SI4731-C-EVB Silicon Laboratories Inc, SI4731-C-EVB Datasheet - Page 10
SI4731-C-EVB
Manufacturer Part Number
SI4731-C-EVB
Description
BOARD EVAL SI4731 RADIO RECEIVER
Manufacturer
Silicon Laboratories Inc
Type
Receiverr
Specifications of SI4731-C-EVB
Frequency
520kHz ~ 1.71MHz, 64MHz ~ 108MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
SI4731
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Si4730/31-C40
Table 7. SPI Control Interface Characteristics
(V
10
Parameter
SCLK Frequency
SCLK High Time
SCLK Low Time
SDIO Input, SEN to SCLKSetup
SDIO Input to SCLKHold
SEN Input to SCLK
SCLK
SCLK
SCLK, SEN, SDIO, Rise/Fall time
Note: When selecting SPI 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.
to SDIO Output Valid
to SDIO Output High Z
SCLK
SCLK
SDIO
SDIO
SEN
SEN
70%
30%
70%
30%
70%
30%
70%
30%
70%
30%
70%
30%
IO
= 1.85 to 3.6 V, T
Hold
Figure 6. SPI Control Interface Write Timing Parameters
Figure 7. SPI Control Interface Read Timing Parameters
t
S
t
S
C7
C7
A
Control Byte In
t
= –20 to 85 °C)
S
Symbol
Control Byte In
t
t
t
HSDIO
t
t
t
HSEN
t
t
f
S
HIGH
LOW
R
CDV
CLK
CDZ
t
C6–C1
C6–C1
, t
S
F
Rev. 1.0
Test Condition
t
C0
C0
HIGH
t
HSDIO
Turnaround
t
Read
Read
CDV
t
Bus
LOW
D7
t
D7
HSDIO
16 Data Bytes Out
t
(SDIO or GPO1)
R
8 Data Bytes In
D6–D1
D6–D1
Min
t
25
25
15
10
F
—
0
5
2
2
t
t
D0
HSEN
HSEN
D0
Typ
—
—
—
—
—
—
—
—
—
t
CDZ
Max
2.5
25
25
10
—
—
—
—
—
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns