PCF80C31-3A PHILIPS [NXP Semiconductors], PCF80C31-3A Datasheet - Page 19

• Manufacturer Part Number: PCF80C31-3A
• Description: CMOS single-chip 8-bit microcontrollers
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
1996 Aug 16
CMOS single-chip 8-bit microcontrollers
I
CC
mA
V
45
40
35
30
25
20
15
10
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
5
LOAD
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
CC
0.45V
–0.5
V
V
LOAD
LOAD
4MHz
–0.1V
+0.1V
8MHz
Figure 6. AC Testing Input/Output
FREQ AT XTAL1
Figure 7. Float Waveform
12MHz
Figure 8. I
0.2V
0.2V
IH
CC
min for a logic ‘1’ and V
REFERENCE
CC
CC
16MHz
TIMING
POINTS
–0.5 for a logic ‘1’ and 0.45V for a logic ‘0’.
+0.9
–0.1
19
CC
vs. FREQ
20MHz
OH
/V
OL
24MHz
IL
max for a logic ‘0’.
level occurs. I
V
V
OH
OL
+0.1V
OH
–0.1V
30MHz
/I
OL
80C31/80C51/87C51
20mA.
33MHz
MAX ACTIVE MODE
(I
TYP ACTIVE MODE
TYP IDLE MODE
MAX IDLE MODE
CCMAX
= 1.43 freq + 1.9)
Product specification
SU00012
SU00011
SU00010