p87c453ebaa NXP Semiconductors, p87c453ebaa Datasheet - Page 16

• Manufacturer Part Number: p87c453ebaa
• Description: 80c51 8-bit Microcontroller Family 8k/256 Otp/rom, Expanded I/o
• Manufacturer: NXP Semiconductors

1. Parameters are valid over operating temperature range unless otherwise specified.
2. Load capacitance for port 0, ALE, and PSEN = 100pF, load capacitance for all other outputs = 80pF.
Philips Semiconductors
AC ELECTRICAL CHARACTERISTICS (Continued)
NOTES:
1998 Apr 23
Port 6 output
External Clock
SYMBOL
80C51 8-bit microcontroller family
8K/256 OTP/ROM, expanded I/O
t
t
t
t
t
t
t
t
t
t
t
OLOH
FVDV
OLDV
OHDZ
OVFV
FLDV
OHFH
CHCX
CLCX
CLCH
CHCL
FIGURE
13
14
13
13
13
13
14
17
17
17
17
ODS width
SEL to data out delay
ODS to data out delay
ODS to data float delay
ODS to AFLAG (OBF) delay
PE to data out delay
ODS to AFLAG (SEL) delay
High time
Low time
Rise time
Fall time
PARAMETER
16
MIN
16MHz CLOCK
209
100
20
20
MAX
100
120
85
80
35
20
20
3t
CLCL
MIN
100
20
20
VARIABLE CLOCK
+20
83C453/87C453
Preliminary specification
MAX
100
120
85
80
35
20
20
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns