE (active low). |
| 2 | QC | tri_state | Parallel output of 8-bit storage register bit 2, 3-state output controlled by OE (active low). |
| 3 | QD | tri_state | Parallel output of 8-bit storage register bit 3, 3-state output controlled by OE (active low). |
| 4 | QE | tri_state | Parallel output of 8-bit storage register bit 4, 3-state output controlled by OE (active low). |
| 5 | QF | tri_state | Parallel output of 8-bit storage register bit 5, 3-state output controlled by OE (active low). |
| 6 | QG | tri_state | Parallel output of 8-bit storage register bit 6, 3-state output controlled by OE (active low). |
| 7 | QH | tri_state | Parallel output of 8-bit storage register bit 7, 3-state output controlled by OE (active low). |
| 8 | GND | power_in | Ground connection for device. |
| 9 | RCO | output | Ripple-carry output for cascading multiple counter stages. |
| 10 | CCLR | input | Direct asynchronous clear input to counter, active low. |
| 11 | CCLK | input | Positive-edge triggered counter clock input. |
| 12 | CCKEN | input | Counter clock enable input, active low to enable counting. |
| 13 | RCLK | input | Positive-edge triggered storage register clock input. |
| 14 | OE | input | Output enable control for 3-state register outputs QA-QH, active low. |
| 15 | QA | tri_state | Parallel output of 8-bit storage register bit 0, 3-state output controlled by OE (active low). |
| 16 | VCC | power_in | Positive supply voltage, 2 V to 6 V range. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-16 |
| Category | Logic |
| Pins | 16 |
CAD (KiCad official)
- Symbol:
SN74HC590ADR - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOIC-16 (KiCad packages3D, STEP)
- 3D model files:
sn74hc590adr-etched.step/sn74hc590adr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sn74hc590adr.step/sn74hc590adr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (26 pp, sha256
15f4b455093631e3, retrieved 2026-09-27, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).