P87C52 PHILIPS [NXP Semiconductors], P87C52 Datasheet - Page 21

• Manufacturer Part Number: P87C52
• Description: 80C51 8-bit microcontrollers 16K/32K, 512 OTP, I2C, watchdog timer
• Manufacturer: PHILIPS [NXP Semiconductors]

*
Philips Semiconductors
EPROM PROGRAMMING AND VERIFICATION CHARACTERISTICS
T
NOTE:
1999 Jul 23
amb
SYMBOL
80C51 8-bit microcontrollers
16K/32K, 512 OTP, I
FOR PROGRAMMING VERIFICATION SEE FIGURE 14.
FOR VERIFICATION CONDITIONS SEE FIGURE 16.
1/t
t
t
t
t
t
t
t
t
t
t
t
t
GHDX
GHAX
DVGL
EHSH
SHGL
GHSL
GLGH
AVQV
EHQZ
GHGL
V
AVGL
ELQZ
= 21 C to +27 C, Vcc = 5 V 10%, V
I
CLCL
ALE/PROG
PP
P1.0–P1.7
P2.0–P2.5
PP
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
t
t
AVGL
DVGL
Purchase of Philips I
to use the components in the I
I
code 9398 393 40011.
2
C specifications defined by Philips. This specification can be ordered using the
t
t
SHGL
GLGH
2
t
C, watchdog timer
PP
EHSH
SS
PROGRAMMING
= 0 V (See Figure 17)
Figure 17. EPROM Programing and Verification
ADDRESS
DATA IN
PARAMETER
2
*
C components conveys a license under the Philips’ I
t
GHGL
LOGIC 0
t
t
GHDX
GHAX
21
2
t
GHSL
C system provided the system conforms to the
LOGIC 1
t
ELQV
VERIFICATION
t
AVQV
ADDRESS
LOGIC 1
DATA OUT
48t
48t
48t
48t
48t
MIN
12.5
10
10
90
10
CLCL
CLCL
CLCL
CLCL
CLCL
4
0
*
87C524/87C528
48t
48t
48t
t
EHQZ
MAX
13.0
110
50
CLCL
CLCL
CLCL
6
2
Product specification
C patent
UNIT
MHz
SU00174
mA
V
s
s
s
s