p80c550efaa NXP Semiconductors, p80c550efaa Datasheet - Page 21

• Manufacturer Part Number: p80c550efaa
• Description: 80c51 8-bit Microcontroller Family 4k/128 Otp/rom/romless, Channel Watchdog Timer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1998 May 01
80C51 8-bit microcontroller family
4K/128 OTP/ROM/ROMless, 8 channel 8 bit A/D, watchdog timer
CLOCK SIGNAL
Figure 13. I
(NC)
All other pins are disconnected
V
CC
CC
Test Condition, Active Mode
RST
XTAL2
XTAL1
V
SS
Figure 15. Clock Signal Waveform for I
V
CC
0.45V
Figure 16. I
–0.5
V
(NC)
EA
P0
P1
CC
SU00202
All other pins are disconnected.
I
CC
V
V
0.2V
t
CC
CHCL
CC
CC
0.7V
CC
Test Condition, Power Down Mode
t
RST
XTAL2
XTAL1
V
CLCH
CC
SS
V
–0.1
CC
= 2V to 5.5V.
= t
CHCL
21
t
CLCX
CC
= 5ns
Tests in Active and Idle Modes
t
CLCL
CLOCK SIGNAL
V
CC
EA
P1
P0
t
CHCX
t
CLCH
Figure 14. I
I
SU00204
CC
(NC)
V
V
CC
CC
All other pins are disconnected
SU00009
80C550/83C550/87C550
CC
RST
XTAL2
XTAL1
V
SS
Test Condition, Idle Mode
V
EA
Product specification
P1
P0
CC
SU00203
I
CC
V
V
CC
CC