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BCM88335L2CUBGT Datasheet, PDF (124/140 Pages) Cypress Semiconductor – Single-Chip 5G Wi-Fi IEEE 802.11ac MAC/Baseband/ Radio with Integrated Bluetooth 4.1 for Automotive Applications | |||
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BCM88335 Data Sheet
SDIO/gSPI Timing
Table 45: SDIO Bus Timinga Parameters (High-Speed Mode)
Parameter
Symbol Minimum Typical
SDIO CLK (all values are referred to minimum VIH and maximum VILb)
Frequency â Data Transfer Mode
fPP
0
â
Frequency â Identification Mode
fOD
0
â
Clock low time
tWL
7
â
Clock high time
tWH
7
â
Clock rise time
tTLH
â
â
Clock fall time
tTHL
â
â
Inputs: CMD, DAT (referenced to CLK)
Input setup time
tISU
6
â
Input hold time
tIH
2
â
Outputs: CMD, DAT (referenced to CLK)
Output delay time â Data Transfer Mode
tODLY
â
â
Output hold time
tOH
2.5
â
Total system capacitance (each line)
CL
â
â
a. Timing is based on CL ï£ 40pF load on CMD and Data.
b. Min. (Vih) = 0.7 Ã VDDIO and max (Vil) = 0.2 Ã VDDIO.
Maximum Unit
50
MHz
400
kHz
â
ns
â
ns
3
ns
3
ns
â
ns
â
ns
14
ns
â
ns
40
pF
Broadcom®
September 23, 2015 ⢠88335-DS100-R
BROADCOM CONFIDENTIAL
Page 123
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