LPC2458 NXP Semiconductors, LPC2458 Datasheet - Page 57

• Manufacturer Part Number: LPC2458
• Description: NXP Semiconductors designed the LPC2458 microcontroller around a 16-bit/32-bitARM7TDMI-S CPU core with real-time debug interfaces that include both JTAG andembedded trace
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 16.
C
(RD = 00)
[1]
LPC2458
Product data sheet
Symbol
Common
t
t
t
t
t
t
t
t
t
t
t
t
Read cycle parameters
t
t
Write cycle parameters
t
t
d(SV)
h(S)
d(RASV)
h(RAS)
d(CASV)
h(CAS)
d(WV)
h(W)
d(GV)
h(G)
d(AV)
h(A)
su(D)
h(D)
d(QV)
h(Q)
L
= 30 pF, T
See
Figure
Dynamic characteristics: Dynamic external memory interface
amb
Parameter
chip select valid delay time
chip select hold time
row address strobe valid delay time
row address strobe hold time
column address strobe valid delay time
column address strobe hold time
write valid delay time
write hold time
output enable valid delay time
output enable hold time
address valid delay time
address hold time
data input set-up time
data input hold time
data output valid delay time
data output hold time
17.
11.6 Dynamic external memory interface
=

40

C to 85

C, V
DD(DCDC)(3V3)
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 1 September 2011
= V
DD(3V3)
= 3.0 V to 3.6 V, EMC Dynamic Read Config Register = 0x0
Conditions
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
Min
-
0.1
-
0.5
-
0.1
-
0.1
-
0.1
-
0.1
0.51
0.57
-
0.49
Single-chip 16-bit/32-bit micro
Typ
1.05
1.02
1.51
1.51
0.98
0.97
0.84
0.84
0.95
1
0.87
0.81
2.24
2.41
2.65
2.61
LPC2458
© NXP B.V. 2011. All rights reserved.
Max
1.76
-
1.95
-
1.27
-
1.95
-
1.86
-
1.95
-
-
-
4.36
-
57 of 80
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns