LPC540xx
NXP Semiconductors
32-bit ARM Cortex-M4 microcontroller
Table 19. Typical AHB/APB peripheral power consumption [3][4][5]
Tamb = 25 °C, VDD = 3.3 V;
Peripheral
IDD in uA/MHz
IDD in uA/MHz
IDD in uA/MHz
IDD in uA/MHz
Flexcomm Interface 3
(USART, SPI, I2C)
1.4
1.4
1.4
1.6
Flexcomm Interface 4
(USART, SPI, I2C)
1.4
1.7
2.0
1.6
1.5
1.5
1.5
1.5
1.7
2.0
1.6
1.5
1.5
1.5
1.5
1.7
2.0
1.6
1.5
1.5
1.5
1.7
1.9
2.3
1.9
1.8
1.8
1.8
Flexcomm Interface 5
(USART, SPI, I2C)
Flexcomm Interface 6
(USART, SPI, I2C, I2S)
Flexcomm Interface 7
(USART, SPI, I2C, I2S)
Flexcomm Interface 8
(USART, SPI, I2C)
Flexcomm Interface 9
(USART, SPI, I2C)
Flexcomm Interface 10
(SPI)
Sync APB peripheral
CPU: 12 MHz, sync CPU: 48 MHz, sync CPU: 96 MHz, sync CPU: 180 MHz, sync
APB bus: 12 MHz
APB bus: 48 MHz
APB bus: 96 MHz
APB bus: 180 MHz
[1]
[1]
INPUTMUX
IOCON
0.83
2.67
1.1
0.85
2.65
1.1
0.86
2.65
1.1
1.0
3.13
1.3
1.52
0.46
0.3
0.3
0.1
0.2
0.9
1.0
0.99
2.8
2.8
1.5
4.5
1.3
PINT
GINT0 and GINT1
WWDT
1.33
0.42
0.3
1.35
0.42
0.3
1.34
0.42
0.3
RTC
MRT
0.3
0.3
0.3
RIT
0.1
0.1
0.1
UTICK
0.2
0.2
0.2
CTimer0
CTimer1
CTimer2
Smart card0
Smart card1
RNG
0.8
0.8
0.8
0.8
0.9
0.9
0.83
2.5
0.85
2.5
0.88
2.5
2.5
2.5
2.5
1.4
1.4
1.4
OTP controller
SHA
4.0
4.0
4.0
1.2
1.2
1.2
LPC540xx
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© NXP Semiconductors N.V. 2018. All rights reserved.
Product data sheet
Rev. 1.8 — 22 June 2018
95 of 168
NXP [ NXP ]
