LPC178X(2011) View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

LPC178X
(Rev.:2011)

32-bit ARM Cortex-M3 microcontroller; up to 512 kB flash and 96 kB SRAM; USB Device/Host/OTG; Ethernet; LCD; EMC

NXP Semiconductors. 

NXP Semiconductors

LPC178x/7x

32-bit ARM Cortex-M3 microcontroller

Tcy(clk)

I2S_RX_SCK

I2S_RX_SDA

tWH

tWL

tsu(D)

I2S_RX_WS

Fig 26. I2S-bus timing (receive)

tsu(D)

th(D)

tsu(D)

11.9 USB

Table 25. Dynamic characteristics of USB pins (full-speed)

CL = 50 pF; Rpu = 1.5 k on D+ to VDD(3V3); 3.0 V  VDD(3V3)  3.6 V.

Symbol

Parameter

Conditions

tr

tf

tFRFM

rise time

fall time

differential rise and fall time

matching

10 % to 90 %

10 % to 90 %

tr / tf

VCRS

tFEOPT

tFDEOP

output signal crossover voltage

source SE0 interval of EOP

see Figure 27

source jitter for differential transition see Figure 27

to SE0 transition

tJR1

tJR2

tEOPR1

receiver jitter to next transition

receiver jitter for paired transitions

EOP width at receiver

10 % to 90 %

must reject as

EOP; see

Figure 27

tEOPR2

EOP width at receiver

must accept as

EOP; see

Figure 27

[1] Characterized but not implemented as production test. Guaranteed by design.

Min

8.5

7.7

-

1.3

160

2

18.5

9

[1] 40

[1] 82

tf

tr

002aag203

Typ

Max

Unit

-

13.8

ns

-

13.7

ns

-

109

%

-

2.0

V

-

175

ns

-

+5

ns

-

+18.5 ns

-

+9

ns

-

-

ns

-

-

ns

LPC178X_7X

Objective data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 2 — 27 May 2011

© NXP B.V. 2011. All rights reserved.

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