參數(shù)資料
型號： TMS320M642AGDK7
廠商： Texas Instruments, Inc.
元件分類： 數(shù)字信號處理
英文描述： Video/Imaging Fixed-Point Digital Signal Processor
中文描述： 視頻/影像定點數(shù)字信號處理器
文件頁數(shù)： 83/123頁
文件大小： 1205K
代理商： TMS320M642AGDK7
www.ti.com
6.3
over recommended operating conditions (unless otherwise noted)
PARAMETER
Electrical Characteristics
6.4
Current Consumption
TMS320F2808, TMS320F2806
TMS320F2801, UCD9501
Digital Signal Processors
SPRS230F–OCTOBER 2003–REVISED SEPTEMBER 2005
TEST CONDITIONS
MIN
2.4
TYP
MAX
UNIT
I
OH
= I
OH
MAX
I
OH
= 50
μ
A
I
OL
= I
OL
MAX
V
DDIO
= 3.3 V, V
IN
= 0 V
V
DDIO
= 3.3 V, V
IN
= 0 V
V
DDIO
= 3.3 V, V
IN
= V
DD
V
DDIO
= 3.3 V, V
IN
= V
DD
V
OH
High-level output voltage
V
V
DDIO
- 0.2
V
OL
Low-level output voltage
0.4
-190
±
2
±
2
80
V
With pullup
Pullup disabled
With pullup
Pullup disabled
All I/Os (including XRS)
-80
-140
Input current
(low level)
I
IL
μ
A
Input current
(high level)
I
IH
μ
A
38
50
Output current, high-impedance
state (off-state)
Input capacitance
I
OZ
V
O
= V
DDIO
or 0 V
±
2
μ
A
C
I
2
pF
Table 6-1. TMS320F2808 Current Consumption by Power-Supply Pins at 100-MHz SYSCLKOUT
I
DD
I
DDIO(1)
I
DD3VFL
I
DDA18(2)
I
DDA33(3)
MODE
TEST CONDITIONS
TYP
(4)
MAX
TYP
(4)
MAX
TYP
MAX
TYP
(4)
MAX
TYP
(4)
MAX
The following peripheral
clocks are enabled:
ePWM1/2/3/4/5/6
eCAP1/2/3/4
eQEP1/2
eCAN-A
SCI-A/B
SPI-A
ADC
I
2
C
All PWM pins are toggled
at 100 kHz.
Data is continuously
transmitted out of the
SCI-A, SCI-B, and
eCAN-A ports. The hard-
ware multiplier is exer-
cised.
Code is running out of
flash with 3 wait states.
XCLKOUT is turned off.
Operational
(Flash)
195 mA
230 mA
15 mA
27 mA
35 mA
40 mA
30 mA
38 mA
1.5 mA
2 mA
Flash is powered down.
XCLKOUT is turned off.
The following peripheral
clocks are enabled:
eCAN-A
SCI-A
SPI-A
I
2
C
Flash is powered down.
Peripheral clocks are off.
IDLE
75 mA
90 mA
500
μ
A
2 mA
2
μ
A
10
μ
A
5
μ
A
50
μ
A
15
μ
A
30
μ
A
STANDBY
6 mA
12 mA
100
μ
A
500
μ
A
2
μ
A
10
μ
A
5
μ
A
50
μ
A
15
μ
A
30
μ
A
Flash is powered down.
Peripheral clocks are off.
Input clock is disabled.
HALT
70
μ
A
60
μ
A
120
μ
A
2
μ
A
10
μ
A
5
μ
A
50
μ
A
15
μ
A
30
μ
A
(1)
(2)
(3)
(4)
I
DDIO
current is dependent on the electrical loading on the I/O pins.
I
DDA18
includes current into V
DD1A18
and V
DD2A18
pins.
I
includes current into V
and V
The TYP numbers are applicable over room temperature and nominal voltage.
Electrical Specifications
83
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