LPC1820FET100 NXP Semiconductors, LPC1820FET100 Datasheet - Page 119

• Manufacturer Part Number: LPC1820FET100
• Description: The LPC1820FET100 is a high-performance, cost-effective Cortex-M3 microcontroller featuring 168 kB of SRAM, and advanced peripherals including High Speed USB 2
• Manufacturer: NXP Semiconductors

NXP Semiconductors
LPC1850_30_20_10
Preliminary data sheet
Table 22.
T
design.
[1]
[2]
Symbol Parameter
t
t
MII mode
f

t
t
f

t
t
su
h
clk
su
h
clk
su
h
amb
clk
clk
Fig 33. Ethernet timing
Output drivers can drive a load  25 pF accommodating over 12 inch of PCB trace and the input
capacitance of the receiving device.
Timing values are given from the point at which the clock signal waveform crosses 1.4 V to the valid input or
output level.
=

40
set-up time
hold time
clock frequency
clock duty cycle
set-up time
hold time
clock frequency
clock duty cycle
set-up time
hold time

Dynamic characteristics: Ethernet
C to 85
ENET_RX_CLK
ENET_TX_CLK
ENET_RX_DV
ENET_RX_ER
ENET_RXD[n]
ENET_TX_EN
ENET_TX_ER
ENET_TXD[n]
All information provided in this document is subject to legal disclaimers.

C; 2.2 V
Rev. 3.1 — 15 December 2011
Conditions
for ENET_TXDn, ENET_TX_EN,
ENET_RXDn, ENET_RX_ER,
ENET_RX_DV
for ENET_TXDn, ENET_TX_EN,
ENET_RXDn, ENET_RX_ER,
ENET_RX_DV
for ENET_TX_CLK
for ENET_TXDn, ENET_TX_EN,
ENET_TX_ER
for ENET_TXDn, ENET_TX_EN,
ENET_TX_ER
for ENET_RX_CLK
for ENET_RXDn, ENET_RX_ER,
ENET_RX_DV
for ENET_RXDn, ENET_RX_ER,
ENET_RX_DV

V
DD(REG)(3V3)

3.6 V; 2.7 V
32-bit ARM Cortex-M3 microcontroller
t
LPC1850/30/20/10
su

V
t
h
DD(IO)
[1][2]
[1][2]
[1]
[1]
[1][2]
[1][2]
[1]
[1]
[1][2]
[1][2]

3.6 V. Values guaranteed by
Min
4
2
-
50
4
2
-
50
4
2
002aag210
© NXP B.V. 2011. All rights reserved.
Max
-
-
25
50
-
-
25
50
-
-
119 of 157
Unit
ns
ns
MHz
%
ns
ns
MHz
%
ns
ns