LPC1850 datasheet(118/157 Pages) PHILIPS

118 / 157 page

LPC1850_30_20_10

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Preliminary data sheet

Rev. 3 — 6 December 2011

118 of 157

NXP Semiconductors

LPC1850/30/20/10

32-bit ARM Cortex-M3 microcontroller

[1]

Characterized but not implemented as production test.

[2]

Total average power consumption.

[3]

The driver is active only 20 % of the time.

11.11 Ethernet

Table 21.

Static characteristics: USB0 PHY pins[1]

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

High-speed mode

Pcons

power consumption

[2] -68

IDDA(3V3) analog supply current (3.3 V)

on pin USB0_VDDA3V3_DRIVER;

total supply current

[3]

-18

during transmit

during receive

with driver tri-stated

IDDD

digital supply current

Full-speed/low-speed mode

Pcons

power consumption

[2] -15

IDDA(3V3) analog supply current (3.3 V)

on pin USB0_VDDA3V3_DRIVER;

total supply current

3.5

during transmit

during receive

with driver tri-stated

IDDD

digital supply current

Suspend mode

IDDA(3V3) analog supply current (3.3 V)

A

with driver tri-stated

A

with OTG functionality enabled

IDDD

digital supply current

A

VBUS detector outputs

Vth

threshold voltage

for VBUS valid

4.4

for session end

0.2

0.8

for A valid

0.8

for B valid

Vhys

hysteresis voltage

for session end

150

A valid

200

B valid

200

Table 22.

Dynamic characteristics: Ethernet

Tamb = 40 C to 85 C; 2.2 V  VDD(REG)(3V3)  3.6 V; 2.7 V  VDD(IO)  3.6 V. Values guaranteed by

design.

Symbol Parameter

Conditions

Min

Max

Unit

RMII mode

fclk

clock frequency

for ENET_RX_CLK

[1]

-50

MHz



clk

clock duty cycle

[1]

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