# CC2533F64RHAR

**Texas Instruments** · RF Transceiver ICs · VQFN-40-EP(6x6)

CC2533F64RHAR from Texas Instruments, in a VQFN-40-EP(6x6). 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 | NC | unconnected | Unused pin, no connect. |
| 2 | SCL | bidirectional | I2C clock pin or digital I/O; leave floating if not used. |
| 3 | SDA | bidirectional | I2C data pin or digital I/O; leave floating if not used. |
| 4 | NC | unconnected | Unused pin, no connect. |
| 5 | P1_5 | bidirectional | Digital I/O Port 1.5. |
| 6 | P1_4 | bidirectional | Digital I/O Port 1.4. |
| 7 | P1_3 | bidirectional | Digital I/O Port 1.3. |
| 8 | P1_2 | bidirectional | Digital I/O Port 1.2. |
| 9 | P1_1 | bidirectional | Digital I/O Port 1.1 with 20-mA drive capability. |
| 10 | DVDD2 | power_in | 2-V to 3.6-V digital power-supply connection. |
| 11 | P1_0 | bidirectional | Digital I/O Port 1.0 with 20-mA drive capability. |
| 12 | P0_7 | bidirectional | Digital I/O Port 0.7. |
| 13 | P0_6 | bidirectional | Digital I/O Port 0.6. |
| 14 | P0_5 | bidirectional | Digital I/O Port 0.5. |
| 15 | P0_4 | bidirectional | Digital I/O Port 0.4. |
| 16 | P0_3 | bidirectional | Digital I/O Port 0.3. |
| 17 | P0_2 | bidirectional | Digital I/O Port 0.2. |
| 18 | P0_1 | bidirectional | Digital I/O Port 0.1. |
| 19 | P0_0 | bidirectional | Digital I/O Port 0.0. |
| 20 | RESET_N | input | Active-low digital reset input. |
| 21 | AVDD5 | power_in | 2-V to 3.6-V analog power-supply connection. |
| 22 | XOSC_Q1 | bidirectional | 32-MHz crystal oscillator pin 1 or external clock input. |
| 23 | XOSC_Q2 | bidirectional | 32-MHz crystal oscillator pin 2. |
| 24 | AVDD3 | power_in | 2-V to 3.6-V analog power-supply connection. |
| 25 | RF_P | bidirectional | Positive RF input to LNA during RX and positive RF output from PA during TX. |
| 26 | RF_N | bidirectional | Negative RF input to LNA during RX and negative RF output from PA during TX. |
| 27 | AVDD2 | power_in | 2-V to 3.6-V analog power-supply connection. |
| 28 | AVDD1 | power_in | 2-V to 3.6-V analog power-supply connection. |
| 29 | AVDD4 | power_in | 2-V to 3.6-V analog power-supply connection. |
| 30 | RBIAS | passive | External precision bias resistor for reference current. |
| 31 | AVDD6 | power_in | 2-V to 3.6-V analog power-supply connection. |
| 32 | P2_4/XOSC32K_Q1 | bidirectional | Digital I/O Port 2.4 or 32.768-kHz XOSC analog I/O. |
| 33 | P2_3/XOSC32K_Q2 | bidirectional | Digital I/O Port 2.3 or 32.768-kHz XOSC analog I/O. |
| 34 | P2_2 | bidirectional | Digital I/O Port 2.2. |
| 35 | P2_1 | bidirectional | Digital I/O Port 2.1. |
| 36 | P2_0 | bidirectional | Digital I/O Port 2.0. |
| 37 | P1_7 | bidirectional | Digital I/O Port 1.7. |
| 38 | P1_6 | bidirectional | Digital I/O Port 1.6. |
| 39 | DVDD1 | power_in | 2-V to 3.6-V digital power-supply connection. |
| 40 | DCOUPL | power_out | 1.8-V digital power-supply decoupling; do not use for supplying external circuits. |
| 41 | GND | power_in | Exposed ground pad; must be connected to a solid ground plane as the chip's ground connection. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | VQFN-40-EP(6x6) |
| Category | RF And Wireless |
| Pins | 41 |

## CAD (KiCad official)

- Symbol: `CC2533F64RHAR`
- Footprint: `Package_DFN_QFN:QFN-40-1EP_6x6mm_P0.5mm_EP4.6x4.6mm`
- 3D model: VQFN-40-EP(6x6) (KiCad packages3D, STEP)
- 3D model files: `cc2533f64rhar-etched.step` / `cc2533f64rhar-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cc2533f64rhar.step` / `cc2533f64rhar.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/cc2533) (41 pp, sha256 `681f54ef231f590f`, retrieved 2026-10-08, tier: lcsc)
- **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/cc2533f64rhar-datasheet.pdf)