參數(shù)資料
型號(hào)： LPC2378FBD144
廠商： NXP Semiconductors N.V.
元件分類： 數(shù)學(xué)處理器
英文描述： Single-chip 16-bit-32-bit microcontrollers; 512 kB flash with ISP-IAP, Ethernet, USB 2.0, CAN, and 10-bit ADC-DAC
封裝： LPC2377FBD144<SOT486-1 (LQFP144)|<<http://www.nxp.com/packages/SOT486-1.html<1<Always Pb-free,;LPC2378FBD144<SOT486-1 (LQFP144)|<<http://www.nxp.com/packages/SOT486-1.htm
文件頁(yè)數(shù)： 47/68頁(yè)
文件大?。?/td> 1443K
代理商： LPC2378FBD144
LPC2377_78
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 5 — 17 June 2010
47 of 68
NXP Semiconductors
LPC2377/78
Single-chip 16-bit/32-bit microcontrollers
11. Dynamic characteristics
[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.
[3]
Bus capacitance C
b
in pF, from 10 pF to 400 pF.
Table 7.
T
amb
=
40
°
C to +85
°
C for commercial applications; V
DD(3V3)
over specified ranges.
[1]
Symbol
Parameter
External clock (see
Figure 12
)
f
osc
oscillator frequency
T
cy(clk)
clock cycle time
t
CHCX
clock HIGH time
t
CLCX
clock LOW time
t
CLCH
clock rise time
t
CHCL
clock fall time
I
2
C-bus pins (P0[27] and P0[28])
t
f(o)
output fall time
SSP interface
t
su(SPI_MISO)
SPI_MISO set-up time
Dynamic characteristics
Conditions
Min
Typ
[2]
Max
Unit
1
42
T
cy(clk)
×
0.4
T
cy(clk)
×
0.4
-
-
-
-
-
-
-
-
25
1000
-
-
5
5
MHz
ns
ns
ns
ns
ns
V
IH
to V
IL
20 + 0.1
×
C
b
[3]
-
-
ns
T
amb
= 25
°
C; measured
in SPI Master mode; see
Figure 16
-
11
-
ns
Fig 12. External clock timing (with an amplitude of at least V
i(RMS)
= 200 mV)
t
CHCL
t
CLCX
t
CHCX
t
CLCH
T
cy(clk)
002aaa907
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