P89LPC915_916_917 NXP Semiconductors, P89LPC915_916_917 Datasheet - Page 60

• Manufacturer Part Number: P89LPC915_916_917
• Description: The P89LPC915/916/917 are single-chip microcontrollers, available in low-cost packages,based on a high performance processor architecture that executes instructions in two tofour clocks, six times the rate of standard 80C51 devices
• Manufacturer: NXP Semiconductors

NXP Semiconductors
12. Dynamic characteristics
Table 16.
V
T
P89LPC915_916_917_5
Product data sheet
Symbol
f
f
f
Glitch filter
t
t
External clock
f
T
t
t
t
t
Shift register (UART mode 0)
T
t
t
t
t
SPI interface
f
T
osc(RC)
osc(WD)
CLKLP
gr
sa
osc
CHCX
CLCX
CLCH
CHCL
QVXH
XHQX
XHDX
XHDV
SPI
amb
DD
cy(clk)
XLXL
SPICYC
= 2.4 V to 3.6 V unless otherwise specified.
= 40 C to +85 C, or 40 C to +125 C (see
Dynamic characteristics (12 MHz)
Parameter
internal RC oscillator frequency
internal watchdog oscillator
frequency
low power select clock
frequency
glitch rejection time
signal acceptance time
oscillator frequency
clock cycle time
clock HIGH time
clock LOW time
clock rise time
clock fall time
serial port clock cycle time
output data set-up 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
slave
master
slave
master
Conditions
industrial
extended
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
see
25,
Rev. 05 — 15 December 2009
26
Figure 28
Figure 28
Figure 28
Figure 28
Figure 28
Figure 27
Figure 27
Figure 27
Figure 27
Figure 27
Figure
Table 3 on page
8-bit microcontrollers with accelerated two-clock 80C51 core
23, 24,
3), unless otherwise specified.
16T
13T
7.189
7.004
6
4
Min
320
125
150
CCLK
CCLK
50
83
33
33
cy(CLK)
cy(CLK)
0
0
0
-
-
-
-
-
-
-
P89LPC915/916/917
Variable clock
T
T
cy(CLK)
T
cy(CLK)
cy(CLK)
7.557
7.741
CCLK
CCLK
Max
520
50
15
12
8
8
8
0
-
-
-
-
-
-
-
-
+ 20
6
4
t
t
CHCX
CLCX
[1][2]
f
7.189
7.004
1333
1083
osc
Min
320
125
150
500
333
50
33
33
0
© NXP B.V. 2009. All rights reserved.
-
-
-
-
-
-
-
-
-
-
= 12 MHz Unit
7.557 MHz
7.741 MHz
Max
520
103
2.0
3.0
50
15
8
8
0
-
-
-
-
-
-
-
-
-
-
-
-
60 of 75
kHz
MHz
ns
ns
ns
ns
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
ns
ns