Datasheet

LPC1311_13_42_43 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 5 — 6 June 2012 64 of 74
NXP Semiconductors
LPC1311/13/42/43
32-bit ARM Cortex-M3 microcontroller
11.7 ElectroMagnetic Compatibility (EMC)
Radiated emission measurements according to the IEC61967-2 standard using the
TEM-cell method are shown for the LPC1343FBD48 in Table 23
.
[1] IEC levels refer to Appendix D in the IEC61967-2 Specification.
Table 23. ElectroMagnetic Compatibility (EMC) for part LPC1343FBD48 (TEM-cell method)
V
DD
= 3.3 V; T
amb
= 25 ° C.
Parameter Frequency band System clock = Unit
12 MHz 24 MHz 48 MHz 72 MHz
Input clock: IRC (12 MHz)
maximum
peak level
150 kHz - 30 MHz −6 −5 −7 −7dBμV
30 MHz - 150 MHz −1+3+9+13dBμV
150 MHz - 1 GHz +3 +7 +15 +19 dBμV
IEC level
[1]
-ONML-
Input clock: crystal oscillator (12 MHz)
maximum
peak level
150 kHz - 30 MHz -5 −5 −7 −7dBμV
30 MHz - 150 MHz 0 +4 +9 +13 dBμV
150 MHz - 1 GHz 3 +8 +15 +20 dBμV
IEC level
[1]
-ONML-