SSD1789A Solomon Systech, SSD1789A Datasheet - Page 56

• Manufacturer Part Number: SSD1789A
• Description: CSTN LCD Driver
• Manufacturer: Solomon Systech

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Symbol
V
V
V
I
I
I
V
V
V
V
V
V
I
I
I
I
CIN
∆V
R
TC0
TC1
TC2
TC3
AC
DP2
SLEEP
OH
OL
OZ
IL
11 DC CHARACTERISTICS
Table 15 - DC Characteristics (Unless otherwise specified, Voltage Referenced to V
85 C)
*The formula for the temperature coefficient is:
TC(%) = V
Solomon Systech
DD
DDIO
CI
OUT
REF
OH1
OL1
IH1
IL1
O
/I
OUT
IH
ref
Parameter
System power supply pins of
the logic block Range
Power supply pin of IO pins
Booster Reference Supply
Voltage Range (3)
Access Mode Supply Current
Drain (V
Display Mode Supply Current
Drain (V
Sleep Mode Supply Current
Drain (V
LCD Driving Voltage Generator
Output (V
Internal Reference Voltage
(T=25
Logic High Output Voltage
Logic Low Output Voltage
Logic High Input voltage
Logic Low Input voltage
Logic High Output Current
Source
Logic Low Output Current Drain V
Logic Output Tri-state Current
Drain Source
Logic Input Current
Logic Pins Input Capacitance
Variation of V
fixed)
SEG/COM output resistance
Average Temperature Gradient
Flat Temperature Coefficient
Temperature Coefficient 1*
Temperature Coefficient 2*
(POR)
Temperature Coefficient 3*
at 50
50
o
o
o
C – 0
C – V
C)
DD
DD
DD
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OUT
Pins)
Pins)
Pins)
ref
o
Pin)
OUT
C
at 0
Output (V
o
C x
DD
V
ref
is
at 25
1
Test Condition
Recommend Operating Voltage
Possible Operating Voltage
Recommend Operating Voltage
Possible Operating Voltage
Recommend Operating Voltage
Possible Operating Voltage
V
7X DC-DC , 16-bit 8080 parallel bus
writing AAAA HTcyc =3MHz, Typ.
Osc. Freq., Display On, no panel
attached.
V
Generator On, 7X DC-DC
Converter Enabled, R/W(WR) Halt,
Typ. Osc. Freq., Display On, no
panel attached.
V
Off, Oscillator Off, R/W(WR) halt.
Display On, Voltage Generator
Enabled, DC-DC Converter
Enabled, Typ. Osc. Freq.,
Regulator Enabled, Divider
Enabled.
TC0 = -0.13%/
TC1 = -0.15%/
TC2 = -0.20%/
TC3 = -0.25%/
Iout=-100 A
Iout=100 A
V
Regulator Enabled, Internal
Contrast Control Enabled, Set
Contrast Control Register = 0
Voltage Regulator Enabled
DD
DD
DD
OUT
OUT
o
C
= 2.7V, Voltage Generator On,
= 2.7V, V
= 2.7V, LCD Driving Waveform
= V
= 0.4V
x 100 %
DD
-0.4V
OUT
o
o
o
o
C
C
C (POR)
C
= 16V, Voltage
Jul 2004
Min
2.4
1.2
V
-
-
-
8
1.072
1.080
1.101
1.117
0.9* V
0
0.8*
V
0
50
-
-1
-1
-
-2
-
-0.10
-0.14
-0.18
-0.23
DD
DD
P 56/69 Rev 1.0
SS
DD
, V
DD
-
5
Typ
2.7
V
V
650
500
2
-
1.105
1.113
1.135
1.152
-
-
-
-
-
-
-
0
500
-0.13
-0.15
-0.20
-0.25
DD
DD
= 2.4 to 3.6V, T
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SSD1789A Series
Max
3.6
V
3.6
1150
1000
5
16
1.138
1.146
1.169
1.187
V
0.1*V
V
0.2*
V
-
-50
1
1
7.5
2
-
-0.14
-0.18
-0.23
-0.28
DD
DD
DD
DD
A
DD
= -40 to
Unit
V
V
V
µA
µA
µA
V
V
V
V
V
V
µA
µA
µA
µA
pF
%
ohm
%/
%/
%/
%/
o
o
o
o
C
C
C
C
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