BCM43903 Datasheet, PDF (56/87 Pages) Cypress Semiconductor – WICED™ IEEE 802.11 b/g/n SoC with an Embedded Applications Processor

BCM43903 Preliminary Data Sheet
I/O States
Ball Name
GPIO_4
GPIO_5
GPIO_6
GPIO_7
GPIO_8
GPIO_9
GPIO_10
GPIO_11
GPIO_12
GPIO_13
GPIO_14
Table 11: I/O States
I/O Keeper^a Active Mode
Low Power State/Sleep Power-down^b
(All Power Present) (REG_ON Held Low)
Out-of-Reset; Before
Software Download
(REG_ON High)
Power Rail
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: NoPull])
[Default: NoPull])
Input; NoPull
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: PD])
[Default: PD])
Input; PD
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: NoPull])
[Default: NoPull])
Input; NoPull
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: NoPull])
[Default: NoPull])
Input; NoPull
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: PD])
[Default: PD])
Input; PD
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: PD])
[Default: PD])
Input; PD
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: NoPull])
[Default: NoPull])
Input; NoPull
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: PD])
[Default: PD])
Input; PD
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: NoPull])
[Default: NoPull])
Input; NoPull
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: NoPull])
[Default: NoPull])
Input; NoPull
VDDIO
I/O Y
Input/Output; PU, PD, or Input/Output; PU, PD, or High-Z, NoPull
NoPull (programmable NoPull (programmable
[Default: NoPull])
[Default: NoPull])
Input; NoPull
VDDIO
Broadcom^®
March 12, 2016 • 43903-DS102-R
BROADCOM CONFIDENTIAL
Page 55