Datasheet

Philips Semiconductors Product specification
8XC54/58
8XC51FA/FB/FC/80C51FA
8XC51RA+/RB+/RC+/RD+/80C51RA+
80C51 8-bit microcontroller family
8K–64K/256–1K OTP/ROM/ROMless, low voltage (2.7V–5.5V),
low power, high speed (33MHz)
2000 Aug 07
47
EPROM PROGRAMMING AND VERIFICATION CHARACTERISTICS
T
amb
= 21°C to +27°C, V
CC
= 5V±10%, V
SS
= 0V (See Figure 44)
SYMBOL
PARAMETER MIN MAX UNIT
V
PP
Programming supply voltage 12.5 13.0 V
I
PP
Programming supply current 50
1
mA
1/t
CLCL
Oscillator frequency 4 6 MHz
t
AVGL
Address setup to PROG low 48t
CLCL
t
GHAX
Address hold after PROG 48t
CLCL
t
DVGL
Data setup to PROG low 48t
CLCL
t
GHDX
Data hold after PROG 48t
CLCL
t
EHSH
P2.7 (ENABLE) high to V
PP
48t
CLCL
t
SHGL
V
PP
setup to PROG low 10 µs
t
GHSL
V
PP
hold after PROG 10 µs
t
GLGH
PROG width 90 110 µs
t
AVQV
Address to data valid 48t
CLCL
t
ELQZ
ENABLE low to data valid 48t
CLCL
t
EHQZ
Data float after ENABLE 0 48t
CLCL
t
GHGL
PROG high to PROG low 10 µs
NOTE:
1. Not tested.
PROGRAMMING* VERIFICATION*
ADDRESS ADDRESS
DATA IN DATA OUT
LOGIC 1 LOGIC 1
LOGIC 0
t
AVQV
t
EHQZ
t
ELQV
t
SHGL
t
GHSL
t
GLGH
t
GHGL
t
AVGL
t
GHAX
t
DVGL
t
GHDX
P1.0–P1.7
P2.0–P2.5
P3.4
(A0 – A14)
PORT 0
P0.0 – P0.7
(D0 – D7)
ALE/PROG
EA/V
PP
P2.7
**
SU00871
t
EHSH
NOTES:
*
FOR PROGRAMMING CONFIGURATION SEE FIGURE 41.
FOR VERIFICATION CONDITIONS SEE FIGURE 43.
** SEE TABLE 9.
Figure 44. EPROM Programming and Verification