BCM4356XKWBGT Datasheet, PDF (187/195 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac 2×2 MAC/ Baseband/Radio with Integrated Bluetooth 4.1, FM Receiver, and Wireless Charging

BCM4356 Advance Data Sheet
Sequencing of Reset and Regulator Control Signals
Figure 52 and Table 61 show the WLAN/PCIe power-up timing.
Figure 52: WLAN/PCIe Power-Up Timing
VBAT
VDDIO
WL_REG_ON
BT_REG_ON
VDDC
WL_Internal_POR_L
PCIE_CLKREQ_L
PCIE_REFCLK
PCIE_PERST_L
First Config. Access
Tvbattoregon
TRegontovdd
Tvddtopor
Trefclkstable
Tref2perst
Tperst2firstconfig
Tvregontofirstconfig
Tregontopor
Trefclkstable
Tref2perst
Tperst2firstconfig
Table 61: Timing Parameters WL_REG_ON to Perst# Deassertion to FirstConfigAccess
Timing Parameter
TVbattoregon
Tregontovdd (1.2V)
Tvddtopor
Trefclkstable
Tref2perst
Tperst2firstconfig
Tvregontofirstconfig
Typical Value
100 μs
1 ms
57 ms
10 ms
100 μs
6 ms
–
Maximum Value
–
–
–
–
–
–
100 ms
Broadcom^®
May 8, 2015 • 4356-DS103-R
BROADCOM CONFIDENTIAL
Page 186