Datasheet

LPC178X_7X All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 5 — 9 September 2014 92 of 122
NXP Semiconductors
LPC178x/7x
32-bit ARM Cortex-M3 microcontroller
11.9 LCD
Remark: The LCD controller is available on parts LPC1788/87/86/85.
Fig 24. I
2
S-bus timing (transmit)
Fig 25. I
2
S-bus timing (receive)
002aag202
I2S_TX_SCK
I2S_TX_SDA
I2S_TX_WS
T
cy(clk)
t
f
t
r
t
WH
t
WL
t
v(Q)
t
v(Q)
002aag203
T
cy(clk)
t
f
t
r
t
WH
t
su(D)
t
h(D)
t
su(D)
t
su(D)
t
WL
I2S_RX_SCK
I2S_RX_SDA
I2S_RX_WS
Table 27. Dynamic characteristics: LCD
C
L
=10pF, T
amb
=  40  C to 85  C, V
DD(3V3)
= 3.0 V to 3.6 V. Values guaranteed by design.
Symbol Parameter Conditions Min Max Unit
f
clk
clock frequency on pin LCD_DCLK - 50 MHz
t
d(QV)
data output valid delay time - 12 ns
t
h(Q)
data output hold time 0.5 - ns