p87c453ebaa NXP Semiconductors, p87c453ebaa Datasheet - Page 24

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

*
Philips Semiconductors
EPROM PROGRAMMING AND VERIFICATION CHARACTERISTICS
T
NOTE:
1998 Apr 23
amb
SYMBOL
80C51 8-bit microcontroller family
8K/256 OTP/ROM, expanded I/O
V
I
1/t
t
t
t
t
t
t
t
t
t
t
t
t
FOR PROGRAMMING VERIFICATION SEE FIGURE 25.
PP
AVGL
GHAX
DVGL
GHDX
EHSH
SHGL
GHSL
GLGH
AVQV
ELQZ
EHQZ
GHGL
FOR VERIFICATION CONDITIONS SEE FIGURE 27.
PP
= 21 C to +27 C, V
CLCL
ALE/PROG
P1.0–P1.7
P2.0–P2.4
P2.7
ENABLE
PORT 0
EA/V
PP
Programming supply voltage
Programming supply current
Oscillator frequency
Address setup to PROG low
Address hold after PROG
Data setup to PROG low
Data hold after PROG
P2.7 (ENABLE) high to V
V
V
PROG width
Address to data valid
ENABLE low to data valid
Data float after ENABLE
PROG high to PROG low
PP
PP
setup to PROG low
hold after PROG
CC
t
= 5V 10%, V
t
AVGL
DVGL
t
EHSH
t
SHGL
t
GLGH
SS
PP
PROGRAMMING
= 0V (See Figure 28)
PARAMETER
Figure 28. EPROM Programming and Verification
ADDRESS
DATA IN
*
t
GHGL
LOGIC 0
t
t
GHDX
GHAX
24
t
GHSL
LOGIC 1
t
ELQV
48t
48t
48t
48t
48t
12.5
MIN
10
10
90
10
VERIFICATION
CLCL
CLCL
CLCL
CLCL
CLCL
4
0
t
AVQV
ADDRESS
LOGIC 1
DATA OUT
*
83C453/87C453
48t
48t
48t
MAX
13.0
110
t
50
EHQZ
CLCL
CLCL
CLCL
6
Preliminary specification
UNIT
SU00020
MHz
mA
V
s
s
s
s