LPC2290 NXP Semiconductors, LPC2290 Datasheet - Page 31

• Manufacturer Part Number: LPC2290
• Description: The LPC2290 microcontroller is based on a 16/32-bit ARM7TDMI-S CPU with real-timeemulation and embedded trace support
• Manufacturer: NXP Semiconductors

NXP Semiconductors
9. Dynamic characteristics
Table 8.
T
[1]
[2]
LPC2290_3
Product data sheet
Symbol
External clock
f
T
t
t
t
t
Port pins (except P0.2 and P0.3)
t
t
I
t
osc
CHCX
CLCX
CLCH
CHCL
r
f
2
f
amb
cy(clk)
C-bus pins (P0.2 and P0.3)
Parameters are valid over operating temperature range unless otherwise specified.
Bus capacitance C
= 40 C to +125 C; V
Dynamic characteristics
Parameter
oscillator frequency
clock cycle time
clock HIGH time
clock LOW time
clock rise time
clock fall time
rise time
fall time
fall time
b
in pF, from 10 pF to 400 pF.
DD(1V8)
, V
DD(3V3)
Conditions
supplied by an external
oscillator (signal generator)
external clock frequency
supplied by an external
crystal oscillator
external clock frequency if
on-chip PLL is used
external clock frequency if
on-chip bootloader is used
for initial code download
V
over specified ranges.
IH
to V
Rev. 03 — 16 November 2006
16/32-bit ARM microcontroller with external memory interface
IL
[1]
[2]
Min
1
1
10
10
20
T
T
-
-
-
-
20 + 0.1
cy(clk)
cy(clk)
0.4
0.4
C
b
Typ
-
-
-
-
-
-
-
-
-
10
10
-
LPC2290
© NXP B.V. 2006. All rights reserved.
Max
50
30
25
25
1000
-
-
5
5
-
-
-
Unit
MHz
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
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