Datasheet
ECCN 5E002 TSPA - Technology / Software Publicly Available
MSP430F677x
,
MSP430F676x
,
MSP430F674x
www.ti.com
SLAS768D –SEPTEMBER 2012–REVISED DECEMBER 2013
LCD_C Recommended Operating Conditions
PARAMETER CONDITIONS MIN NOM MAX UNIT
Supply voltage range,
LCDCPEN = 1, 0000 < VLCDx ≤ 1111 (charge
V
CC,LCD_C,CP en,3.6
charge pump enabled, 2.2 3.6 V
pump enabled, V
LCD
≤ 3.6 V)
V
LCD
≤ 3.6 V
Supply voltage range,
LCDCPEN = 1, 0000 < VLCDx ≤ 1100 (charge
V
CC,LCD_C,CP en,3.3
charge pump enabled, 2.0 3.6 V
pump enabled, V
LCD
≤ 3.3 V)
V
LCD
≤ 3.3 V
Supply voltage range,
V
CC,LCD_C,int. bias
internal biasing, LCDCPEN = 0, VLCDEXT = 0 2.4 3.6 V
charge pump disabled
Supply voltage range,
V
CC,LCD_C,ext. bias
external biasing, LCDCPEN = 0, VLCDEXT = 0 2.4 3.6 V
charge pump disabled
Supply voltage range,
external LCD voltage,
V
CC,LCD_C,VLCDEXT
internal or external LCDCPEN = 0, VLCDEXT = 1 2.0 3.6 V
biasing, charge pump
disabled
External LCD voltage
at LCDCAP/R33,
V
LCDCAP/R33
internal or external LCDCPEN = 0, VLCDEXT = 1 2.4 3.6 V
biasing, charge pump
disabled
Capacitor on LCDCAP
LCDCPEN = 1, VLCDx > 0000 (charge pump
C
LCDCAP
when charge pump 4.7 4.7 10 µF
enabled)
enabled
LCD frame frequency f
LCD
= 2 × mux × f
FRAME
with mux = 1 (static), 2,
f
Frame
0 100 Hz
range 3, 4.
ACLK input frequency
f
ACLK,in
30 32 40 kHz
range
C
Panel
Panel capacitance 100-Hz frame frequency 10000 pF
Analog input voltage
V
R33
LCDCPEN = 0, VLCDEXT = 1 2.4 V
CC
+0.2 V
at R33
V
R03
+
Analog input voltage
V
R23,1/3bias
LCDREXT = 1, LCDEXTBIAS = 1, LCD2B = 0 V
R13
2/3*(V
R33
V
R33
V
at R23
-V
R03
)
Analog input voltage V
R03
+
V
R13,1/3bias
at R13 with 1/3 LCDREXT = 1, LCDEXTBIAS = 1, LCD2B = 0 V
R03
1/3*(V
R33
V
R23
V
biasing -V
R03
)
Analog input voltage V
R03
+
V
R13,1/2bias
at R13 with 1/2 LCDREXT = 1, LCDEXTBIAS = 1, LCD2B = 1 V
R03
1/2*(V
R33
V
R33
V
biasing -V
R03
)
Analog input voltage
V
R03
R0EXT = 1 V
SS
V
at R03
Voltage difference
V
LCD
-V
R03
between V
LCD
and LCDCPEN = 0, R0EXT = 1 2.4 V
CC
+0.2 V
R03
External LCD
reference voltage
V
LCDREF/R13
VLCDREFx = 01 0.8 1.2 1.5 V
applied at
LCDREF/R13
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