lpc2420 NXP Semiconductors, lpc2420 Datasheet - Page 54

• Manufacturer Part Number: lpc2420
• Description: Flashless 16-bit/32-bit Microcontroller; Ethernet, Can, Isp/iap, Usb 2.0 Device/host/otg, External Memory Interface
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 10.
T
[1]
[2]
[3]
LPC2420_60_3
Preliminary data sheet
Symbol
External clock
f
T
t
t
t
t
I
t
SSP interface
t
osc
CHCX
CLCX
CLCH
CHCL
2
f(o)
su(SPI_MISO)
amb
cy(clk)
C-bus pins (P0[27] and P0[28])
Parameters are valid over operating temperature range unless otherwise specified.
Typical ratings are not guaranteed. The values listed are at room temperature (25 C), nominal supply voltages.
Bus capacitance C
= 40 C to +85 C for commercial applications; V
Dynamic characteristics
Parameter
oscillator frequency
clock cycle time
clock HIGH time
clock LOW time
clock rise time
clock fall time
output fall time
SPI_MISO set-up time
b
in pF, from 10 pF to 400 pF.
Rev. 03 — 20 November 2008
DD(3V3)
Conditions
V
T
measured in
SPI Master
mode; see
Figure 9
amb
IH
to V
= 25 C;
over specified ranges.
IL
Min
1
42
T
T
-
-
20 + 0.1
-
cy(clk)
cy(clk)
Flashless 16-bit/32-bit microcontroller
[1]
0.4
0.4
C
b
[3]
LPC2420/2460
Typ
-
-
-
-
-
-
-
11
[2]
© NXP B.V. 2008. All rights reserved.
Max
24
1000
-
-
5
5
-
-
54 of 73
Unit
MHz
ns
ns
ns
ns
ns
ns
ns