MCB2470 Keil, MCB2470 Datasheet - Page 53

• Manufacturer Part Number: MCB2470
• Description: BOARD EVAL NXP LPC247X SERIES
• Manufacturer: Keil
• Type: MCUr

Specifications of MCB2470

• Contents: Board, Cable, CD
• For Use With/related Products: LPC2478
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
Table 7.
T
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10] To V
[11] Includes external resistors of 18 Ω ± 1 % on D+ and D−.
LPC2478_1
Preliminary data sheet
Symbol
USB pins
I
V
V
V
V
V
V
C
Z
R
OZ
amb
DRV
BUS
DI
CM
th(rs)se
OL
OH
trans
pu
Typical ratings are not guaranteed. The values listed are at room temperature (25 °C), nominal supply voltages
The RTC typically fails when V
Including voltage on outputs in 3-state mode.
V
3-state outputs go into 3-state mode when V
Accounts for 100 mV voltage drop in all supply lines.
Only allowed for a short time period.
Minimum condition for V
On pin VBAT.
=
DD(3V3)
−
40
SS
.
°
Static characteristics
supply voltages must be present.
C to +85
Parameter
OFF-state output
current
bus supply voltage
differential input
sensitivity voltage
differential common
mode voltage range
single-ended receiver
switching threshold
voltage
LOW-level output
voltage for
low-/full-speed
HIGH-level output
voltage (driven) for
low-/full-speed
transceiver
capacitance
driver output
impedance for driver
which is not
high-speed capable
pull-up resistance
°
C for commercial applications, unless otherwise specified.
I
= 4.5 V, maximum condition for V
i(VBAT)
…continued
drops below 1.6 V.
Conditions
0 V < V
|(D+) − (D−)|
includes V
R
R
pin to GND
with 33 Ω series resistor;
steady state drive
SoftConnect = ON
DD(3V3)
L
L
of 1.5 kΩ to 3.6 V
of 15 kΩ to GND
Rev. 01 — 9 February 2007
I
is grounded.
< 3.3 V
DI
range
I
= 5.5 V.
[11]
Min
-
-
0.2
0.8
0.8
-
2.8
-
36
1.1
Typ
-
-
-
-
-
-
-
-
-
-
Fast communication chip
[1]
LPC2478
© NXP B.V. 2007. All rights reserved.
Max
±10
5.25
-
2.5
2.0
0.18
3.5
20
44.1
1.9
continued >>
53 of 76
Unit
µA
V
V
V
V
V
V
pF
Ω
kΩ