BCM43907 Preliminary Data Sheet
Power Supply Segments
Power Supply Segments
The digital I/O's are placed in physical segments. The supply voltage for each segment can be independently
selected.
Table 19 shows the power supply segments and the I/O pins associated with each segment.
Table 19: Power Supply Segments
Power Supply Segment
Pins
VDDIO
CLK_REQ, GPIO_0, GPIO_1, GPIO_2, GPIO_3, GPIO_4, GPIO_5, GPIO_6,
GPIO_7, GPIO_8, GPIO_9, GPIO_10, GPIO_11, GPIO_12, GPIO_13, GPIO_14,
GPIO_15, GPIO_16, I2C0_CLK, I2C0_SDATA, I2C1_CLK, I2C1_SDATA,
JTAG_SEL, PWM0, PWM1, PWM2, PWM3, PWM4, PWM5, SFL_CLK, SFL_CS,
SFL_IO0, SFL_IO1, SFL_IO2, SFL_IO3, SPI0_CLK, SPI0_CS, SPI0_MISO,
SPI0_SISO, SPI1_CLK, SPI1_CS, SPI1_MISO, SPI1_SISO, SRSTN,
UART0_CTS, UART0_RTS, UART0_RXD, UART0_TXD, USB2_DSEL
VDDIO_I2S
VDDIO_RF
I2S_LRCLK0, I2S_LRCLK1, I2S_MCLK0, I2S_MCLK1, I2S_SCLK0, I2S_SCLK1,
I2S_SDATAI0, I2S_SDATAI1, I2S_SDATAO0, I2S_SDATAO1
RF_SW_CTRL_0, RF_SW_CTRL_1, RF_SW_CTRL_2, RF_SW_CTRL_3,
RF_SW_CTRL_4, RF_SW_CTRL_5, RF_SW_CTRL_6, RF_SW_CTRL_7,
RF_SW_CTRL_8, RF_SW_CTRL_9
VDDIO_RMII
RMII_G_COL, RMII_G_CRS, RMII_G_RXC, RMII_G_RXD0, RMII_G_RXD1,
RMII_G_RXD2, RMII_G_RXD3, RMII_G_RXDV, RMII_G_TXC, RMII_G_TXD0,
RMII_G_TXD1, RMII_G_TXD2, RMII_G_TXD3, RMII_G_TXEN, RMII_MDC,
RMII_MDIO
Ethernet MAC Controller (MII/RMII) DC Characteristics
Table 20: MII Recommended Operating Condition
Parameter
Symbol
Minimum
Maximum
Units
Supply voltage
GMAC_VDDIO (MII/RMII)
3.14
3.47
V
GPIO, UART, and JTAG Interfaces DC Characteristics
Table 21: GPIO, UART, and JTAG Interfaces
Parameter
Symbol
Minimum
Maximum
Units
Conditions
Logic input high voltage
Logic input low voltage
Logic output high voltage
Logic output low voltage
V
V
V
V
2.0
–0.5
2.4
–
VDDIO + 0.5
V
V
V
V
–
–
–
–
IH
0.8
–
IL
OH
OL
0.4
Broadcom®
March 12, 2016 • 43907-DS104-R
Page 78
BROADCOM CONFIDENTIAL
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