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BCM88335 Datasheet, PDF (129/140 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 Bus Timing Specifications in DDR50 Mode
Figure 41: SDIO Clock Timing (DDR50 Mode)
tCLK
SDIO/gSPI Timing
SDIO_CLK
tCR
tCF
tCR
Parameter
â
â
Clock duty
cycle
Table 50: SDIO Bus Clock Timing Parameters (DDR50 Mode)
Symbol
tCLK
tCR,tCF
â
Minimum
20
â
45
Maximum Unit
â
ns
0.2 Ã tCLK ns
55
%
Comments
DDR50 mode
tCR, tCF < 4.00 ns (max) @50 MHz,
CCARD = 10 pF
â
Broadcom®
September 23, 2015 ⢠88335-DS100-R
BROADCOM CONFIDENTIAL
Page 128
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