87C575 Philips Semiconductors, 87C575 Datasheet - Page 31
87C575
Manufacturer Part Number
87C575
Description
80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless/ 4 comparator/ failure detect circuitry/ watchdog timer
Manufacturer
Philips Semiconductors
Datasheet
1.87C575.pdf
(40 pages)
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Philips Semiconductors
1998 May 01
80C51 8-bit microcontroller family
8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
I
CC
(mA)
V
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
LOAD
30
25
20
15
10
5
0
NOTE:
AC inputs during testing are driven at V
Timing measurements are made at V
Valid only within frequency specifications of the device under test
V
0
CC
0.45V
–0.5
V
V
LOAD
LOAD
–0.1V
+0.1V
Figure 27. AC Testing Input/Output
4
Figure 28. Float Waveform
5
Figure 29. I
0.2V
0.2V
IH
FREQUENCY (MHz)
CC
min for a logic ‘1’ and V
REFERENCE
CC
CC
TIMING
POINTS
–0.5 for a logic ‘1’ and 0.45V for a logic ‘0’.
+0.9
–0.1
31
CC
vs. FREQ
10
OH
/V
OL
IL
max for a logic ‘0’.
level occurs. I
V
V
OH
OL
+0.1V
OH
–0.1V
SU00010
15
/I
OL
16
SU00011
20mA.
MAX ACTIVE
TYP ACTIVE
MAX IDLE
TYP IDLE
80C575/83C575/
SU00245
20
Product specification
87C575
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