LPC2925 NXP Semiconductors, LPC2925 Datasheet - Page 71

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LPC2925

Manufacturer Part Number
LPC2925
Description
(LPC2921 - LPC2925) ARM9 microcontroller
Manufacturer
NXP Semiconductors
Datasheet

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LPC2921_2923_2925_0
Preliminary data sheet
Fig 29. LPC2921/2923/2925 USB interface on a self-powered device
www.DataSheet4U.com
10.2 Suggested USB interface solutions
Fig 28. LPC29xx core operating frequency versus core voltage for different temperatures
frequency
LPC29xx
(MHz)
core
145
135
125
115
105
1.65
25 °C
45 °C
65 °C
85 °C
Rev. 00.01 — 24 October 2008
V
USB_UP_LED
USB_CONNECT
USB_VBUS
USB_D+
USB_D−
V
DD(IO)
SS(IO)
R S = 33 Ω
R S = 33 Ω
1.75
R1
1.5 kΩ
soft-connect switch
ARM9 microcontroller with CAN and LIN
LPC2921/2923/2925
002aae149
1.85
USB-B
connector
core voltage (V)
002aae193
© NXP B.V. 2008. All rights reserved.
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