NXP Semiconductors
P89LPC9301/931A1
8-bit microcontroller with accelerated two-clock 80C51 core
Table 13. Dynamic characteristics (18 MHz) …continued
VDD = 3.0 V to 3.6 V unless otherwise specified.
Tamb = −40 °C to +85 °C for industrial applications, unless otherwise specified.[1][2]
Symbol Parameter
Conditions
Variable clock
Min
Max
tSPILEAD SPI enable lead time
slave
see Figure 35, 36
250
-
tSPILAG
SPI enable lag time
slave
see Figure 35, 36
250
-
tSPICLKH SPICLK HIGH time
see Figure 33, 34, 35, 36
slave
3⁄CCLK
-
master
2⁄CCLK
-
tSPICLKL SPICLK LOW time
see Figure 33, 34, 35, 36
slave
3⁄CCLK
-
master
2⁄CCLK
-
tSPIDSU SPI data set-up time
see Figure 33, 34, 35, 36
master or slave
100
-
tSPIDH SPI data hold time
see Figure 33, 34, 35, 36
master or slave
100
-
tSPIA
SPI access time
slave
see Figure 35, 36
0
80
tSPIDIS
SPI disable time
slave
see Figure 35, 36
0
160
tSPIDV
SPI enable to output
data valid time
see Figure 33, 34, 35, 36
slave
-
160
master
-
111
tSPIOH SPI output data hold
see Figure 33, 34, 35, 36
0
-
time
tSPIR
SPI rise time
see Figure 33, 34, 35, 36
SPI outputs (SPICLK,
MOSI, MISO)
-
100
SPI inputs (SPICLK,
MOSI, MISO, SS)
-
2000
tSPIF
SPI fall time
see Figure 33, 34, 35, 36
SPI outputs (SPICLK,
MOSI, MISO)
-
100
SPI inputs (SPICLK,
MOSI, MISO, SS)
-
2000
[1] Parameters are valid over operating temperature range unless otherwise specified.
[2] Parts are tested to 2 MHz, but are guaranteed to operate down to 0 Hz.
fosc = 18 MHz Unit
Min Max
250
- ns
250
- ns
167
- ns
111
- ns
167
- ns
111
- ns
100
- ns
100
- ns
0
80 ns
-
160 ns
-
160 ns
-
111 ns
0
- ns
-
100 ns
- 2000 ns
-
100 ns
- 2000 ns
P89LPC9301_931A1_1
Preliminary data sheet
Rev. 01 — 9 April 2009
© NXP B.V. 2009. All rights reserved.
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