Texas Instruments TMS320F2808 Current Consumption Graphs, IDD IDDA18, Iddio, IDD3VFL, Total Power

Models: TMS320F28016 TMS320F2801 TMS320F2802 TMS320F28015 TMS320C2801 TMS320F2806 TMS320F2808 TMS320F2809 TMS320C2802

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TMS320F2809, TMS320F2808, TMS320F2806

TMS320F2802, TMS320F2801, TMS320C2802

TMS320C2801, TMS320F28016, TMS320F28015

SPRS230L –OCTOBER 2003 –REVISED DECEMBER 2009

www.ti.com

6.4.2Current Consumption Graphs

 

250.0

 

 

 

 

 

 

 

 

 

 

200.0

 

 

 

 

 

 

 

 

 

(mA)

150.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Current

100.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50.0

 

 

 

 

 

 

 

 

 

 

0.0

 

 

 

 

 

 

 

 

 

 

10

20

30

40

50

60

70

80

90

100

 

 

 

 

 

SYSCLKOUT (MHz)

 

 

 

 

IDD

IDDA18

1.8-V current

IDDIO

IDD3VFL

3.3-V current

Figure 6-1. Typical Operational Current Versus Frequency (F2808)

 

600.0

 

 

 

 

 

 

 

 

 

 

500.0

 

 

 

 

 

 

 

 

 

 

400.0

 

 

 

 

 

 

 

 

 

(mW)

300.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Power

200.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Device

100.0

 

 

 

 

 

 

 

 

 

0.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

20

30

40

50

60

70

80

90

100

SYSCLKOUT (MHz)

TOTAL POWER

Figure 6-2. Typical Operational Power Versus Frequency (F2808)

NOTE

Typical operational current for 60-MHz devices can be estimated from Figure 6-1. For IDD current alone, subtract the current contribution of non-existent peripherals after scaling the peripheral currents for 60 MHz. For example, to compute the current of F2801-60 device, the contribution by the following peripherals must be subtracted from IDD: ePWM4/5/6, eCAP3/4, eQEP2, SCI-B.

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Electrical Specifications

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TMS320C2801 TMS320F28016 TMS320F28015

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Texas Instruments TMS320F2808, TMS320F2809, TMS320C2802 Current Consumption Graphs, IDD IDDA18, Iddio, IDD3VFL, Total Power