Datasheet

LPC408X_7X All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 3.1 — 1 September 2014 81 of 138
NXP Semiconductors
LPC408x/7x
32-bit ARM Cortex-M4 microcontroller
Table 8. Thermal characteristics
V
DD
= 3.0 V to 3.6 V; T
amb
=  40  C to +85  C unless otherwise specified;
Symbol Parameter Conditions Min Typ Max Unit
T
j(max)
maximum junction
temperature
--125 C
Table 9. Thermal resistance (LQFP packages)
T
amb
=  40  C to +85  C unless otherwise specified.
Thermal resistance value (C/W): ±15 %
LQFP80 LQFP144 LQFP208
ja
JEDEC (4.5 in  4 in)
0 m/s 41 31 27
1 m/s 35 28 25
2.5 m/s 32 26 24
Single-layer (4.5 in  3 in)
0 m/s 61 43 35
1 m/s 47 35 31
2.5 m/s 43 33 29
jc 7.8 9.2 10.5
jb 11.6 13.5 15.2
Table 10. Thermal resistance value (TFBGA packages)
T
amb
=  40  C to +85  C unless otherwise specified.
Thermal resistance value (C/W): ±15 %
TFBGA180 TFBGA208
ja
JEDEC (4.5 in  4 in)
0 m/s 47 43
1 m/s 39 37
2.5 m/s 35 33
8-layer (4.5 in  3 in)
0 m/s 39 37
1 m/s 35 33
2.5 m/s 31 30
jc 8.5 7.4
jb 13 16