參數(shù)資料
型號(hào)： TMS320M642AGDK7
廠商： Texas Instruments, Inc.
元件分類： 數(shù)字信號(hào)處理
英文描述： Video/Imaging Fixed-Point Digital Signal Processor
中文描述： 視頻/影像定點(diǎn)數(shù)字信號(hào)處理器
文件頁數(shù)： 102/123頁
文件大?。?/td> 1205K
代理商： TMS320M642AGDK7
www.ti.com
6.9.4
I2C Electrical Specification and Timing
6.9.5
Serial Peripheral Interface (SPI) Master Mode Timing
TMS320F2808, TMS320F2806
TMS320F2801, UCD9501
Digital Signal Processors
SPRS230F–OCTOBER 2003–REVISED SEPTEMBER 2005
Table 6-31. I2C Timing
TEST CONDITIONS
MIN
MAX
400
UNIT
kHz
f
SCL
SCL clock frequency
I2C clock module frequency is between 7
MHz and 12 MHz and I2C prescaler and
clock divider registers are configured appro-
priately
v
il
V
ih
V
hys
V
ol
t
LOW
Low level input voltage
High level input voltage
Input hysteresis
Low level output voltage
Low period of SCL clock
0.3 V
DDIO
V
V
V
V
μ
s
0.7 V
DDIO
0.05 V
DDIO
3 mA sink current
I2C clock module frequency is between 7
MHz and 12 MHz and I2C prescaler and
clock divider registers are configured appro-
priately
I2C clock module frequency is between 7
MHz and 12 MHz and I2C prescaler and
clock divider registers are configured appro-
priately
0
0.4
1.3
t
HIGH
High period of SCL clock
0.6
μ
s
l
I
Input current with an input voltage be-
tween 0.1 V
DDIO
and 0.9 V
DDIO
MAX
-10
10
μ
A
Table 6-32
lists the master mode timing (clock phase = 0) and
Table 6-33
lists the timing (clock phase =
1).
Figure 6-17
and
Figure 6-18
show the timing waveforms.
Electrical Specifications
102
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