參數(shù)資料
型號(hào)： PIC16CR7X
廠商： Microchip Technology Inc.
英文描述： 28/40-Pin, 8-Bit CMOS ROM Microcontrollers
中文描述： 28/40-Pin，8位微控制器的CMOS光盤
文件頁數(shù)： 134/172頁
文件大小： 1506K
代理商： PIC16CR7X
PIC16CR7X
DS21993C-page 132
2007 Microchip Technology Inc.
TABLE 15-7:
SPI MODE REQUIREMENTS
FIGURE 15-14:
I
2
C BUS START/STOP BITS TIMING
Param
No.
Symbol
Characteristic
Min
Typ
Max Units Conditions
70*
TssL2scH,
TssL2scL
TscH
TscL
TdiV2scH,
TdiV2scL
TscH2diL,
TscL2diL
TdoR
SS
↓
to SCK
↓
or SCK
↑
input
T
CY
—
—
ns
71*
72*
73*
SCK input high time (Slave mode)
SCK input low time (Slave mode)
Setup time of SDI data input to SCK edge
T
CY
+ 20
T
CY
+ 20
100
—
—
—
—
—
—
ns
ns
ns
74*
Hold time of SDI data input to SCK edge
100
—
—
ns
75*
SDO data output rise time
Standard(
F
)
Extended(
LF
)
—
—
—
10
—
—
—
—
—
Tcy
10
25
10
—
10
25
10
—
—
—
25
50
25
50
25
50
25
50
145
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
76*
77*
78*
TdoF
TssH2doZ
TscR
SDO data output fall time
SS
↑
to SDO output high-impendance
SCK output rise time
(Master mode)
SCK output fall time (Master mode)
SDO data output valid after
SCK edge
SDO data output setup to SCK edge
Standard(
5V
)
Extended(
3V
)
79*
80*
TscF
TscH2doV,
TscL2doV
TdoV2scH,
TdoV2scL
TssL2doV
TscH2ssH,
TscL2ssH
These parameters are characterized but not tested.
Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
Standard(
5V
)
Extended(
3V
)
81*
82*
83*
SDO data output valid after SS
↓
edge
SS
↑
after SCK edge
—
—
—
50
—
ns
ns
1.5T
CY
+ 40
*
Note
: Refer to Figure 15-2 for load conditions.
91
92
93
SCL
SDA
Start
Condition
Stop
Condition
90
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