MSP430F663x
SLAS566C –JUNE 2010–REVISED AUGUST 2012
www.ti.com
MAX UNIT
LCD_B, Recommended Operating Conditions
PARAMETER
CONDITIONS
MIN
NOM
VCC,LCD_B,
CP en,3.6
Supply voltage range, charge pump
enabled, VLCD ≤ 3.6 V
LCDCPEN = 1, 0000 < VLCDx ≤ 1111
(charge pump enabled, VLCD ≤ 3.6 V)
2.2
3.6
3.6
3.6
3.6
V
V
V
V
VCC,LCD_B,
CP en,3.3
Supply voltage range, charge pump
enabled, VLCD ≤ 3.3 V
LCDCPEN = 1, 0000 < VLCDx ≤ 1100
(charge pump enabled, VLCD ≤ 3.3 V)
2.0
2.4
2.4
Supply voltage range, internal biasing,
charge pump disabled
VCC,LCD_B, int. bias
LCDCPEN = 0, VLCDEXT = 0
LCDCPEN = 0, VLCDEXT = 0
VCC,LCD_B,
ext. bias
Supply voltage range, external biasing,
charge pump disabled
Supply voltage range, external LCD
voltage, internal or external biasing,
charge pump disabled
VCC,LCD_B,
VLCDEXT
LCDCPEN = 0, VLCDEXT = 1
LCDCPEN = 0, VLCDEXT = 1
2.0
3.6
3.6
V
V
External LCD voltage at LCDCAP/R33,
internal or external biasing, charge
pump disabled
VLCDCAP/R33
2.4
4.7
Capacitor on LCDCAP when charge
pump enabled
LCDCPEN = 1, VLCDx > 0000
(charge pump enabled)
CLCDCAP
fFrame
4.7
32
10
µF
Hz
fLCD = 2 × mux × fFRAME
(mux = 1 (static), 2, 3, 4)
LCD frame frequency range
0
100
fACLK,in
CPanel
ACLK input frequency range
Panel capacitance
30
40 kHz
100-Hz frame frequency
10000
VCC
pF
+
VR33
Analog input voltage at R33
Analog input voltage at R23
LCDCPEN = 0, VLCDEXT = 1
2.4
VR13
VR03
V
0.2
LCDREXT = 1, LCDEXTBIAS = 1,
LCD2B = 0
VR03 + 2/3 ×
VR23,1/3bias
VR13,1/3bias
VR13,1/2bias
VR03
VR33
V
V
(VR33-VR03
VR03 + 1/3 ×
(VR33-VR03
VR03 + 1/2 ×
)
Analog input voltage at R13 with 1/3
biasing
LCDREXT = 1, LCDEXTBIAS = 1,
LCD2B = 0
VR23
VR33
)
Analog input voltage at R13 with 1/2
biasing
LCDREXT = 1, LCDEXTBIAS = 1,
LCD2B = 1
VR03
VSS
2.4
V
V
V
(VR33-VR03
)
Analog input voltage at R03
R0EXT = 1
Voltage difference between VLCD and
R03
VCC+0
.2
VLCD-VR03
LCDCPEN = 0, R0EXT = 1
External LCD reference voltage applied
at LCDREF/R13
VLCDREF/R13
VLCDREFx = 01
0.8
1.2
1.5
V
68
Copyright © 2010–2012, Texas Instruments Incorporated
TI [ TEXAS INSTRUMENTS ]
