AFE7901 datasheet(8/160 Pages) TI

8 / 160 page

Table 6-1. Pin Functions (continued)

BALL NAME

BALL NUMBER

TYPE(1)

DESCRIPTION

GTL_0_GPIO2

N13

I/O

GPIO.

GTL_1_SLEEP

P14

I/O

Default location of Sleep input signal.

GTL_2_ALARM2

N15

I/O

Default location of Alarm 2 output signal.

GTL_3_AUX0

M15

I/O

GPIO or auxiliary low-speed ADC input 0

GTL_4_SPIACLK

P15

I/O

Fixed Location of SPI A Clock.

GTL_5_SPIASEN

R14

I/O

Fixed Location of SPI A Send Enable.

GTL_6_RXTDD2

R15

I/O

Default location of RX TDD2 input signal.

GTL_7_ALARM1

N16

I/O

Default location of Alarm 1 output signal.

GTL_8_AUX1

L14

I/O

GPIO or auxiliary low-speed ADC input 1.

GTL_9_AUX2

M14

I/O

GPIO or auxiliary low-speed ADC input 2.

GTL_10_BIST0

P11

I/O

Fixed Location for BIST0 Function. Set low when using

JTAG, set high for normal operation.

GTL_11_AUX3

P13

I/O

GPIO or auxiliary low-speed ADC input 3.

GTL_12_BIST1

P12

I/O

Fixed Location for BIST1 Function. Set high when using

JTAG, set low for normal operation.

GTL_13_AUX4

N12

I/O

GPIO or auxiliary low-speed ADC input 4.

GTL_14_AUX5

N11

I/O

GPIO or auxiliary low-speed ADC input 5.

GTL_15_GPIO3

P16

I/O

GPIO.

GTL_17_SPIASDIO

N14

I/O

Fixed Location of SPI A Serial Data Input (3- and 4-wire

mode) or Output (3 wire mode only).

GTL_18_SPIASDO

R16

I/O

Fixed Location of SPI A Serial Data Output in 4-wire mode.

GTR_0_RXGSWAP

G13

I/O

Default location of RX gain swap input.

GTR_1_GPIO1

H12

I/O

GPIO.

GTR_2_SPIB2CLK

J14

I/O

Default and recommended location of SPI B2 clock.

GTR_3_TXTDD1

H15

I/O

Default location of TX TDD1 input signal.

GTR_4_TCLK

H14

I/O

Fixed location for JTAG Test Clock.

GTR_5_TDO

F14

I/O

Fixed location for JTAG Test Data Out.

GTR_6_SPIB2_SDIO

H13

I/O

Default and recommended location of SPI B2 serial data

input/output.

GTR_7_SPIB2SEN

F16

I/O

Default and recommended location of SPI B2 enable input.

GTR_8_FBTDD1

K14

I/O

Default location of FB TDD1 input signal.

GTR_9_SPIB2SDO

J15

I/O

Default and recommended location of SPI B2 serial data

output (4-wire mode)

GTR_10_TMS

G11

I/O

Fixed location for JTAG Test Mode Select.

GTR_11_SPIB1_SDO

G12

I/O

Default and recommended location of SPI B1 serial data

output (4-wire mode).

GTR_12_SPIB_SDIO

H11

I/O

Default and recommended location of SPI B1 serial data

input/output.

GTR_13_TRST

G15

I/O

Fixed location for JTAG Test Reset. Must be pulled low when

the JTAG port is not used.

GTR_14_SPIB1SEN

H16

I/O

Default and recommended location of SPI B1 enable input.

GTR_15_RESETZ

F15

I/O

Fixed Location for reset function. Chip Reset to default

GTR_17_SPIB1CLK

G16

I/O

Default and recommended location of SPI B1 clock.

GTR_18_TDI

G14

I/O

Fixed location for JTAG Test Data Input.

POWER SUPPLIES

DVDD

K2, K5, K6, K7, K8, K9, K10,

K11, K12, K13, L2, L5, L6,

L7, L8, L9, L10, L11, L12, L13

—

0.9-V digital power supply

AFE7901

SBASAO5 – APRIL 2023

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