參數(shù)資料
型號(hào): TMS320F2801X
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號(hào)處理
英文描述: Digital Signal Processors
中文描述: 數(shù)字信號(hào)處理器
文件頁數(shù): 116/140頁
文件大?。?/td> 1108K
代理商: TMS320F2801X
www.ti.com
6.10.4 I2C Electrical Specification and Timing
6.10.5 Serial Peripheral Interface (SPI) Master Mode Timing
TMS320F2809, TMS320F2808, TMS320F2806
TMS320F2802, TMS320F2801
TMS320C2802, TMS320C2801, and TMS320F2801x DSPs
SPRS230J–OCTOBER 2003–REVISED SEPTEMBER 2007
Table 6-33. 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
appropriately
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
appropriately
I2C clock module frequency is between
7 MHz and 12 MHz and I2C prescaler and
clock divider registers are configured
appropriately
0
0.4
1.3
t
HIGH
High period of SCL clock
0.6
μ
s
l
I
Input current with an input voltage
between 0.1 V
DDIO
and 0.9 V
DDIO
MAX
-10
10
μ
A
Table 6-34
lists the master mode timing (clock phase = 0) and
Table 6-35
lists the timing (clock
phase = 1).
Figure 6-18
and
Figure 6-19
show the timing waveforms.
116
Electrical Specifications
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