參數(shù)資料
型號： LPC2470
廠商： NXP Semiconductors N.V.
英文描述： Flashless 16-bit/32-bit micro; Ethernet, CAN, LCD, USB 2.0 device/host/OTG, external memory interface
中文描述： 毛邊16-bit/32-bit微，以太網(wǎng)，CAN，液晶顯示器，USB 2.0設(shè)備/主機/ OTG功能，外部存儲器接口
文件頁數(shù)： 50/72頁
文件大?。?/td> 365K
代理商： LPC2470
LPC2470_0
NXP B.V. 2007. All rights reserved.
Preliminary data sheet
Rev. 00.01 — 5 October 2007
50 of 72
NXP Semiconductors
LPC2470
Fast communication chip
I
DD(DCDC)act(3V3)
active mode DC-to-DC
converter supply
current (3.3 V)
V
DD(DCDC)(3V3)
= 3.3 V;
T
amb
= 25
°
C; code
while(1){}
executed from the on-chip
SRAM; no peripherals
enabled; PCLK = CCLK
CCLK = 10 MHz
CCLK = 72 MHz
all peripherals enabled;
PCLK = CCLK / 8
CCLK = 10 MHz
CCLK = 72 MHz
all peripherals enabled;
PCLK = CCLK
CCLK = 10 MHz
CCLK = 72 MHz
V
DD(DCDC)(3V3)
= 3.3 V;
T
amb
= 25
°
C
-
-
<tbd>
<tbd>
-
-
mA
mA
-
-
<tbd>
<tbd>
-
-
mA
mA
-
-
<tbd>
<tbd>
-
-
mA
mA
I
DD(DCDC)pd(3V3)
power-down mode
DC-to-DC converter
supply current (3.3 V)
active mode battery
supply current
-
150
20
28
-
-
-
μ
A
μ
A
μ
A
I
BATact
DC-to-DC converter on
DC-to-DC converter off
[9]
-
[9]
-
I
2
C-bus pins (P0[27] and P0[28])
V
IH
HIGH-level input
voltage
LOW-level input
voltage
hysteresis voltage
LOW-level output
voltage
input leakage current
0.7V
DD(3V3)
-
-
V
V
IL
-
-
0.3V
DD(3V3)
V
V
hys
V
OL
-
0.5V
DD(3V3)
-
-
V
V
I
OLS
= 3 mA
[6]
-
0.4
I
LI
V
I
= V
DD(3V3)
V
I
= 5 V
[10]
-
2
10
4
22
μ
A
μ
A
-
Oscillator pins
V
i(XTAL1)
input voltage on pin
XTAL1
output voltage on pin
XTAL2
input voltage on pin
RTCX1
output voltage on pin
RTCX2
0
-
1.8
V
V
o(XTAL2)
0
-
1.8
V
V
i(RTCX1)
0
-
1.8
V
V
o(RTCX2)
0
-
1.8
V
Table 7.
T
amb
=
40
°
C to +85
°
C for commercial applications, unless otherwise specified.
Symbol
Parameter
Static characteristics
…continued
Conditions
Min
Typ
[1]
Max
Unit
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