lpc1778 NXP Semiconductors, lpc1778 Datasheet - Page 91

• Manufacturer Part Number: lpc1778
• Description: 32-bit Arm Cortex-m3 Microcontroller; Up To 512 Kb Flash And 96 Kb Sram; Usb Device/host/otg; Ethernet; Lcd; Emc
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 20.
T
[1]
LPC178x_7x
Objective data sheet
Symbol
common to input and output
t
t
t
t
output
t
input
t
t
r
f
WH
WL
v(Q)
su(D)
h(D)
amb
CCLK = 20 MHz; peripheral clock to the I
SCK signal in the I
=
−
40
°
Dynamic characteristics: I
Parameter
rise time
fall time
pulse width HIGH
pulse width LOW
data output valid time
data input set-up time
data input hold time
C to +85
11.8 I
2
°
S-bus specification.
C.
2
Fig 24. I
S-bus interface
I2STX_SDA
I2STX_CLK
I2STX_WS
2
S-bus timing (output)
2
Conditions
on pins I2STX_CLK and
I2SRX_CLK
on pins I2STX_CLK and
I2SRX_CLK
on pin I2STX_SDA;
on pin I2STX_WS
on pin I2SRX_SDA
on pin I2SRX_SDA
S-bus interface pins
2
S-bus interface PCLK = CCLK / 4. I
All information provided in this document is subject to legal disclaimers.
Rev. 00.04 — 8 July 2010
t
WH
T
cy(clk)
t
v(Q)
t
v(Q)
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
t
WL
2
Min
-
-
<tbd> × T
-
-
-
<tbd>
<tbd>
S clock cycle time T
32-bit ARM Cortex-M3 microcontroller
cy(clk)
Typ
-
-
-
-
-
-
-
-
cy(clk)
t
f
LPC178x/7x
= 1600 ns, corresponds to the
Max
<tbd>
<tbd>
-
<tbd> × T
<tbd>
<tbd>
-
-
© NXP B.V. 2010. All rights reserved.
cy(clk)
t
r
002aad992
91 of 112
Unit
ns
ns
-
ns
ns
ns
ns
ns