SWRS254A May 2021 – November 2021 CC1312R7
PRODUCTION DATA
| PIN | I/O | TYPE | DESCRIPTION | |
|---|---|---|---|---|
| NAME | NO. | |||
| DCDC_SW | 33 | — | Power | Output from internal DC/DC converter(1) |
| DCOUPL | 23 | — | Power | For decoupling of internal 1.27 V regulated digital-supply (2) |
| DIO_1 | 6 | I/O | Digital | GPIO |
| DIO_2 | 7 | I/O | Digital | GPIO |
| DIO_3 | 8 | I/O | Digital | GPIO |
| DIO_4 | 9 | I/O | Digital | GPIO |
| DIO_5 | 10 | I/O | Digital | GPIO, high-drive capability |
| DIO_6 | 11 | I/O | Digital | GPIO, high-drive capability |
| DIO_7 | 12 | I/O | Digital | GPIO, high-drive capability |
| DIO_8 | 14 | I/O | Digital | GPIO |
| DIO_9 | 15 | I/O | Digital | GPIO |
| DIO_10 | 16 | I/O | Digital | GPIO |
| DIO_11 | 17 | I/O | Digital | GPIO |
| DIO_12 | 18 | I/O | Digital | GPIO |
| DIO_13 | 19 | I/O | Digital | GPIO |
| DIO_14 | 20 | I/O | Digital | GPIO |
| DIO_15 | 21 | I/O | Digital | GPIO |
| DIO_16 | 26 | I/O | Digital | GPIO, JTAG_TDO, high-drive capability |
| DIO_17 | 27 | I/O | Digital | GPIO, JTAG_TDI, high-drive capability |
| DIO_18 | 28 | I/O | Digital | GPIO |
| DIO_19 | 29 | I/O | Digital | GPIO |
| DIO_20 | 30 | I/O | Digital | GPIO |
| DIO_21 | 31 | I/O | Digital | GPIO |
| DIO_22 | 32 | I/O | Digital | GPIO |
| DIO_23 | 36 | I/O | Digital or Analog | GPIO, analog capability |
| DIO_24 | 37 | I/O | Digital or Analog | GPIO, analog capability |
| DIO_25 | 38 | I/O | Digital or Analog | GPIO, analog capability |
| DIO_26 | 39 | I/O | Digital or Analog | GPIO, analog capability |
| DIO_27 | 40 | I/O | Digital or Analog | GPIO, analog capability |
| DIO_28 | 41 | I/O | Digital or Analog | GPIO, analog capability |
| DIO_29 | 42 | I/O | Digital or Analog | GPIO, analog capability |
| DIO_30 | 43 | I/O | Digital or Analog | GPIO, analog capability |
| EGP | — | — | GND | Ground – exposed ground pad(3) |
| JTAG_TMSC | 24 | I/O | Digital | JTAG TMSC, high-drive capability |
| JTAG_TCKC | 25 | I | Digital | JTAG TCKC |
| RESET_N | 35 | I | Digital | Reset, active low. No internal pullup resistor |
| RF_P | 1 | — | RF | Positive RF input signal to LNA during RX Positive RF output signal from PA during TX |
| RF_N | 2 | — | RF | Negative RF input signal to LNA during RX Negative RF output signal from PA during TX |
| RX_TX | 3 | — | RF | Optional bias pin for the RF LNA |
| VDDR | 45 | — | Power | Internal supply, must be powered from the internal DC/DC converter or the internal LDO(2)(4)(6) |
| VDDR_RF | 48 | — | Power | Internal supply, must be powered from the internal DC/DC converter or the internal LDO(2)(5)(6) |
| VDDS | 44 | — | Power | 1.8-V to 3.8-V main chip supply(1) |
| VDDS2 | 13 | — | Power | 1.8-V to 3.8-V DIO supply(1) |
| VDDS3 | 22 | — | Power | 1.8-V to 3.8-V DIO supply(1) |
| VDDS_DCDC | 34 | — | Power | 1.8-V to 3.8-V DC/DC converter supply |
| X48M_N | 46 | — | Analog | 48-MHz crystal oscillator pin 1 |
| X48M_P | 47 | — | Analog | 48-MHz crystal oscillator pin 2 |
| X32K_Q1 | 4 | — | Analog | 32-kHz crystal oscillator pin 1 |
| X32K_Q2 | 5 | — | Analog | 32-kHz crystal oscillator pin 2 |