P80C31SFPN PHILIPS [NXP Semiconductors], P80C31SFPN Datasheet - Page 31

• Manufacturer Part Number: P80C31SFPN
• Description: 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless low voltage 2.7V.5.5V, low power, high speed 33 MHz
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
2000 Jan 20
80C51 8-bit microcontroller family
4K/128 OTP/ROM/ROMless, low voltage (2.7V–5.5V),
low power, high speed (33 MHz)
ALE/PROG:
ALE/PROG:
SEE EXPLODED VIEW BELOW
1
0
4–6MHz
4–6MHz
1
0
1
A0–A7
A0–A7
1
1
1
1
1
1
2
5 PULSES
t
GLGH
3
Figure 26. Programming Configuration
= 100 s 10 s
Figure 28. Program Verification
4
Figure 27. PROG Waveform
P1
RST
P3.6
P3.7
XTAL2
XTAL1
V
P1
RST
P3.6
P3.7
XTAL2
XTAL1
V
SS
SS
5
EPROM/OTP
EPROM/OTP
31
1
ALE/PROG
ALE/PROG
P2.0–P2.5
P2.0–P2.5
EA/V
EA/V
PSEN
PSEN
V
P2.7
P2.6
P3.4
P2.7
P2.6
V
CC
PP
PP
P0
P0
t
CC
GHGL
= 10 s MIN
+5V
+5V
SU00875
PGM DATA
+12.75V
5 PULSES TO GROUND
0
1
0
A8–A13
PGM DATA
1
1
0
0 ENABLE
0
A8–A13
A14
80C51/87C51/80C31
SU00839A
SU00873
Product specification