參數(shù)資料
型號: MSP430F2272TDAR
廠商: TEXAS INSTRUMENTS INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PDSO38
封裝: GREEN, PLASTIC, TSSOP-38
文件頁數(shù): 41/94頁
文件大?。?/td> 1583K
代理商: MSP430F2272TDAR
STE
UCLK
CKPL=0
CKPL=1
SOMI
tSTE,ACC
tSTE,DIS
1/fUCxCLK
tLO/HI
SIMO
tSU,SI
tHD,SI
tVALID,SO
tSTE,LEAD
tSTE,LAG
MSP430F22x2
MSP430F22x4
SLAS504E
– JULY 2006 – REVISED MARCH 2011
USCI (SPI Slave Mode)
(1)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
UNIT
tSTE,LEAD
STE lead time, STE low to clock
2.2 V/3 V
50
ns
tSTE,LAG
STE lag time, Last clock to STE high
2.2 V/3 V
10
ns
tSTE,ACC
STE access time, STE low to SOMI data out
2.2 V/3 V
50
ns
STE disable time, STE high to SOMI high
tSTE,DIS
2.2 V/3 V
50
ns
impedance
2.2 V
20
tSU,SI
SIMO input data setup time
ns
3 V
15
2.2 V
10
tHD,SI
SIMO input data hold time
ns
3 V
10
2.2 V
75
110
UCLK edge to SOMI valid,
tVALID,SO
SOMI output data valid time
ns
CL = 20 pF
3 V
50
75
(1)
fUCxCLK = 1/2tLO/HI with tLO/HI ≥ max(tVALID,MO(Master) + tSU,SI(USCI), tSU,MI(Master) + tVALID,SO(USCI)).
For the master
's parameters tSU,MI(Master) and tVALID,MO(Master) refer to the SPI parameters of the attached slave.
Figure 22. SPI Slave Mode, CKPH = 0
46
Copyright
2006–2011, Texas Instruments Incorporated
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