LPC1774 NXP [NXP Semiconductors], LPC1774 Datasheet - Page 89

• Manufacturer Part Number: LPC1774
• Description: 32-bit ARM Cortex-M3 microcontroller; up to 512 kB flash and 96 kB SRAM; USB Device/Host/OTG
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
LPC178X_7X
Objective data sheet
11.7 I
Table 23.
T
Symbol
f
t
t
t
2
SCL
f
LOW
HIGH
amb
Fig 23. SSP slave timing in SPI mode
C-bus
SCK (CPOL = 0)
SCK (CPOL = 1)
=

40

Dynamic characteristic: I
C to +85
MOSI
MISO
MOSI
MISO
Parameter
SCL clock
frequency
fall time
LOW period of
the SCL clock
HIGH period of
the SCL clock
All information provided in this document is subject to legal disclaimers.

C.
[2]
Rev. 2 — 27 May 2011
DATA VALID
DATA VALID
[4][5][6][7]
t
v(Q)
DATA VALID
T
DATA VALID
2
cy(clk)
C-bus pins
Conditions
Standard-mode
Fast-mode
Fast-mode Plus
of both SDA and
SCL signals
Standard-mode
Fast-mode
Fast-mode Plus
Standard-mode
Fast-mode
Fast-mode Plus
Standard-mode
Fast-mode
Fast-mode Plus
t
v(Q)
t
DS
DATA VALID
DATA VALID
[1]
t
clk(H)
32-bit ARM Cortex-M3 microcontroller
t
DH
t
DS
DATA VALID
DATA VALID
Min
0
0
-
20 + 0.1  C
4.7
1.3
0.5
4.0
0.6
0.26
t
0
-
clk(L)
t
DH
t
h(Q)
LPC178x/7x
b
t
h(Q)
© NXP B.V. 2011. All rights reserved.
Max
100
400
1
300
300
120
-
-
-
-
-
-
CPHA = 1
CPHA = 0
002aae830
89 of 117
Unit
kHz
MHz
ns
ns
s
s
s
s
s
s
kHz
ns