lpc3131 NXP Semiconductors, lpc3131 Datasheet - Page 53

• Manufacturer Part Number: lpc3131
• Description: Low-cost, Low-power Arm926ej-s Mcus With High-speed Usb 2.0 Otg, Sd/mmc, And Nand ?ash Controller
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 20:
LPC3130_3131_1
Preliminary data sheet
Symbol
f
C
t
P
osc
startup
clk
drive
xtal
Dynamic characteristics: crystal oscillator
9.5 Crystal oscillator
9.6 SPI
Parameter
oscillator frequency
clock duty cycle
crystal capacitance
start-up time
drive power
Table 21.
T
Remark: Note that the signal names SCK, MISO, and MOSI correspond to signals on
pins SPI_SCK, SPI_MOSI, and SPI_MISO in the following SPI timing diagrams.
Symbol
SPI
master
T
t
t
t
t
t
t
SPI slave
T
t
t
t
t
t
t
SPICLKH
SPICLKL
SPIDSU
SPIDH
SPIQV
SPIOH
SPICLKH
SPICLKL
SPIDSU
SPIDH
SPIQV
SPIOH
amb
SPICYC
SPICYC
= 40 C to +85 C for industrial applications
Dynamic characteristics of SPI pins
Parameter
SPI cycle time
SPICLK HIGH time
SPICLK LOW time
SPI data set-up time
SPI data hold time
SPI data output valid time
SPI output data hold time
SPI cycle time
SPICLK HIGH time
SPICLK LOW time
SPI data set-up time
SPI data hold time
SPI data output valid time
SPI output data hold time
Rev. 1 — 9 February 2009
Conditions
input; on pin
FFAST_IN
output; on pin
FFAST_OUT
Low-cost, low-power ARM926EJ-S microcontrollers
Min
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10
45
-
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100
LPC3130/3131
Typ
12
50
-
-
500
-
Typ
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© NXP B.V. 2009. All rights reserved.
Max
25
55
2
0.74
-
500
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
MHz
%
pF
pF
53 of 68
s
W