p89lpc935fdh NXP Semiconductors, p89lpc935fdh Datasheet - Page 59

• Manufacturer Part Number: p89lpc935fdh
• Description: 8-bit Microcontroller With Accelerated Two-clock 80c51 Core 4 Kb/8 Kb 3 V Byte-erasable Flash With 8-bit A/d Converters
• Manufacturer: NXP Semiconductors

Philips Semiconductors
12. Dynamic characteristics
Table 12:
V
T
9397 750 15113
Product data sheet
Symbol
f
f
f
T
f
Glitch filter
t
t
External clock
t
t
t
t
Shift register (UART mode 0)
t
t
t
t
t
SPI interface
f
t
t
t
OSC(RC)
OSC(WD)
osc
CLKLP
gr
sa
CHCX
CLCX
CLCH
CHCL
XLXL
QVXH
XHQX
XHDX
XHDV
SPI
SPICYC
SPILEAD
SPILAG
amb
DD
cy(CLK)
= 2.4 V to 3.6 V unless otherwise specified.
= 40 C to +85 C for industrial, unless otherwise specified.
Dynamic characteristics (12 MHz)
Parameter
internal RC oscillator frequency
internal watchdog oscillator
frequency
oscillator frequency
clock cycle time
low power select clock
frequency
glitch rejection
signal acceptance
clock HIGH time
clock LOW time
clock rise time
clock fall time
serial port clock cycle time
output data setup to clock rising
edge time
output data hold after clock
rising edge time
input data hold after clock rising
edge time
input data valid to clock rising
edge time
SPI operating frequency
SPI cycle time
SPI enable lead time (slave)
SPI enable lag time (slave)
slave
master
slave
master
Conditions
see
P1.5/RST pin
any pin except
P1.5/RST
P1.5/RST pin
any pin except
P1.5/RST
see
see
see
see
see
see
see
see
see
see
29,
see
see
30
Rev. 06 — 20 June 2005
Figure 27
Figure 27
Figure 27
Figure 27
Figure 27
Figure 25
Figure 25
Figure 25
Figure 25
Figure 25
Figure
Figure
Figure
8-bit microcontroller with accelerated two-clock 80C51 core
26, 28,
29,
29,
30
30
[1] [2]
P89LPC933/934/935/936
16T
13T
7.189
6
4
Min
320
125
150
250
250
CCLK
CCLK
83
50
33
33
cy(CLK)
cy(CLK)
0
0
0
-
-
-
-
-
-
-
Variable clock
T
T
cy(CLK)
T
cy(CLK)
cy(CLK)
7.557
CCLK
CCLK
Max
520
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
12
50
15
8
8
8
0
-
-
-
-
-
-
-
-
-
-
+ 20
6
4
t
t
CHCX
CLCX
f
7.189
1333
1083
osc
Min
320
125
150
500
333
250
250
50
33
33
0
-
-
-
-
-
-
-
-
-
-
= 12 MHz Unit
7.557 MHz
Max
520
103
2.0
3.0
50
15
8
8
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
59 of 75
kHz
MHz
ns
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
ns
ns
ns
ns