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CSU8RP3216-TS
Public Made by Adomby adom
CHIPSEA Other Processors and Microcontrollers (MCUs), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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Datasheet
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README
markdownCSU8RP3216-TS
CHIPSEA · Other Processors and Microcontrollers (MCUs) · TSSOP-20
CSU8RP3216-TS from CHIPSEA, in a TSSOP-20. 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 | VSS | power_in | Ground. |
| 2 | PT1.1/INT1/XIN/RI/TI | bidirectional | I/O with open-drain output option; external interrupt 1 input with wake-up, external crystal input, UART receive and UART transmit. |
| 3 | PT1.2/INT1/XOUT/RI/TI | bidirectional | I/O; external interrupt 1 input with wake-up, external crystal output, UART receive and UART transmit. |
| 4 | PT1.3/INT1/RST/VPP | input | Input; external interrupt 1 input with wake-up, reset input (active low) and programming voltage. |
| 5 | PT1.4/INT1/PWM2/BZ2/T4/PDA | bidirectional | I/O; external interrupt 1 input with wake-up, PWM2 output, buzzer 2 output, timer/counter 4 external input and programming data line. |
| 6 | PT1.5/INT1/PWM3/BZ3/PCL | bidirectional | I/O; external interrupt 1 input with wake-up, PWM3 output, buzzer 3 output and programming clock line. |
| 7 | PT1.6/INT1/PWM4/BZ4 | bidirectional | I/O; external interrupt 1 input with wake-up, PWM4 output and buzzer 4 output. |
| 8 | PT1.7/INT1 | bidirectional | I/O; external interrupt 1 input with wake-up. |
| 9 | PT5.2 | bidirectional | General-purpose I/O. |
| 10 | PT5.1 | bidirectional | I/O with open-drain output option. |
| 11 | PT5.0/AIN8/PWM2 | bidirectional | I/O with open-drain output option; ADC input 8 and PWM2 output. |
| 12 | PT3.7/AIN7 | bidirectional | I/O; ADC input 7. |
| 13 | PT3.6/AIN6/PWM4/PWM3H | bidirectional | I/O (pull-down on by default) with open-drain output option; ADC input 6, PWM4 output and PWM3H output. |
| 14 | PT3.5/AIN5/PWM3/PWM3L | bidirectional | I/O with open-drain output option; ADC input 5, PWM3 output and PWM3L output. |
| 15 | PT3.4/AIN4/RI/TI | bidirectional | I/O (pull-down on by default); ADC input 4, UART receive and UART transmit. |
| 16 | PT3.3/AIN3/CO/RI/TI | bidirectional | I/O; ADC input 3, comparator output, UART receive and UART transmit. |
| 17 | PT3.2/AIN2/C0N/VREF | bidirectional | I/O; ADC input 2, comparator negative input and ADC reference voltage input. |
| 18 | PT3.1/AIN1/C0P/INT1/T3 | bidirectional | I/O; ADC input 1, comparator positive input, INT1 input with wake-up and timer/counter 3 external input. |
| 19 | PT3.0/AIN0/VREF/INT0/T2 | bidirectional | I/O; ADC input 0, ADC reference voltage input/internal reference voltage output, INT0 input with wake-up and timer/counter 2 external input. |
| 20 | VDD | power_in | Power supply; operating range 2.2V to 5.5V at 25C, absolute maximum -0.3 to 6.0V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | CHIPSEA |
| Package | TSSOP-20 |
| Category | Embedded Processors & Controllers |
| Pins | 20 |
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 | VDD | -0.3 | 6 | V | 112 | ||
| Operating temperature | -40 | 85 | ºC | 112 | |||
| Storage temperature | -55 | 150 | ºC | 112 | |||
| Soldering temperature | 220 | ºC | 10 seconds | 112 | |||
| Operating voltage | VDD | 2.2 | 5 | 5.5 | V | 25 ºC | 112 |
| Operating voltage | VDD | 2.3 | 5 | 5.5 | V | -40 ºC ~ +85 ºC | 112 |
| Digital input high level (VTHP30=01) | VIH3 | 0.7 | V | PT3.0 | 113 | ||
| Digital input low level (VTHP30=01) | VIL3 | 0.7 | V | PT3.0, <0.7 | 113 | ||
| Pull-up current | IPU | 50 | uA | PT1,PT3,PT5; Vin = 0 | 113 | ||
| Pull-up resistance | RPU | 100 | KΩ | PT1,PT3,PT5; VDD=5V | 113 | ||
| Pull-down resistance PT1.3 | RPD | 500 | KΩ | PT1.3; PDP12=1; VDD=5V | 113 | ||
| Pull-down resistance PT3.1 | RPD | 1 | KΩ | PT3.1; PDP12=1; VDD=5V | 113 | ||
| Pull-down resistance PT3.4 | RPD | 10 | KΩ | PT3.4; PDP12=1; VDD=5V | 113 | ||
| Pull-down resistance PT3.6 | RPD | 10 | KΩ | PT3.6; PDP12=1; VDD=5V | 113 |
CAD (KiCad official)
- Symbol:
CSU8RP3216-TS - Footprint:
Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm - 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files:
csu8rp3216-ts-etched.step/csu8rp3216-ts-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);csu8rp3216-ts.step/csu8rp3216-ts.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: CHIPSEA datasheet (132 pp, sha256
844b3c75b4dff4b2, retrieved 2026-10-26, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- 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).