component
CY8C4248AZI-L485
Public Made by Adomby adom
Cypress Semicon Microcontroller Units (MCUs/MPUs/SOCs), TQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
CY8C4248AZI-L485
Cypress Semicon · Microcontroller Units (MCUs/MPUs/SOCs) · TQFP-64(10x10)
CY8C4248AZI-L485 from Cypress Semicon, in a TQFP-64(10x10). 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 | P1.7/VREF | bidirectional | GPIO pin P1.7 that also serves as CTB0 pad 7 and the external SAR reference input sar_ext_vref, which can be used for an external bypass of the internal reference. |
| 2 | P2.0 | bidirectional | GPIO pin P2.0 connected to SARMUX pad 0 of the 8-input SAR sequencer, with TCPWM and SCB alternate functions. |
| 3 | P2.1 | bidirectional | GPIO pin P2.1 connected to SARMUX pad 1 of the SAR sequencer, with TCPWM and SCB alternate functions. |
| 4 | P2.2 | bidirectional | GPIO pin P2.2 connected to SARMUX pad 2 of the SAR sequencer, with TCPWM and SCB alternate functions. |
| 5 | P2.3 | bidirectional | GPIO pin P2.3 connected to SARMUX pad 3 of the SAR sequencer, with TCPWM and SCB alternate functions. |
| 6 | P2.4 | bidirectional | GPIO pin P2.4 connected to SARMUX pad 4 of the SAR sequencer, with TCPWM and SCB alternate functions. |
| 7 | P2.5 | bidirectional | GPIO pin P2.5 connected to SARMUX pad 5 of the SAR sequencer, with TCPWM and SCB alternate functions. |
| 8 | P2.6 | bidirectional | GPIO pin P2.6 connected to SARMUX pad 6 of the SAR sequencer, with TCPWM and SCB alternate functions. |
| 9 | P2.7 | bidirectional | GPIO pin P2.7 connected to SARMUX pad 7 of the SAR sequencer, with TCPWM alternate function. |
| 10 | VSSA | power_in | Analog ground pin, shorted to VSS where the package does not provide a separate pin. |
| 11 | VDDA | power_in | Analog VDD pin that should be present before or concurrently with VDDD, and whose value must be equal to or higher than VDDD and VDDIO. |
| 12 | P6.0 | bidirectional | Overvoltage-tolerant GPIO pin P6.0 (GPIO_OVT) with TCPWM, SCB and CAN alternate functions. |
| 13 | P6.1 | bidirectional | Overvoltage-tolerant GPIO pin P6.1 (GPIO_OVT) with TCPWM, SCB and CAN alternate functions. |
| 14 | P6.2 | bidirectional | Overvoltage-tolerant GPIO pin P6.2 (GPIO_OVT) with TCPWM, SCB and CAN alternate functions. |
| 15 | P6.4/P12.0 | bidirectional | Overvoltage-tolerant GPIO pin P6.4 that is shared with SIO pin P12.0, with TCPWM and SCB alternate functions. |
| 16 | P6.5/P12.1 | bidirectional | Overvoltage-tolerant GPIO pin P6.5 that is shared with SIO pin P12.1, with TCPWM and SCB alternate functions. |
| 17 | VSSIO | power_in | I/O ground pin for the VDDIO power domain. |
| 18 | P3.0 | bidirectional | GPIO pin P3.0 with TCPWM and SCB alternate functions, including SCB UART RX. |
| 19 | P3.1 | bidirectional | GPIO pin P3.1 with TCPWM and SCB alternate functions, including SCB UART TX. |
| 20 | P3.2 | bidirectional | GPIO pin P3.2 with TCPWM and SCB alternate functions, and the SWD data alternate function. |
| 21 | P3.3 | bidirectional | GPIO pin P3.3 with TCPWM and SCB alternate functions, and the SWD clock alternate function. |
| 22 | P3.4 | bidirectional | GPIO pin P3.4 with TCPWM and SCB SPI select alternate functions. |
| 23 | P3.5 | bidirectional | GPIO pin P3.5 with TCPWM and SCB SPI select alternate functions. |
| 24 | P3.6 | bidirectional | GPIO pin P3.6 with TCPWM and SCB SPI select alternate functions. |
| 25 | P3.7 | bidirectional | GPIO pin P3.7 with TCPWM alternate function. |
| 26 | VDDIO | power_in | I/O pin power domain that should not be present without VDDD. |
| 27 | P4.0 | bidirectional | GPIO pin P4.0 with SCB, CAN and I2C alternate functions. |
| 28 | P4.1 | bidirectional | GPIO pin P4.1 with SCB and CAN alternate functions. |
| 29 | P4.2 | bidirectional | GPIO pin P4.2 with CSD C_mod, SCB, CAN and LPCOMP alternate functions. |
| 30 | P4.3 | bidirectional | GPIO pin P4.3 with CSD C_sh_tank, SCB and LPCOMP alternate functions. |
| 31 | P4.4 | bidirectional | GPIO pin P4.4 with CAN TX enable and SCB SPI select alternate functions. |
| 32 | P4.5 | bidirectional | GPIO pin P4.5 with CAN RX and SCB SPI select alternate functions. |
| 33 | P4.6 | bidirectional | GPIO pin P4.6 with CAN TX and SCB SPI select alternate functions. |
| 34 | D+/P13.0 | bidirectional | USB Full-Speed D+ data line shared with GPIO P13.0, which requires VBUS (P13.2) to be powered. |
| 35 | D-/P13.1 | bidirectional | USB Full-Speed D- data line shared with GPIO P13.1, which requires VBUS (P13.2) to be powered. |
| 36 | VBUS/P13.2 | power_in | USB VBUS input, typically 5 V with a range of 4.35 V to 5.5 V, with no constraint relative to VDDD. |
| 37 | P7.0 | bidirectional | GPIO pin P7.0 that is also the external crystal oscillator input srss.eco_in, with TCPWM and SCB alternate functions. |
| 38 | P7.1 | bidirectional | GPIO pin P7.1 that is also the external crystal oscillator output srss.eco_out, with TCPWM and SCB alternate functions. |
| 39 | P0.0 | bidirectional | GPIO pin P0.0 with LPCOMP input, CAN RX and USB VBUS-valid alternate functions. |
| 40 | P0.1 | bidirectional | GPIO pin P0.1 with LPCOMP input, CAN TX and SCB alternate functions. |
| 41 | P0.2 | bidirectional | GPIO pin P0.2 with LPCOMP input and SCB alternate functions. |
| 42 | P0.3 | bidirectional | GPIO pin P0.3 with LPCOMP input. |
| 43 | P0.4 | bidirectional | GPIO pin P0.4 that is also the watch crystal oscillator input wco_in, with SCB alternate functions. |
| 44 | P0.5 | bidirectional | GPIO pin P0.5 that is also the watch crystal oscillator output wco_out, with SCB alternate functions. |
| 45 | P0.6 | bidirectional | GPIO pin P0.6 that is also the external clock input srss.ext_clk, with SCB alternate functions. |
| 46 | P0.7 | bidirectional | GPIO pin P0.7 with SCB RTS, CAN TX enable and wakeup alternate functions. |
| 47 | XRES | input | External reset input reserved for external reset to avoid complications with configuration and multiple pin functions during power-on or reconfiguration. |
| 48 | VCCD | power_out | Regulated digital supply output of 1.8 V ±5% that must be bypassed to VSS with a 1 µF ceramic capacitor. |
| 49 | VSSD | power_in | Digital ground pin. |
| 50 | VDDD | power_in | Power supply for both analog and digital sections where there is no VDDA pin, operating over 1.71 V to 5.5 V. |
| 51 | P5.0 | bidirectional | GPIO pin P5.0 with CTB1 pad, CSD C_mod, TCPWM and SCB alternate functions. |
| 52 | P5.1 | bidirectional | GPIO pin P5.1 with CTB1 pad, CSD C_sh_tank, TCPWM and SCB alternate functions. |
| 53 | P5.2 | bidirectional | GPIO pin P5.2 with CTB1 pad, CTB1 opamp output, TCPWM, SCB and LPCOMP alternate functions. |
| 54 | P5.3 | bidirectional | GPIO pin P5.3 with CTB1 pad, CTB1 opamp output, TCPWM, SCB and LPCOMP alternate functions. |
| 55 | P5.5 | bidirectional | GPIO pin P5.5 with CTB1 pad, TCPWM and SCB SPI select alternate functions. |
| 56 | VDDA | power_in | Analog VDD pin where package pins allow, which must be equal to or higher than VDDD and VDDIO. |
| 57 | VSSA | power_in | Analog ground pin where package pins allow, shorted to VSS otherwise. |
| 58 | P1.0 | bidirectional | GPIO pin P1.0 with CTB0 pad, TCPWM and SCB alternate functions. |
| 59 | P1.1 | bidirectional | GPIO pin P1.1 with CTB0 pad, TCPWM and SCB alternate functions. |
| 60 | P1.2 | bidirectional | GPIO pin P1.2 with CTB0 opamp output, TCPWM and SCB alternate functions. |
| 61 | P1.3 | bidirectional | GPIO pin P1.3 with CTB0 opamp output, TCPWM and SCB alternate functions. |
| 62 | P1.4 | bidirectional | GPIO pin P1.4 with CTB0 pad, TCPWM and SCB SPI select alternate functions. |
| 63 | P1.5 | bidirectional | GPIO pin P1.5 with CTB0 pad, TCPWM and SCB SPI select alternate functions. |
| 64 | P1.6 | bidirectional | GPIO pin P1.6 with CTB0 pad, TCPWM and SCB SPI select alternate functions. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Cypress Semicon |
| Package | TQFP-64(10x10) |
| Category | Single Chip Microcomputer/Microcontroller |
| Pins | 64 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Analog or digital supply relative to VSS | VDD_ABS | -0.5 | 6 | V | Absolute maximum | 27 | |
| Direct digital core voltage input relative to VSSD | VCCD_ABS | -0.5 | 1.95 | V | Absolute maximum | 27 | |
| GPIO voltage; VDDD or VDDA | VGPIO_ABS | -0.5 | V | Absolute maximum; max printed as VDD + 0.5 | 27 | ||
| Current per GPIO | IGPIO_ABS | -25 | 25 | mA | Absolute maximum | 27 | |
| GPIO injection current per pin | IG-PIO_injection | -0.5 | 0.5 | mA | Absolute maximum | 27 | |
| Electrostatic discharge human body model | ESD_HBM | 2200 | V | 27 | |||
| Electrostatic discharge charged device model | ESD_CDM | 500 | V | 27 | |||
| Pin current for latch-up | LU | -140 | 140 | mA | 27 | ||
| Power Supply Input Voltage (VDDA = VDDD = VDD) | VDDD | 1.8 | 5.5 | V | With regulator enabled | 28 | |
| Power supply input voltage unregulated | VDDD | 1.71 | 1.8 | 1.89 | V | Internally unregulated Supply | 28 |
| External Regulator voltage (VCCD) bypass | CEFC | 1 | 1.3 | 1.6 | µF | X5R ceramic or better | 28 |
| Operating ambient temperature | TA | -40 | 25 | 105 | °C | 58 | |
| Operating junction temperature | TJ | -40 | 125 | °C | 58 | ||
| Active mode execute from flash, CPU at 6 MHz | IDD1 | 2.2 | 3.1 | mA | Execute from flash; CPU at 6 MHz | 28 | |
| Active mode execute from flash, CPU at 12 MHz | IDD2 | 3.7 | 4.8 | mA | Execute from flash; CPU at 12 MHz | 28 | |
| Active mode execute from flash, CPU at 24 MHz | IDD3 | 6.7 | 8 | mA | Execute from flash; CPU at 24 MHz | 28 | |
| Active mode execute from flash, CPU at 48 MHz | IDD4 | 12.8 | 14.5 | mA | Execute from flash; CPU at 48 MHz | 28 | |
| Sleep mode I2C wakeup, WDT and Comparators on, regulator off | IDD16 | 1.8 | 2.2 | mA | I2C wakeup, WDT, and Comparators on. Regulator Off. VDD = 1.71 V to 1.89 V, 6 MHz | 28 | |
| Sleep mode I2C wakeup, WDT and Comparators on | IDD17 | 1.7 | 2.1 | mA | I2C wakeup, WDT, and Comparators on. VDD = 1.8 V to 5.5 V, 6 MHz | 28 | |
| Sleep mode I2C wakeup, WDT and Comparators on, regulator off | IDD18 | 2.4 | 2.9 | mA | I2C wakeup, WDT, and Comparators on. Regulator Off. VDD = 1.71 V to 1.89 V, 12 MHz | 28 | |
| Sleep mode I2C wakeup, WDT and Comparators on | IDD19 | 2.3 | 2.8 | mA | I2C wakeup, WDT, and Comparators on. VDD = 1.8 V to 5.5 V, 12 MHz | 28 | |
| Deep Sleep mode I2C wakeup and WDT on, regulator off | IDD25 | 13.5 | µA | Deep Sleep Mode, -40°C to +60°C. I2C wakeup and WDT on. Regulator Off. VDD = 1.71 V to 1.89 V | 28 | ||
| Deep Sleep mode I2C wakeup and WDT on | IDD26 | 1.3 | 20 | µA | Deep Sleep Mode, -40°C to +60°C. I2C wakeup and WDT on. VDD = 1.8 V to 3.6 V | 28 | |
| Deep Sleep mode I2C wakeup and WDT on | IDD27 | 20 | µA | Deep Sleep Mode, -40°C to +60°C. I2C wakeup and WDT on. VDD = 3.6 V to 5.5 V | 28 | ||
| Frequency variation with IMO set to 3 MHz (WCO-PLL calibrated) | IMOWCO1 | -0.6 | 0.6 | % | Does not include WCO tolerance. | 50 | |
| Frequency variation with IMO set to 5 MHz (WCO-PLL calibrated) | IMOWCO2 | -0.4 | 0.4 | % | Does not include WCO tolerance. | 50 | |
| Frequency variation with IMO set to 7 MHz or 9 MHz (WCO-PLL calibrated) | IMOWCO3 | -0.3 | 0.3 | % | Does not include WCO tolerance. | 50 | |
| All other IMO frequency settings (WCO-PLL calibrated) | IMOWCO4 | -0.2 | 0.2 | % | Does not include WCO tolerance. | 50 | |
| Duty cycle WCO | TILODUTY | 40 | 50 | 60 | % | Guaranteed by characterization. | 49 |
| 32 kHz trimmed frequency | FILOTRIM1 | 15 | 32 | 50 | kHz | ±60% with trim. | 49 |
| Trimmed internal reference to SAR | VREFSAR | -1 | 1 | % | Percentage of Vbg (1.024 V). Guaranteed by characterization. | 51 | |
| Max frequency of 16-bit timer in a UDB pair | FMAX-TIMER | 48 | MHz | 51 | |||
| Max frequency of 16-bit adder in a UDB pair | FMAX-ADDER | 48 | MHz | 51 | |||
| Max frequency of 16-bit CRC/PRS in a UDB pair | FMAX_CRC | 48 | MHz | 51 | |||
| Max frequency of 2-pass PLD function in a UDB pair | FMAX_PLD | 48 | MHz | 51 | |||
| Clock switching from clk1 to clk2 in clk1 periods | TCLKSWITCH | 3 | 4 | Periods | Guaranteed by design. | 51 | |
| PLL DC current In = 3 MHz, Out = 48 MHz | IDD_PLL_48 | 530 | 610 | µA | In = 3 MHz, Out = 48 MHz | 49 | |
| PLL DC current In = 3 MHz, Out = 24 MHz | IDD_PLL_24 | 300 | 405 | µA | In = 3 MHz, Out = 24 MHz | 49 | |
| PLL input frequency | FPLLIN | 1 | 48 | MHz | 49 | ||
| PLL intermediate frequency; prescaler out | FPLLINT | 1 | 3 | MHz | 49 | ||
| VCO output frequency before post-divide | FPLLVCO | 22.5 | 104 | MHz | 49 | ||
| Lock time at startup | PLLlocktime | 250 | µs | 49 | |||
| Period jitter for VCO ≥ 67 MHz | Jperiod_1 | 150 | ps | Guaranteed By design. | 49 | ||
| Period jitter for VCO ≤ 67 MHz | Jperiod_2 | 200 | ps | Guaranteed By design. | 49 | ||
| ILO operating current at 32 kHz | IILO1 | 0.3 | 1.05 | µA | Guaranteed by characterization. | 49 | |
| ILO startup time | TSTARTILO1 | 2 | ms | Guaranteed by characterization. | 49 | ||
| External Clock input Frequency | ExtClkFreq | 0 | 48 | MHz | Guaranteed by characterization. | 50 | |
| Duty cycle measured at VDD/2 | ExtClkDuty | 45 | 55 | % | Guaranteed by characterization. | 50 | |
| Frequency tolerance | FTOL | 50 | 250 | ppm | With 20-ppm crystal. | 50 | |
| Drive Level | PD | 1 | µW | 50 | |||
| Startup time | TSTART | 500 | ms | 50 | |||
| Crystal load capacitance | CL | 6 | 12.5 | pF | 50 | ||
| Operating current (high power mode) | IWCO1 | 8 | uA | 50 | |||
| Block operating current | IECO1 | 1.5 | mA | 50 | |||
| Crystal frequency range | FECO | 4 | 33 | MHz | 50 | ||
| Block current consumption | IDD_CAN | 200 | µA | 55 | |||
| CAN Bit rate | CAN_bits | 1 | Mbps | Min 8-MHz clock | 55 | ||
| Package JA (64-pin TQFP) | TJA | 54 | °C/W | 58 |
CAD (KiCad official)
- Symbol:
CY8C4248AZI-L485 - Footprint:
Package_QFP:TQFP-64_10x10mm_P0.5mm - 3D model: TQFP-64(10x10) (KiCad packages3D, STEP)
- 3D model files:
cy8c4248azi-l485-etched.step/cy8c4248azi-l485-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cy8c4248azi-l485.step/cy8c4248azi-l485.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Cypress Semicon datasheet (72 pp, sha256
f1b627a0d51ff44b, retrieved 2026-11-02, 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).