BCM4339XKWBGT Datasheet, PDF (164/183 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac MAC/Baseband/Radio with Integrated Bluetooth 4.1 and FM Receiver

BCM4339 Preliminary Data Sheet
Device Input Timing
Figure 46: SDIO Bus Input Timing (SDR Modes)
SDIO_CLK
SDIO/gSPI Timing
CMD input
DAT[3:0] input
t_IS
t_IH
Table 55: SDIO Bus Input Timing Parameters (SDR Modes)
Symbol
Minimum
SDR104 Mode
t_IS
1.4
t_IH
0.8
SDR50 Mode
t_IS
3.0
t_IH
0.8
SDR25 Mode
t_IS
3.0
t_IH
0.8
SDR12 Mode
t_IS
3.0
t_IH
0.8
Maximum Unit
–
ns
–
ns
–
ns
–
ns
–
ns
–
ns
–
ns
–
ns
Comments
C_CARD = 10 pF, VCT = 0.975V
C_CARD = 5 pF, VCT = 0.975V
C_CARD = 10 pF, VCT = 0.975V
C_CARD = 5 pF, VCT = 0.975V
C_CARD = 10 pF, VCT = 0.975V
C_CARD = 5 pF, VCT = 0.975V
C_CARD = 10 pF, VCT = 0.975V
C_CARD = 5 pF, VCT = 0.975V
Broadcom^®
November 17, 2014 • 4339-DS106-R
Page 163