Si4720-A10-GM Silicon Laboratories Inc, Si4720-A10-GM Datasheet - Page 11

• Manufacturer Part Number: Si4720-A10-GM
• Description: RF Transceiver Broadcast FM Radio Transceiver
• Manufacturer: Silicon Laboratories Inc

Specifications of Si4720-A10-GM

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

Table 7. SPI Control Interface Characteristics
(V
Parameter
SCLK Frequency
SCLK High Time
SCLK Low Time
SDIO Input, SEN to SCLK↑ Setup
SDIO Input to SCLK↑ Hold
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
SCLK
= 2.7 to 5.5 V, V
SCLK
SDIO
SDIO
SEN
↓
↓
SEN
rising edge of RST.
to SDIO Output Valid
to SDIO Output High Z
70%
30%
70%
30%
70%
30%
70%
30%
70%
30%
70%
30%
IO
↓
= 1.5 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
Control Byte In
A
t
S
= –20 to 85 °C)
Control Byte In
Symbol
t
S
t
t
t
HSDIO
C6–C1
t
t
HSEN
t
t
C6–C1
f
HIGH
LOW
R,
CDV
CLK
CDZ
t
S
t
F
Rev. 1.0
Test Condition
t
C0
C0
HIGH
t
HSDIO
Turnaround
Read
Read
t
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
25
25
15
10
—
0
5
2
2
t
F
Si4720/21-B20
Typ
—
—
—
—
—
—
—
—
—
t
t
D0
HSEN
HSEN
D0
t
CDZ
Max
2.5
25
25
10
—
—
—
—
—
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
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