Si4720-A-EVB Silicon Laboratories Inc, Si4720-A-EVB Datasheet - Page 10

• Manufacturer Part Number: Si4720-A-EVB
• Description: WiFi / 802.11 Modules & Development Tools Si4720 Eval Board Use Si4721-A-EVB.
• Manufacturer: Silicon Laboratories Inc

Specifications of Si4720-A-EVB

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Si4720/21-B20
Table 6. 3-Wire Control Interface Characteristics
(V
10
SCLK Frequency
SCLK High Time
SCLK Low Time
SDIO Input, SEN to SCLK↑ Setup
SDIO Input to SCLK↑ Hold
SEN Input to SCLK
SCLK↑ to SDIO Output Valid
SCLK↑ to SDIO Output High Z
SCLK, SEN, SDIO, Rise/Fall time
Note: When selecting 3-wire mode, the user must ensure that a rising edge of SCLK does not occur within 300 ns before the
DD
= 2.7 to 5.5 V, V
rising edge of RST.
SCLK
SDIO
SCLK
SDIO
SEN
SEN
Parameter
70%
30%
70%
30%
70%
30%
70%
30%
70%
30%
70%
30%
IO
↓
= 1.5 to 3.6 V, T
Hold
Figure 4. 3-Wire Control Interface Write Timing Parameters
Figure 5. 3-Wire Control Interface Read Timing Parameters
t
t
S
A7
S
A7
A
= –20 to 85 °C)
Address In
Symbol
t
t
R
t
Address In
t
HSDIO
t
t
HSEN
t
t
f
HIGH
LOW
R
CDV
CLK
CDZ
A6-A5,
t
A4-A1
A6-A5,
, t
A4-A1
S
R/W,
R/W,
F
t
F
t
t
S
S
Rev. 1.0
Test Condition
A0
A0
t
t
HSDIO
HSDIO
Read
Read
½ Cycle Bus
Turnaround
D15
t
HIGH
t
CDV
t
D15
LOW
D14-D1
Min
Data In
25
25
20
10
10
—
0
2
2
D14-D1
Data Out
D0
Typ
t
t
—
—
—
—
—
—
—
—
—
HSEN
HSEN
D0
Max
2.5
25
25
10
—
—
—
—
—
t
CDZ
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns