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KS57C2308/P2308/C2316/P2316 ELECTRICAL DATA
14-3
Table 14-2. D.C. Electrical Characteristics (Continued)
(T
A
= – 40
°
C to + 85
°
C, V
DD
= 1.8 V to 5.5 V)
Parameter Symbol Conditions Min Typ Max Units
Output low
voltage
V
OL1
V
DD
= 4.5 V to 5.5 V, Ports 0, 2–7
I
OL
= 15 mA
– 0.4 2 V
V
OL2
V
DD
= 4.5 V to 5.5 V, Port 8 only
I
OL
= 100 µA
– – 1
Input high
leakage
current
I
LIH1
V
IN
= V
DD
All input pins except those specified
below for I
LIH2
– – 3 µA
I
LIH2
V
IN
= V
DD
X
IN
, X
OUT,
XT
IN and
XT
OUT
– – 20
Input low
leakage
current
I
LIL1
V
IN
= 0 V
All input pins except X
IN
, X
OUT,
XT
IN and
XT
OUT
– – – 3
I
LIL2
V
IN
= 0 V
X
IN
, X
OUT
, XT
IN and
XT
OUT
– 20
Output high
leakage
current
I
LOH1
V
OUT
= V
DD
All output pins
– – 3 µA
Output low
leakage
current
I
LOL
V
OUT
= 0 V
All output pins
– 3
Pull-up
resistor
R
L1
Ports 0–7
V
IN
= 0 V; V
DD
= 5 V
25 47 100
KΩ
V
DD
= 3 V
50 95 200
R
L2
V
IN
= 0 V; V
DD
= 5 V, RESET
100 220 400
V
DD
= 3 V
200 450 800
LCD voltage
dividing
resistor
R
LCD TA = 25
°
C
50 93 140
COM output
R
COM
V
DD
= 5 V
– 3 6
impedance
V
DD
= 3 V
5 15
SEG output
R
SEG
V
DD
= 5 V
3 6
impedance
V
DD
= 3 V
5 15
COM output
voltage
deviation
VDC
V
DD
= 5 V (VLC0 – COMi)
Io = ± 15uA (I = 0–3)
–
± 45 ± 90
mV
SEG output
voltage
deviation
VDS
V
DD
= 5 V (VLC0-SEGi)
Io = ± 15µA (I = 0–31)
–
ñ 45 ñ 90
mV