W79E804A/803A/802A
27.3 The COMPARATOR ELECTRICAL CHARACTERISTICS
(V
DD
−V
SS
= 3.0~5V, TA = -40~85°C, Fosc = 20MHz, unless otherwise specified.)
PARAMETER
SYMBOL
MIN.
SPECIFICATION
TYP.
MAX.
UNIT
TEST
CONDITIONS
Common mode range
comparator inputs
Common mode rejection ratio
Response time
Comparator enable to output
valid time
Input leakage current,
comparator
V
CR
CMRR
t
RS
t
EN
I
IL
0
V
DD
-0.3
-50
V
dB
ns
us
uA
0< V
IN
<V
DD
-
-
-10
30
1
0
100
5
10
27.4 AC ELECTRICAL CHARACTERISTICS
t
CLCL
t
CLCH
t
CLCX
t
CHCL
Note:
Duty cycle is 50%.
t
CHCX
27.5 EXTERNAL CLOCK CHARACTERISTICS
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNITS
NOTES
Clock High Time
Clock Low Time
Clock Rise Time
Clock Fall Time
t
CHCX
t
CLCX
t
CLCH
t
CHCL
12.5
12.5
-
-
-
-
-
-
-
-
10
10
nS
nS
nS
nS
- 110 -
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