Texas Instruments TMS320C2802 Stereo System User Manual


 
TMS320F2809, TMS320F2808, TMS320F2806
TMS320F2802, TMS320F2801, TMS320C2802
TMS320C2801, TMS320F28016, TMS320F28015
SPRS230L–OCTOBER 2003–REVISED DECEMBER 2009
www.ti.com
Table 6-4. TMS320C2802, TMS320C2801 Current Consumption by Power-Supply Pins at
100-MHz SYSCLKOUT
I
DD
I
DDIO
(1)
I
DDA18
(2)
I
DDA33
(3)
MODE TEST CONDITIONS
TYP
(4)
MAX
(5)
TYP
(4)
MAX
(5)
TYP
(4)
MAX
(5)
TYP
(4)
MAX
(5)
The following peripheral clocks
are enabled:
ePWM1/2/3
eCAP1/2
eQEP1
eCAN-A
SCI-A
SPI-A
ADC
Operational
150 mA 165 mA 5 mA 10 mA 30 mA 38 mA 1.5 mA 2 mA
(ROM)
I2C
All PWM pins are toggled at
100 kHz.
All I/O pins are left unconnected.
Data is continuously transmitted
out of the SCI-A, SCI-B, and
eCAN-A ports. The hardware
multiplier is exercised.
Code is running out of ROM with
3 wait-states.
XCLKOUT is turned off.
XCLKOUT is turned off.
The following peripheral clocks
are enabled:
eCAN-A
IDLE 75 mA 90 mA 500 μA 2 mA 5 μA 50 μA 15 μA 30 μA
SCI-A
SPI-A
I2C
STANDBY Peripheral clocks are off. 6 mA 12 mA 100 μA 500 μA 5 μA 50 μA 15 μA 30 μA
Peripheral clocks are off.
HALT 70 μA 80 μA 120 μA 5 μA 50 μA 15 μA 30 μA
Input clock is disabled.
(1) I
DDIO
current is dependent on the electrical loading on the I/O pins.
(2) I
DDA18
includes current into V
DD1A18
and V
DD2A18
pins. In order to realize the I
DDA18
currents shown for IDLE, STANDBY, and HALT,
clock to the ADC module must be turned off explicitly by writing to the PCLKCR0 register.
(3) I
DDA33
includes current into V
DDA2
and V
DDAIO
pins.
(4) TYP numbers are applicable over room temperature and nominal voltage.
(5) MAX numbers are at 125°C and MAX voltage.
NOTE
The peripheral - I/O multiplexing implemented in the 280x devices prevents all available
peripherals from being used at the same time. This is because more than one peripheral
function may share an I/O pin. It is, however, possible to turn on the clocks to all the
peripherals at the same time, although such a configuration is not useful. If this is done,
the current drawn by the device will be more than the numbers specified in the current
consumption tables.
98 Electrical Specifications Copyright © 2003–2009, Texas Instruments Incorporated
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TMS320C2801 TMS320F28016 TMS320F28015