參數(shù)資料
型號(hào): P89C58
廠商: NXP Semiconductors N.V.
英文描述: 80C51 8-bit microcontroller family 4K/8K/16K/32K Flash
中文描述: 80C51的8位單片機(jī)系列4K/8K/16K/32K閃光
文件頁數(shù): 25/32頁
文件大?。?/td> 212K
代理商: P89C58
Philips Semiconductors
Product specification
89C51/89C52/89C54/89C58
80C51 8-bit microcontroller family
4K/8K/16K/32K Flash
1999 Oct 27
25
V
CC
–0.5
0.45V
0.2V
CC
+0.9
0.2V
CC
–0.1
NOTE:
AC inputs during testing are driven at V
–0.5 for a logic ‘1’ and 0.45V for a logic ‘0’.
Timing measurements are made at V
IH
min for a logic ‘1’ and V
IL
max for a logic ‘0’.
SU00717
Figure 19. AC Testing Input/Output
V
LOAD
V
LOAD
+0.1V
V
LOAD
–0.1V
V
OH
–0.1V
V
OL
+0.1V
NOTE:
For timing purposes, a port is no longer floating when a 100mV change from
load voltage occurs, and begins to float when a 100mV change from the loaded
V
OH
/V
OL
level occurs. I
OH
/I
OL
±
20mA.
TIMING
REFERENCE
POINTS
SU00718
Figure 20. Float Waveform
4
8
12
16
20
24
28
32
36
60
50
40
30
20
10
Frequency at XTAL1 (MHz)
I
CC
(mA)
SU01056
Icc IDLE MODE (TYP.)
Icc MAX ACTIVE MODE (TYP.)
Icc MAX. ACTIVE MODE
Icc MAX. IDLE MODE
Figure 21. I
CC
vs. FREQ
Valid only within frequency specifications of the device under test
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