參數(shù)資料
型號: RFDA2025TR13
廠商: RF MICRO DEVICES INC
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, QCC32
封裝: 5.20 X 5.20 MM, GREEN, MCM-32
文件頁數(shù): 9/11頁
文件大?。?/td> 1187K
代理商: RFDA2025TR13
7 of 11
7628 Thorndike Road, Greensboro, NC 27409-9421 For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Serial Port Interface: SPI Timing Diagram
Specifications: SPI Timing Diagram
Parameter
Limit
Unit
Comment
t1
25
MHz max
CLK Frequency
t2
20
ns min
CLK High
t3
20
ns min
CLK Low
t4
5
ns min
DATA to CLK Setup Time
t5
5
ns min
DATA to CLK Hold Time
t6
30
ns min
DATA Valid
t7
5
ns min
LE to CLK Setup Time
t8
5
ns min
CLK to LE Setup Time
t9
10
ns min
LE Pulse Width
t10
20
ns max
Output Set
Control Voltage Table
Power Up Programming Truth Table
State
VDD=+3V
VDD=+5V
PUP
Attenuator Setting
Low
0V to 0.8V
Low
Attenuation at Max, 31.5dB
High
2.0 to VDD
High
Attenuation at Min, 0dB
CLK
DATA
t6
LE
t1
t2
t3
t4
t5
t7
t8
DOUT
t9
t10
Programming example – 6 bit
MSB
LSB
D4
D3
D2
D0
D1
D5
CLK
DATA
LE
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