STM32F479AI datasheet(124/208 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32F479xx

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DocID028010 Rev 2

5.3.15

MIPI D-PHY regulator characteristics

The parameters given in Table 48 are derived from tests performed under temperature and

VDD supply voltage conditions summarized in Table 17.

IDD(PLL) PLL power consumption on VDD12

fVCO_OUT = 500 MHz

0.55

0.70

fVCO_OUT = 600 MHz

0.65

0.80

fVCO_OUT = 1000 MHz

0.95

1.20

1. Based on test during characterization.

Table 47. DSI-PLL characteristics(1) (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Table 48. DSI regulator characteristics(1)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDD12DSI 1.2 V internal voltage on VDD12DSI

1.15

1.20

1.30

CEXT

External capacitor on VCAPDSI

1.1

2.2

3.3

μF

ESR

External Serial Resistor

600

mΩ

IDDDSIREG Regulator power consumption

100

120

125

µA

IDDDSI

DSI system (regulator, PLL and

D-PHY) current consumption on VDDDSI

Ultra Low Power Mode

(Reg. ON + PLL OFF)

-290

600

µA

Stop State

(Reg. ON + PLL OFF)

-290

600

IDDDSILP

DSI system current consumption on

VDDDSI in LP mode communication(2)

10 MHz escape clock

(Reg. ON + PLL OFF)

-4.3

5.0

20 MHz escape clock

(Reg. ON + PLL OFF)

-4.3

5.0

IDDDSIHS

DSI system (regulator, PLL and

D-PHY) current consumption on VDDDSI

in HS mode communication(3)

300 Mbps - 1 data lane

(Reg. ON + PLL ON)

-8.0

8.8

300 Mbps - 2data lane

(Reg. ON + PLL ON)

11.4

12.5

500 Mbps - 1 data lane

(Reg. ON + PLL ON)

-13.5

14.7

500 Mbps - 2data lane

(Reg. ON + PLL ON)

-18.0

19.6

DSI system (regulator, PLL and

D-PHY) current consumption on VDDDSI

in HS mode with CLK like payload

500 Mbps - 2data lane

(Reg. ON + PLL ON)

-21.4

23.3

tWAKEUP Startup delay

CEXT = 2.2 µF

110

µs

CEXT = 3.3 µF

160

IINRUSH

Inrush current on VDDDSI

External capacitor load at start

200

1. Based on test during characterization.

2. Values based on an average traffic in LP Command Mode.

3. Values based on an average traffic (3/4 HS traffic & 1/4 LP) in Video Mode.

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