LPC1857_53 NXP Semiconductors, LPC1857_53 Datasheet - Page 97

• Manufacturer Part Number: LPC1857_53
• Description: The LPC1857/53 are ARM Cortex-M3 based microcontrollers for embedded applications
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 13.
[1]
LPC1857_53
Objective data sheet
T
Symbol
f
t
t
t
t
t
SCL
f
LOW
HIGH
HD;DAT
SU;DAT
amb
Parameters are valid over operating temperature range unless otherwise specified.
=

40

Dynamic characteristic: I
C to +85
11.5 I
Parameter
SCL clock frequency
fall time
LOW period of the SCL clock
HIGH period of the SCL clock
data hold time
data set-up time

C.
[1]
2
Fig 20. Internal RC oscillator frequency versus temperature
C-bus
Conditions: Frequency values are typical values.
2
C-bus pins
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 14 December 2011
(X)
X
[3][4][5][6]
[2][3][7]
[8][9]
X
X
X
X
X
X
X
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
Standard-mode
Fast-mode
Fast-mode Plus
X
<tbd>
Standard-mode
Fast-mode
Fast-mode Plus
X
X
32-bit ARM Cortex-M3 microcontroller
Min
0
0
0
-
20 + 0.1  C
-
4.7
1.3
0.5
4.0
0.6
0.26
0
0
0
250
100
50
X
001aab173
X (X)
X
LPC1857/53
b
© NXP B.V. 2011. All rights reserved.
Max
100
400
1
300
300
120
-
-
-
-
-
-
-
-
-
-
-
-
97 of 131
Unit
kHz
kHz
MHz
ns
ns
ns
s
s
s
s
s
s
s
s
s
ns
ns
ns