Datasheet

LPC3220_30_40_50 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 2.1 — 24 June 2014 21 of 80
NXP Semiconductors
LPC3220/30/40/50
16/32-bit ARM microcontrollers
VDD_IOC F7,
G6,
H6, J5
VDD_IOC power 1.8 V or 3.3 V supply for IOC domain
VDD_IOD F13,
F9
VDD_IOD power 1.8 V to 3.3 V supply for IOD domain
VDD_OSC T18 VDD_OSC power 1.2 V supply for main oscillator
VDD_PLL397 T16 VDD_PLL397 power 1.2 V supply for 397x PLL
VDD_PLLHCLK R17 VDD_PLLHCLK power 1.2 V supply for HCLK PLL
VDD_PLLUSB P15 VDD_PLLUSB power 1.2 V supply for USB PLL
VDD_FUSE N14 VDD_FUSE power 1.2 V supply
VDD_RTC K14 VDD_RTC power 1.2 V supply for RTC I/O
VDD_RTCCORE L13 VDD_RTCCORE power 1.2 V supply for RTC
VDD_RTCOSC N15 VDD_RTCOSC power 1.2 V supply for RTC oscillator
VSS_AD P13 - power Ground for ADC/touch screen
VSS_CORE G8,
G10,
G12,
H7,
K12,
L7,
M9,
M10,
M12
- power Ground for core
VSS_EMC K5,
L5,
M5,
N5,
N6,
P6,
P7,
P8,
P9,
P10,
P11
- power Ground for EMC
VSS_IOA K13 - power Ground VDD_IOA domain
VSS_IOB F6 - power Ground VDD_IOB domain
VSS_IOC F5,
G5,
H5
- power Ground VDD_IOC domain
VSS_IOD F10,
F11,
F12,
H12
- power Ground VDD_IOD domain
VSS_OSC P14 - power Ground for main oscillator
VSS_PLL397
T15 - power Ground for 397x PLL
VSS_PLLHCLK
R18 - power Ground for HCLK PLL
Table 4. Pin description
…continued
Symbol Pin Power supply
domain
Type Description