KS57C2308/P2308/C2316/P2316 ELECTRICAL DATA
14-3
Table 14-2. D.C. Electrical Characteristics (Continued)
(TA = – 40 °C to + 85 °C, VDD = 1.8 V to 5.5 V)
Parameter Symbol Conditions Min Typ Max Units
Output low
voltage VOL1 VDD = 4.5 V to 5.5 V, Ports 0, 2–7
IOL = 15 mA –0.4 2V
VOL2 VDD = 4.5 V to 5.5 V, Port 8 only
IOL = 100 µA– – 1
Input high
leakage
current
ILIH1 VIN = VDD
All input pins except those specified
below for ILIH2
– – 3 µA
ILIH2 VIN = VDD
XIN, XOUT, XTIN and XTOUT
– – 20
Input low
leakage
current
ILIL1 VIN = 0 V
All input pins except XIN, XOUT,
XTIN and XTOUT
– – – 3
ILIL2 VIN = 0 V
XIN, XOUT, XTIN and XTOUT
– 20
Output high
leakage
current
ILOH1VOUT = VDD
All output pins – – 3 µA
Output low
leakage
current
ILOL VOUT = 0 V
All output pins – 3
Pull-up
resistor RL1 Ports 0–7
VIN = 0 V; VDD = 5 V 25 47 100 KΩ
VDD = 3 V 50 95 200
RL2 VIN = 0 V; VDD = 5 V, RESET 100 220 400
VDD = 3 V 200 450 800
LCD voltage
dividing
resistor
RLCD TA = 25 °C50 93 140
COM output RCOM VDD = 5 V – 3 6
impedance VDD = 3 V 5 15
SEG output RSEG VDD = 5 V 3 6
impedance VDD = 3 V 5 15
COM output
voltage
deviation
VDC VDD = 5 V (VLC0 – COMi)
Io = ± 15uA (I = 0–3)
–± 45 ± 90 mV
SEG output
voltage
deviation
VDS VDD = 5 V (VLC0-SEGi)
Io = ± 15µA (I = 0–31)
–ñ 45 ñ 90 mV