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ROM Verification Characteristics
±
= 25 °C
5 °C; V
T
A
Parameter
ROM Verification
Address to valid data
ENABLE to valid data
Data float after ENABLE t
Oscillator frequency
Address to valid data
P1.0 - P1.7
P2.0 - P2.4
Port 0
P2.7
ENABLE
Address: P1.0 - P1.7 = A0 - A7
Data:
ROM Verification
Semiconductor Group
±
= 5 V
10 %; V
CC
SS
Symbol
t
–
AVQV
t
–
ELQV
0
EHOZ
1/t
4
CLCL1
t
–
AVQV
t
ELQV
P2.0 - P2.4 = A8 - A12
P0.0 - P0.7 = D0 - D7
= 0 V
Limit values
min.
*
Address
t
AVQV
Data OUT
t
EHQZ
Inputs: P2.5 - P2.6, PSEN =
265
Device Specifications
max.
48 t
CLCL
48 t
CLCL
48 t
CLCL
6
48 t
CLCL
MCT00049
V
SS
V
ALE, EA =
IH
V
RESET =
SS
Unit
ns
ns
ns
MHz
ns
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