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CY8C4125PVI-482T
Public Made by Adomby adom
Cypress Semicon CYPRESS, SSOP-28-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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CY8C4125PVI-482T
Cypress Semicon · CYPRESS · SSOP-28-208mil
CY8C4125PVI-482T from Cypress Semicon, in a SSOP-28-208mil. 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 | P1.0 | bidirectional | Port 1 Pin 0: GPIO, LCD, CSD, CTB (ctb.oa0.inp) and PWM (tcpwm2_p[1]). |
| 2 | P1.1 | bidirectional | Port 1 Pin 1: GPIO, LCD, CSD, CTB (ctb.oa0.inm) and PWM (tcpwm2_n[1]). |
| 3 | P1.2 | bidirectional | Port 1 Pin 2: GPIO, LCD, CSD, CTB (ctb.oa0.out) and PWM (tcpwm3_p[1]). |
| 4 | P1.7/VREF | bidirectional | Port 1 Pin 7: GPIO, LCD, CSD, CTB (ctb.oa1.inp_alt) and optional external SAR reference input/bypass (ext_vref). |
| 5 | P2.2 | bidirectional | Port 2 Pin 2: GPIO, LCD, CSD, SARMUX input (sarmux.2). |
| 6 | P2.3 | bidirectional | Port 2 Pin 3: GPIO, LCD, CSD, SARMUX input (sarmux.3). |
| 7 | P2.4 | bidirectional | Port 2 Pin 4: GPIO, LCD, CSD, SARMUX input (sarmux.4) and PWM (tcpwm0_p[1]). |
| 8 | P2.5 | bidirectional | Port 2 Pin 5: GPIO, LCD, CSD, SARMUX input (sarmux.5) and PWM (tcpwm0_n[1]). |
| 9 | P2.6 | bidirectional | Port 2 Pin 6: GPIO, LCD, CSD, SARMUX input (sarmux.6) and PWM (tcpwm1_p[1]). |
| 10 | P2.7 | bidirectional | Port 2 Pin 7: GPIO, LCD, CSD, SARMUX input (sarmux.7) and PWM (tcpwm1_n[1]). |
| 11 | P3.0 | bidirectional | Port 3 Pin 0: GPIO, LCD, CSD, PWM (tcpwm0_p[0]) and SCB1 UART RX / I2C SCL / SPI MOSI. |
| 12 | P3.1 | bidirectional | Port 3 Pin 1: GPIO, LCD, CSD, PWM (tcpwm0_n[0]) and SCB1 UART TX / I2C SDA / SPI MISO. |
| 13 | P3.2 | bidirectional | Port 3 Pin 2: GPIO, LCD, CSD, PWM (tcpwm1_p[0]), SCB1 SPI clock and SWD I/O (swd_io[0]), which is an SWD pin after boot (reset). |
| 14 | P3.3 | bidirectional | Port 3 Pin 3: GPIO, LCD, CSD, PWM (tcpwm1_n[0]), SCB1 SPI SSEL0 and SWD clock (swd_clk[0]), which is an SWD pin after boot (reset). |
| 15 | P4.0 | bidirectional | Port 4 Pin 0: GPIO, LCD, CSD and SCB0 UART RX / I2C SCL / SPI MOSI. |
| 16 | P4.1 | bidirectional | Port 4 Pin 1: GPIO, LCD, CSD and SCB0 UART TX / I2C SDA / SPI MISO. |
| 17 | P4.2 | bidirectional | Port 4 Pin 2: GPIO, LCD, CSD (csd_c_mod) and SCB0 SPI clock. |
| 18 | P4.3 | bidirectional | Port 4 Pin 3: GPIO, LCD, CSD (csd_c_sh_tank) and SCB0 SPI SSEL0. |
| 19 | P0.0 | bidirectional | Port 0 Pin 0: GPIO, LCD, CSD, comparator 1 positive input (comp1_inp) and SCB0 SPI SSEL1. |
| 20 | P0.1 | bidirectional | Port 0 Pin 1: GPIO, LCD, CSD, comparator 1 negative input (comp1_inn) and SCB0 SPI SSEL2. |
| 21 | P0.2 | bidirectional | Port 0 Pin 2: GPIO, LCD, CSD, comparator 2 positive input (comp2_inp) and SCB0 SPI SSEL3. |
| 22 | P0.3 | bidirectional | Port 0 Pin 3: GPIO, LCD, CSD and comparator 2 negative input (comp2_inn). |
| 23 | P0.6 | bidirectional | Port 0 Pin 6: GPIO, LCD, CSD, external clock input (ext_clk) and SCB1 SPI clock. |
| 24 | P0.7 | bidirectional | Port 0 Pin 7: GPIO, LCD, CSD, wakeup and SCB1 SPI SSEL0. |
| 25 | XRES | input | Chip reset, active low; has an internal pull-up resistor that is always enabled. |
| 26 | VCCD | power_out | Regulated digital supply (1.8 V ±5%); connect to a 1 µF capacitor (1 µF to 1.6 µF, X5R or better) or to 1.8 V. |
| 27 | VDD | power_in | Supply pin shared as VDDD and VDDA on this package, 1.8 - 5.5 V. |
| 28 | VSS | power_in | Ground pin, shared as VSSA on this package. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Cypress Semicon |
| Package | SSOP-28-208mil |
| Category | Embedded Processors & Controllers |
| Pins | 28 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Digital supply relative to VSSD | VDDD_ABS | -0.5 | 6 | V | Absolute max | 19 | |
| Direct digital core voltage input relative to Vssd | VCCD_ABS | -0.5 | 1.95 | V | Absolute max | 19 | |
| GPIO voltage | VGPIO_ABS | -0.5 | 6 | V | Absolute max; printed as VDD+0.5 | 19 | |
| Maximum current per GPIO | IGPIO_ABS | -25 | 25 | mA | Absolute max | 19 | |
| GPIO injection current | IGPIO_injection | -0.5 | 0.5 | mA | Absolute max, current injected per pin | 19 | |
| ESD human body model | ESD_HBM | 2200 | V | 19 | |||
| ESD charged device model | ESD_CDM | 500 | V | 19 | |||
| Pin current for latch-up | LU | -200 | 200 | mA | 19 | ||
| Power supply input voltage (VDDA = VDDD = VDD) | VDD | 1.8 | 5.5 | V | With regulator enabled | 19 | |
| Power supply input voltage unregulated | VDDD | 1.71 | 1.8 | 1.89 | V | Internally unregulated supply | 19 |
| Output voltage (for core logic) | VCCD | 1.8 | V | 19 | |||
| External regulator voltage (VCCD) bypass | CEFC | 1 | 1.3 | 1.6 | µF | X5R ceramic or better | 19 |
| Power supply decoupling capacitor | CEXC | 1 | µF | X5R ceramic or better | 19 | ||
| Active current, 6 MHz | IDD4 | 2.8 | mA | Execute from Flash; CPU at 6 MHz; VDD = 1.71 V to 5.5 V | 19 | ||
| Active current, 6 MHz | IDD5 | 2.2 | mA | Execute from Flash; CPU at 6 MHz; T = 25 °C | 19 | ||
| Active current, 12 MHz | IDD7 | 4.2 | mA | Execute from Flash; CPU at 12 MHz | 19 | ||
| Active current, 12 MHz | IDD8 | 3.7 | mA | Execute from Flash; CPU at 12 MHz; T = 25 °C | 19 | ||
| Active current, 24 MHz | IDD11 | 6.7 | mA | Execute from Flash; CPU at 24 MHz; T = 25 °C | 19 | ||
| Active current, 24 MHz | IDD12 | 7.2 | mA | Execute from Flash; CPU at 24 MHz | 19 | ||
| Sleep current, 6 MHz | IDD20 | 1.3 | 1.8 | mA | I2C wakeup, WDT, and Comparators on. 6 MHz; VDD = 1.71 to 5.5 V | 19 | |
| Sleep current, 12 MHz | IDD20A | 1.7 | 2.2 | mA | I2C wakeup, WDT, and Comparators on. 12 MHz; VDD = 1.71 to 5.5 V | 19 | |
| Deep Sleep current, 1.8-3.6 V | IDD27 | 45 | µA | I2C wakeup and WDT on; T = 85 °C | 20 | ||
| Deep Sleep current, 3.6-5.5 V | IDD29 | 1.5 | 15 | µA | I2C wakeup and WDT on; Typ at 25 °C, Max at 85 °C | 20 | |
| Deep Sleep current, regulator bypassed | IDD33 | 60 | µA | I2C wakeup and WDT on; T = 85 °C | 20 | ||
| Hibernate current, 1.8-3.6 V | IDD36 | 1000 | nA | GPIO and Reset active; T = 85 °C | 20 | ||
| Hibernate current, regulator bypassed | IDD42 | 1000 | nA | GPIO and Reset active; T = 85 °C | 20 | ||
| Stop Mode current | IDD43A | 20 | 80 | nA | VDD = 3.3 V; Typ at 25 °C, Max at 85 °C | 20 | |
| Supply current while XRES asserted | IDD_XR | 2 | 5 | mA | 20 | ||
| CPU frequency | FCPU | 0 | 24 | MHz | 1.71 ≤ VDD ≤ 5.5; printed min DC | 20 | |
| Wakeup from sleep mode | TSLEEP | 0 | µs | Guaranteed by characterization | 20 | ||
| Wakeup from Deep Sleep mode | TDEEPSLEEP | 25 | µs | 24-MHz IMO. Guaranteed by characterization | 20 | ||
| Wakeup from Hibernate and Stop modes | THIBERNATE | 2 | ms | Guaranteed by characterization | 20 | ||
| External reset pulse width | TRESETWIDTH | 1 | µs | Guaranteed by characterization | 20 | ||
| Trimmed internal reference to SAR | VREFSAR | -1 | 1 | % | Percentage of Vbg (1.024 V). Guaranteed by characterization | 33 | |
| Clock switching from clk1 to clk2 | TCLKSWITCH | 3 | 4 | Periods | In clk1 periods. Guaranteed by design | 33 | |
| Number of wait states at 24 MHz | TWS24 | 0 | CPU execution from Flash. Guaranteed by characterization | 33 | |||
| Operating ambient temperature | TA | -40 | 25 | 105 | °C | 36 | |
| Operating junction temperature | TJ | -40 | 125 | °C | 36 | ||
| Package thermal resistance junction-to-ambient (28-pin SSOP) | TJA | 66.58 | °C/Watt | 36 | |||
| Package thermal resistance junction-to-case (28-pin SSOP) | TJC | 26.28 | °C/Watt | 36 | |||
| Solder reflow peak temperature (28-pin SSOP) | 260 | °C | Maximum time at peak 30 seconds | 36 |
CAD (KiCad official)
- Symbol:
CY8C4125PVI-482T - Footprint:
Package_SO:SSOP-28_5.3x10.2mm_P0.65mm - 3D model: SSOP-28-208mil (KiCad packages3D, STEP)
- 3D model files:
cy8c4125pvi-482t-etched.step/cy8c4125pvi-482t-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cy8c4125pvi-482t.step/cy8c4125pvi-482t.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Cypress Semicon datasheet (44 pp, sha256
96f5358c3c46932a, retrieved 2026-10-31, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).
# CY8C4125PVI-482T
**Cypress Semicon** · CYPRESS · SSOP-28-208mil
CY8C4125PVI-482T from Cypress Semicon, in a SSOP-28-208mil. 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 | P1.0 | bidirectional | Port 1 Pin 0: GPIO, LCD, CSD, CTB (ctb.oa0.inp) and PWM (tcpwm2_p[1]). |
| 2 | P1.1 | bidirectional | Port 1 Pin 1: GPIO, LCD, CSD, CTB (ctb.oa0.inm) and PWM (tcpwm2_n[1]). |
| 3 | P1.2 | bidirectional | Port 1 Pin 2: GPIO, LCD, CSD, CTB (ctb.oa0.out) and PWM (tcpwm3_p[1]). |
| 4 | P1.7/VREF | bidirectional | Port 1 Pin 7: GPIO, LCD, CSD, CTB (ctb.oa1.inp_alt) and optional external SAR reference input/bypass (ext_vref). |
| 5 | P2.2 | bidirectional | Port 2 Pin 2: GPIO, LCD, CSD, SARMUX input (sarmux.2). |
| 6 | P2.3 | bidirectional | Port 2 Pin 3: GPIO, LCD, CSD, SARMUX input (sarmux.3). |
| 7 | P2.4 | bidirectional | Port 2 Pin 4: GPIO, LCD, CSD, SARMUX input (sarmux.4) and PWM (tcpwm0_p[1]). |
| 8 | P2.5 | bidirectional | Port 2 Pin 5: GPIO, LCD, CSD, SARMUX input (sarmux.5) and PWM (tcpwm0_n[1]). |
| 9 | P2.6 | bidirectional | Port 2 Pin 6: GPIO, LCD, CSD, SARMUX input (sarmux.6) and PWM (tcpwm1_p[1]). |
| 10 | P2.7 | bidirectional | Port 2 Pin 7: GPIO, LCD, CSD, SARMUX input (sarmux.7) and PWM (tcpwm1_n[1]). |
| 11 | P3.0 | bidirectional | Port 3 Pin 0: GPIO, LCD, CSD, PWM (tcpwm0_p[0]) and SCB1 UART RX / I2C SCL / SPI MOSI. |
| 12 | P3.1 | bidirectional | Port 3 Pin 1: GPIO, LCD, CSD, PWM (tcpwm0_n[0]) and SCB1 UART TX / I2C SDA / SPI MISO. |
| 13 | P3.2 | bidirectional | Port 3 Pin 2: GPIO, LCD, CSD, PWM (tcpwm1_p[0]), SCB1 SPI clock and SWD I/O (swd_io[0]), which is an SWD pin after boot (reset). |
| 14 | P3.3 | bidirectional | Port 3 Pin 3: GPIO, LCD, CSD, PWM (tcpwm1_n[0]), SCB1 SPI SSEL0 and SWD clock (swd_clk[0]), which is an SWD pin after boot (reset). |
| 15 | P4.0 | bidirectional | Port 4 Pin 0: GPIO, LCD, CSD and SCB0 UART RX / I2C SCL / SPI MOSI. |
| 16 | P4.1 | bidirectional | Port 4 Pin 1: GPIO, LCD, CSD and SCB0 UART TX / I2C SDA / SPI MISO. |
| 17 | P4.2 | bidirectional | Port 4 Pin 2: GPIO, LCD, CSD (csd_c_mod) and SCB0 SPI clock. |
| 18 | P4.3 | bidirectional | Port 4 Pin 3: GPIO, LCD, CSD (csd_c_sh_tank) and SCB0 SPI SSEL0. |
| 19 | P0.0 | bidirectional | Port 0 Pin 0: GPIO, LCD, CSD, comparator 1 positive input (comp1_inp) and SCB0 SPI SSEL1. |
| 20 | P0.1 | bidirectional | Port 0 Pin 1: GPIO, LCD, CSD, comparator 1 negative input (comp1_inn) and SCB0 SPI SSEL2. |
| 21 | P0.2 | bidirectional | Port 0 Pin 2: GPIO, LCD, CSD, comparator 2 positive input (comp2_inp) and SCB0 SPI SSEL3. |
| 22 | P0.3 | bidirectional | Port 0 Pin 3: GPIO, LCD, CSD and comparator 2 negative input (comp2_inn). |
| 23 | P0.6 | bidirectional | Port 0 Pin 6: GPIO, LCD, CSD, external clock input (ext_clk) and SCB1 SPI clock. |
| 24 | P0.7 | bidirectional | Port 0 Pin 7: GPIO, LCD, CSD, wakeup and SCB1 SPI SSEL0. |
| 25 | XRES | input | Chip reset, active low; has an internal pull-up resistor that is always enabled. |
| 26 | VCCD | power_out | Regulated digital supply (1.8 V ±5%); connect to a 1 µF capacitor (1 µF to 1.6 µF, X5R or better) or to 1.8 V. |
| 27 | VDD | power_in | Supply pin shared as VDDD and VDDA on this package, 1.8 - 5.5 V. |
| 28 | VSS | power_in | Ground pin, shared as VSSA on this package. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Cypress Semicon |
| Package | SSOP-28-208mil |
| Category | Embedded Processors & Controllers |
| Pins | 28 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Digital supply relative to VSSD | VDDD_ABS | -0.5 | | 6 | V | Absolute max | 19 |
| Direct digital core voltage input relative to Vssd | VCCD_ABS | -0.5 | | 1.95 | V | Absolute max | 19 |
| GPIO voltage | VGPIO_ABS | -0.5 | | 6 | V | Absolute max; printed as VDD+0.5 | 19 |
| Maximum current per GPIO | IGPIO_ABS | -25 | | 25 | mA | Absolute max | 19 |
| GPIO injection current | IGPIO_injection | -0.5 | | 0.5 | mA | Absolute max, current injected per pin | 19 |
| ESD human body model | ESD_HBM | 2200 | | | V | | 19 |
| ESD charged device model | ESD_CDM | 500 | | | V | | 19 |
| Pin current for latch-up | LU | -200 | | 200 | mA | | 19 |
| Power supply input voltage (VDDA = VDDD = VDD) | VDD | 1.8 | | 5.5 | V | With regulator enabled | 19 |
| Power supply input voltage unregulated | VDDD | 1.71 | 1.8 | 1.89 | V | Internally unregulated supply | 19 |
| Output voltage (for core logic) | VCCD | | 1.8 | | V | | 19 |
| External regulator voltage (VCCD) bypass | CEFC | 1 | 1.3 | 1.6 | µF | X5R ceramic or better | 19 |
| Power supply decoupling capacitor | CEXC | | 1 | | µF | X5R ceramic or better | 19 |
| Active current, 6 MHz | IDD4 | | | 2.8 | mA | Execute from Flash; CPU at 6 MHz; VDD = 1.71 V to 5.5 V | 19 |
| Active current, 6 MHz | IDD5 | | 2.2 | | mA | Execute from Flash; CPU at 6 MHz; T = 25 °C | 19 |
| Active current, 12 MHz | IDD7 | | | 4.2 | mA | Execute from Flash; CPU at 12 MHz | 19 |
| Active current, 12 MHz | IDD8 | | 3.7 | | mA | Execute from Flash; CPU at 12 MHz; T = 25 °C | 19 |
| Active current, 24 MHz | IDD11 | | 6.7 | | mA | Execute from Flash; CPU at 24 MHz; T = 25 °C | 19 |
| Active current, 24 MHz | IDD12 | | | 7.2 | mA | Execute from Flash; CPU at 24 MHz | 19 |
| Sleep current, 6 MHz | IDD20 | | 1.3 | 1.8 | mA | I2C wakeup, WDT, and Comparators on. 6 MHz; VDD = 1.71 to 5.5 V | 19 |
| Sleep current, 12 MHz | IDD20A | | 1.7 | 2.2 | mA | I2C wakeup, WDT, and Comparators on. 12 MHz; VDD = 1.71 to 5.5 V | 19 |
| Deep Sleep current, 1.8-3.6 V | IDD27 | | | 45 | µA | I2C wakeup and WDT on; T = 85 °C | 20 |
| Deep Sleep current, 3.6-5.5 V | IDD29 | | 1.5 | 15 | µA | I2C wakeup and WDT on; Typ at 25 °C, Max at 85 °C | 20 |
| Deep Sleep current, regulator bypassed | IDD33 | | | 60 | µA | I2C wakeup and WDT on; T = 85 °C | 20 |
| Hibernate current, 1.8-3.6 V | IDD36 | | | 1000 | nA | GPIO and Reset active; T = 85 °C | 20 |
| Hibernate current, regulator bypassed | IDD42 | | | 1000 | nA | GPIO and Reset active; T = 85 °C | 20 |
| Stop Mode current | IDD43A | | 20 | 80 | nA | VDD = 3.3 V; Typ at 25 °C, Max at 85 °C | 20 |
| Supply current while XRES asserted | IDD_XR | | 2 | 5 | mA | | 20 |
| CPU frequency | FCPU | 0 | | 24 | MHz | 1.71 ≤ VDD ≤ 5.5; printed min DC | 20 |
| Wakeup from sleep mode | TSLEEP | | 0 | | µs | Guaranteed by characterization | 20 |
| Wakeup from Deep Sleep mode | TDEEPSLEEP | | | 25 | µs | 24-MHz IMO. Guaranteed by characterization | 20 |
| Wakeup from Hibernate and Stop modes | THIBERNATE | | | 2 | ms | Guaranteed by characterization | 20 |
| External reset pulse width | TRESETWIDTH | 1 | | | µs | Guaranteed by characterization | 20 |
| Trimmed internal reference to SAR | VREFSAR | -1 | | 1 | % | Percentage of Vbg (1.024 V). Guaranteed by characterization | 33 |
| Clock switching from clk1 to clk2 | TCLKSWITCH | 3 | | 4 | Periods | In clk1 periods. Guaranteed by design | 33 |
| Number of wait states at 24 MHz | TWS24 | 0 | | | | CPU execution from Flash. Guaranteed by characterization | 33 |
| Operating ambient temperature | TA | -40 | 25 | 105 | °C | | 36 |
| Operating junction temperature | TJ | -40 | | 125 | °C | | 36 |
| Package thermal resistance junction-to-ambient (28-pin SSOP) | TJA | | 66.58 | | °C/Watt | | 36 |
| Package thermal resistance junction-to-case (28-pin SSOP) | TJC | | 26.28 | | °C/Watt | | 36 |
| Solder reflow peak temperature (28-pin SSOP) | | | | 260 | °C | Maximum time at peak 30 seconds | 36 |
## CAD (KiCad official)
- Symbol: `CY8C4125PVI-482T`
- Footprint: `Package_SO:SSOP-28_5.3x10.2mm_P0.65mm`
- 3D model: SSOP-28-208mil (KiCad packages3D, STEP)
- 3D model files: `cy8c4125pvi-482t-etched.step` / `cy8c4125pvi-482t-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cy8c4125pvi-482t.step` / `cy8c4125pvi-482t.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Cypress Semicon datasheet](https://www.infineon.com/dgdl/Infineon-PSoC_4_PSoC_4100_Family-DataSheet-v12_00-EN.pdf?fileId=8ac78c8c7d0d8da4017d0ec86cc240d7&utm_source=cypress&utm_medium=referral&utm_campaign=202110_globe_en_all_integration-files) (44 pp, sha256 `96f5358c3c46932a`, retrieved 2026-10-31, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/cy8c4125pvi-482t-datasheet.pdf)