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CC2545RGZR

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Texas Instruments RF Transceiver ICs, VQFN-48-EP(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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CC2545RGZR

Texas Instruments · RF Transceiver ICs · VQFN-48-EP(7x7)

CC2545RGZR from Texas Instruments, in a VQFN-48-EP(7x7). 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 P3_3 bidirectional Port 3.3 general-purpose digital I/O pin.
2 P3_2 bidirectional Port 3.2 general-purpose digital I/O pin.
3 P3_1 bidirectional Port 3.1 general-purpose digital I/O pin.
4 P3_0 bidirectional Port 3.0 general-purpose digital I/O pin.
5 P2_3 bidirectional Port 2.3 general-purpose digital I/O pin.
6 P2_2 bidirectional Port 2.2 general-purpose digital I/O pin.
7 P2_1 bidirectional Port 2.1 general-purpose digital I/O pin.
8 P2_0 bidirectional Port 2.0 general-purpose digital I/O pin.
9 P0_7 bidirectional Port 0.7 general-purpose digital I/O pin.
10 P0_6 bidirectional Port 0.6 general-purpose digital I/O pin.
11 P0_5 bidirectional Port 0.5 general-purpose digital I/O pin.
12 P0_4 bidirectional Port 0.4 general-purpose digital I/O pin.
13 P0_3 bidirectional Port 0.3 general-purpose digital I/O pin.
14 P0_2 bidirectional Port 0.2 general-purpose digital I/O pin.
15 P0_1 bidirectional Port 0.1 general-purpose digital I/O pin.
16 P0_0 bidirectional Port 0.0 general-purpose digital I/O pin.
17 P2_7 bidirectional Port 2.7 general-purpose digital I/O pin.
18 P2_6 bidirectional Port 2.6 general-purpose digital I/O pin.
19 P2_5 bidirectional Port 2.5 general-purpose digital I/O pin.
20 P2_4 bidirectional Port 2.4 general-purpose digital I/O pin.
21 VDD power_in 2-V to 3.6-V analog power-supply connection.
22 RESET_N input Reset input, active-low.
23 P1_4/DC bidirectional Port 1.4 digital I/O, also the debug clock (DC) pin.
24 P1_3/DD bidirectional Port 1.3 digital I/O, also the debug data (DD) pin.
25 VDD power_in 2-V to 3.6-V analog power-supply connection.
26 XOSC_Q1 passive 32-MHz crystal oscillator pin 1, or external-clock input.
27 XOSC_Q2 passive 32-MHz crystal oscillator pin 2.
28 VDD power_in 2-V to 3.6-V analog power-supply connection.
29 VSS power_in Unused pin; connect to ground.
30 RF_P passive Positive RF input to the LNA during RX and positive RF output from the PA during TX.
31 RF_N passive Negative RF input to the LNA during RX and negative RF output from the PA during TX.
32 VSS power_in Unused pin; connect to ground.
33 VDD power_in 2-V to 3.6-V analog power-supply connection.
34 VDD power_in 2-V to 3.6-V analog power-supply connection.
35 RBIAS passive External precision bias resistor for the reference current.
36 P1_6/XOSC32K_Q2 bidirectional Port 1.6 digital I/O, also the 32.768-kHz crystal oscillator pin 2.
37 P1_5/XOSC32K_Q1 bidirectional Port 1.5 digital I/O, also the 32.768-kHz crystal oscillator pin 1 or external-clock input.
38 P1_2 bidirectional Port 1.2 digital I/O with 20-mA drive strength.
39 P1_1 bidirectional Port 1.1 digital I/O with 20-mA drive strength.
40 P1_0 bidirectional Port 1.0 digital I/O with 20-mA drive strength.
41 VDD power_in 2-V to 3.6-V analog power-supply connection.
42 DCPL1 power_out 1.8-V digital power-supply decoupling pin; do not use for supplying external circuits.
43 VDD power_in 2-V to 3.6-V analog power-supply connection.
44 VSS power_in Unused pin; connect to ground.
45 P3_7 bidirectional Port 3.7 general-purpose digital I/O pin.
46 P3_6 bidirectional Port 3.6 general-purpose digital I/O pin.
47 P3_5 bidirectional Port 3.5 general-purpose digital I/O pin.
48 P3_4 bidirectional Port 3.4 general-purpose digital I/O pin.
49 VSS passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VQFN-48-EP(7x7)
Category RF And Wireless
Pins 49

CAD (KiCad official)

  • Symbol: CC2545RGZR
  • Footprint: Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm
  • 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)
  • 3D model files: cc2545rgzr-etched.step / cc2545rgzr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cc2545rgzr.step / cc2545rgzr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (28 pp, sha256 acb1329a8f0dd579, retrieved 2026-10-08, 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, 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