LPC1104 View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
MFG CO.
'LPC1104' PDF : 43 Pages View PDF
NXP Semiconductors
LPC1102/1104
32-bit ARM Cortex-M0 microcontroller
10.4 Internal oscillators
Table 11. Dynamic characteristic: internal oscillators
Tamb = 40 C to +85 C; 2.7 V VDD 3.6 V.[1]
Symbol Parameter
Conditions
fosc(RC) internal RC oscillator frequency -
Min
11.88
Typ[2]
12
Max
12.12
Unit
MHz
[1] Parameters are valid over operating temperature range unless otherwise specified.
[2] Typical ratings are not guaranteed. The values listed are at room temperature (25 C), nominal supply
voltages.
12.15
f
(MHz)
12.05
11.95
VDD = 3.6 V
3.3 V
3.0 V
2.7 V
2.4 V
2.0 V
002aaf403
11.85
−40
−15
10
35
60
85
temperature (°C)
Conditions: Frequency values are typical values. 12 MHz 1 % accuracy is guaranteed for
2.7 V VDD 3.6 V and Tamb = 40 C to +85 C. Variations between parts may cause the IRC to
fall outside the 12 MHz 1 % accuracy specification for voltages below 2.7 V.
Fig 17. Internal RC oscillator frequency versus temperature
Table 12. Dynamic characteristics: Watchdog oscillator
Symbol Parameter
Conditions
fosc(int) internal oscillator DIVSEL = 0x1F, FREQSEL = 0x1
frequency
in the WDTOSCCTRL register;
DIVSEL = 0x00, FREQSEL = 0xF
in the WDTOSCCTRL register
Min
[2][3] -
[2][3] -
Typ[1]
9.4
2300
Max Unit
-
kHz
-
kHz
[1] Typical ratings are not guaranteed. The values listed are at room temperature (25 C), nominal supply
voltages.
[2] The typical frequency spread over processing and temperature (Tamb = 40 C to +85 C) is 40 %.
[3] See user manual UM10429.
LPC1102_1104
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 7 — 26 September 2013
© NXP B.V. 2013. All rights reserved.
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