參數(shù)資料
型號: ST72171
英文描述: 8-BIT MCU WITH 8K FLASH. ADC. WDG. SPI. SCI. TIMERS SPGAS (SOFTWARE PROGRAMMABLE GAIN AMPLIFIERS). OP-AMP
中文描述: 8位8K閃存微控制器。 ADC的。水分散粒劑。的SPI。脊髓損傷。定時器SPGAS(軟件可編程增益放大器)。運放
文件頁數(shù): 86/93頁
文件大?。?/td> 915K
代理商: ST72171
86/93
ST72E121 ST72T121
PERIPHERAL CHARACTERISTICS
(Cont’d)
Measurement points are V
OL
, V
OH
, V
IL
and V
IH
in the SPI Timing Diagram
Figure 42. SPI Master Timing Diagram CPHA=0, CPOL=0
Serial Peripheral Interface
Ref.
Symbol
Parameter
Condition
Value
Unit
Min.
Max.
f
SPI
SPI frequency
Master
Slave
Master
Slave
Slave
Slave
Master
Slave
Master
Slave
Master
Slave
Master
Slave
1/128
dc
4
2
120
120
100
90
100
90
100
100
100
100
1/4
1/2
f
CPU
1
t
SPI
SPI clock periode
t
CPU
2
3
t
Lead
t
Lag
Enable lead time
Enable lag time
ns
ns
4
t
SPI_H
Clock (SCK) high time
ns
5
t
SPI_L
Clock (SCK) low time
ns
6
t
SU
Data set-up time
ns
7
t
H
Data hold time (inputs)
ns
8
t
A
Access time (time to data active
from high impedance state)
Disable time (hold time to high im-
pedance state)
Slave
0
120
ns
9
t
Dis
240
ns
10
t
V
Data valid
Master (before capture edge)
Slave (after enable edge)
Master (before capture edge)
Slave (after enable edge)
Outputs: SCK,MOSI,MISO
Inputs: SCK,MOSI,MISO,SS
Outputs: SCK,MOSI,MISO
Inputs: SCK,MOSI,MISO,SS
0.25
120
t
CPU
ns
t
CPU
ns
ns
μ
s
ns
μ
s
11
t
Hold
Data hold time (outputs)
0.25
0
12
t
Rise
Rise time
(20% V
DD
to 70% V
DD
, C
L
= 200pF)
Fall time
(70% V
DD
to 20% V
DD
, C
L
= 200pF)
100
100
100
100
13
t
Fall
1
6
7
10
11
12
13
SS
(INPUT)
SCK
(OUTPUT)
MISO
(INPUT)
MOSI
(OUTPUT)
4
5
D7-OUT
D6-OUT
D0-OUT
D7-IN
D6-IN
D0-IN
VR000109
86
相關PDF資料
PDF描述
ST733C04LFL0 Fuse Holder; Fuse Size/Group:Micro; Mounting Type:PC Board; Body Material:Thermoplastic; Contact Material:Copper Alloy; Contact Plating:Tin; Current Rating:5A; Leaded Process Compatible:Yes; Terminal Type:Push-On
ST733C04LFM0 Fuse Holder; Leaded Process Compatible:Yes; Mounting Type:Panel Mount RoHS Compliant: Yes
ST733C08LFL0 Fuse Holder; Leaded Process Compatible:Yes; Mounting Type:Panel Mount RoHS Compliant: Yes
ST733C08LFM0 Automotive Fuse; Current Rating:3A; Voltage Rating:32V; Fuse Type:Fast Acting; Body Material:Plastic; Fuse Terminals:Blade; Length:15.41mm; Series:297; Voltage Rating:32V; Fuse Size/Group:15.41 x 10.92 x 3.81mm RoHS Compliant: Yes
ST7597 FUSE, 0.250A, 250V, 3AG SLO-BLO, CARTRIDGE
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