User's Manual

PRELIMINARY DATA SHEET • SKY66430-11: LTE FOR IoT SYSTEM-in-PACKAGE
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
6 August 26, 2019 • Skyworks Proprietary and Confidential Information • Products and Product Information are Subject to Change Without Notice • 204412F
Table 1. SKY66430-11 Signal Pin Assignments and Functional Pin Descriptions (2 of 4)
Ball ID Ball Name Description GPIO Direction
IO Power
Group Pad Type
Drive
(mA) State @ Reset
B14 UART1_CLK
UART CLK not enabled by default,
available as GPIO GPIO[4] In/Out PMU_1V8 BIDIR 2 In, PU
B17 MSSPI_SDO Master-slave SPI output data GPIO[17] In/Out PMU_1V8 BIDIR 2 In, PU
B20 STATUS_LED Status LED output (see AT+SQNLED) GPIO[32] In PMU BIDIR_WAKE N/A In, HiZ
C1 Reserved
Reserved pad: it must be pulled up to
+1V8, supply (PMU_1V8) and
connected to a test point GPIO[29] In/Out PMU BIDIR_WAKE N/A In, HiZ
C2 WAKE_GPIO_3
Wake source (wake capability not
enabled by default) GPIO[31] In/Out PMU BIDIR_WAKE N/A In, HiZ
C3 TMS JTAG
C4 UART0_CLK
UART CLK not enabled by default,
available as GPIO GPIO[0] In/Out PMU_1V8 BIDIR 2 In, PU
C5 UART0_SIN UART0 data in GPIO[1] In/Out PMU_1V8 BIDIR 2 In, PU
C6 RFDATA_14 RF control signal
C7 UART2_CLK
UART CLK not enabled by default,
available as GPIO GPIO[8] In/Out PMU_1V8 BIDIR 2 In, PU
C8 UART2_SIN UART2 data in GPIO[9] In/Out PMU_1V8 BIDIR 2 In, PU
C9 SCI_EXT_CLK External SIM clock GPIO[21] Out VCC_SCI0 BIDIR 2 Out, PD
C11 SCI_INT_DATA
Internal SIM data. A 4.7 kΩ pull-up
resistor to VCC_SCI1 is mandatory. GPIO[23] In/Out VCC_SCI1 BIDIR 2 In, PU
C12 QSPI_IO_1 Quad-SPI Flash I/0 1
C13 QSPI_IO_2 Quad-SPI Flash I/0 2
C14 UART1_SIN UART1 data in GPIO[5] In/Out PMU_1V8 BIDIR 2 In, PU
C16 PS_STATUS
PS_STATUS: High = modem active /
low = modem in low power modes. GPIO[33] In/Out PMU BIDIR_WAKE N/A In, HiZ
C17 MSSPI_CLK Master-Slave SPI clock GPIO[15] In/Out PMU_1V8 BIDIR 2 In, PU
C19 WAKE_PWR_OFF_GPIO
Wake source (wake capability not
enabled by default) GPIO[27] In/Out PMU BIDIR_WAKE N/A In, HiZ
D1 WAKE_TIMESTAMP_SNAP_0
Wake source (wake capability not
enabled by default) GPIO[34] In/Out PMU BIDIR_WAKE N/A In, HiZ
D2 WAKE_GPIO_2
Wake source (wake capability not
enabled by default) GPIO[30] In/Out PMU BIDIR_WAKE N/A In, HiZ
D3 KHZ32_CLK_OUT Output 32 kHz GPIO[26] Out PMU_1V8 BIDIR 2 In, HiZ
D4 UART0_SOUT UART0 data out GPIO[2] In/Out PMU_1V8 BIDIR 2 In, PU
D6 UART0_RTS_N UART0_RTS_N output GPIO[3] In/Out PMU_1V8 BIDIR 2 In, PU
D7 I2C_SCL
I
2
C interface clock. Output only for
I2C_SCL function. In/Out for GPIO
function GPIO[14] In/Out PMU_1V8 BIDIR 2 In, PU
D10 RFIC_LDO_EN
Internal LDO enable: connect external
100K pull-down resistor to GND
D11 QSPI_CS_N Quad-SPI chip select
D12 QSPI_IO_3 Quad-SPI I/O 3
D13 QSPI_CLK Quad-SPI clock
D14 QSPI_IO_0 Quad-SPI I/O 0