LPC540xx
NXP Semiconductors
32-bit ARM Cortex-M4 microcontroller
V
DD
I
I
OL
pd
+
-
pin PIO0_n
pin PIO0_n
A
I
OH
Ipu
-
+
A
aaa-010819
Fig 17. Pin input/output current measurement
10.4.1 Electrical pin characteristics
DDDꢀꢁꢅꢈꢆꢁꢄ
DDDꢀꢁꢅꢈꢆꢅꢁ
ꢇꢉ
ꢃꢉ
ꢄꢉ
ꢂꢉ
ꢁꢉ
ꢀꢉ
ꢉ
ꢇꢉ
ꢏꢄꢉ&
,
,
2/
ꢋP$ꢌ
2/
ꢁꢃ&
ꢋP$ꢌ
ꢆꢉ&
ꢀꢉꢃ&
ꢏꢄꢉ&
ꢁꢃ&&
ꢄꢃ
ꢂꢉ
ꢀꢃ
ꢉ
ꢆꢉ&&
ꢀꢉꢃꢃ&&
ꢉ
ꢉꢐꢀ
ꢉꢐꢁ
ꢉꢐꢂ
ꢉꢐꢄ
ꢉꢐꢃ
2/
ꢉꢐꢇ
ꢉ
ꢉꢐꢀ
ꢉꢐꢁ
ꢉꢐꢂ
ꢉꢐꢄ
ꢉꢐꢃ
ꢉꢐꢇ
9
ꢊꢋ9ꢌ
9
ꢊꢋ9ꢌ
2/
Conditions: VDD = 1.8 V; on pins PIO0_13 to PIO0_14.
Conditions: VDD = 3.3 V; on pins PIO0_13 to PIO0_16.
Fig 18. I2C-bus pins (high current sink): Typical LOW-level output current IOL versus LOW-level output voltage
VOL
LPC540xx
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© NXP Semiconductors N.V. 2018. All rights reserved.
Product data sheet
Rev. 1.8 — 22 June 2018
99 of 168
NXP [ NXP ]
