MSP430FR6889 Datasheet, PDF (56/176 Pages) Texas Instruments – Mixed-Signal Microcontrollers

MSP430FR6889, MSP430FR68891, MSP430FR6888, MSP430FR6887
MSP430FR5889, MSP430FR58891, MSP430FR5888, MSP430FR5887
SLASE32A – AUGUST 2014 – REVISED MARCH 2015
www.ti.com
5.13.5.4 LCD Controller
Table 5-22. LCD_C - Recommended Operating Conditions
PARAMETER
V_{CC,LCD_C,CP en,3.6}
V_{CC,LCD_C,CP en,3.3}
V_{CC,LCD_C,int. bias}
Supply voltage range,
charge pump enabled,
V_LCD ≤ 3.6 V
Supply voltage range,
charge pump enabled,
V_LCD ≤ 3.3 V
Supply voltage range,
internal biasing, charge
pump disabled
V_{CC,LCD_C,ext. bias}
Supply voltage range,
external biasing, charge
pump disabled
V_{CC,LCD_C,VLCDEXT}
Supply voltage range,
external LCD voltage,
internal or external
biasing, charge pump
disabled
V_LCDCAP
External LCD voltage at
LCDCAP, internal or
external biasing, charge
pump disabled
C_LCDCAP
Capacitor value on
LCDCAP when charge
pump enabled
f_ACLK,in
ACLK input frequency
range
f_LCD
f_FRAME,4mux
f_FRAME,8mux
LCD frequency range
LCD frame frequency
range
LCD frame frequency
range
C_Panel
V_R33
Panel capacitance
Analog input voltage at
R33
V_R23,1/3bias
Analog input voltage at
R23
V_R13,1/3bias
Analog input voltage at
R13 with 1/3 biasing
V_R13,1/2bias
V_R03
V_LCD-V_R03
V_LCDREF
Analog input voltage at
R13 with 1/2 biasing
Analog input voltage at
R03
Voltage difference
between V_LCD and R03
External LCD reference
voltage applied at
LCDREF
CONDITIONS
LCDCPEN = 1, 0000b < VLCDx ≤ 1111b
(charge pump enabled, V_LCD ≤ 3.6 V)
LCDCPEN = 1, 0000b < VLCDx ≤ 1100b
(charge pump enabled, V_LCD ≤ 3.3 V)
LCDCPEN = 0, VLCDEXT = 0
LCDCPEN = 0, VLCDEXT = 0
LCDCPEN = 0, VLCDEXT = 1
LCDCPEN = 0, VLCDEXT = 1
LCDCPEN = 1, VLCDx > 0000b (charge
pump enabled)
f_FRAME = 1/(2 × mux) × f_LCD with mux = 1
(static) to 8
f_FRAME,4mux(MAX) = 1/(2 × 4) × f_LCD(MAX)
= 1/(2 × 4) × 1024 Hz
f_FRAME,8mux(MAX) = 1/(2 × 4) × f_LCD(MAX)
= 1/(2 × 8) × 1024 Hz
f_LCD = 1024Hz, all common lines equally
loaded
LCDCPEN = 0, VLCDEXT = 1
LCDREXT = 1, LCDEXTBIAS = 1,
LCD2B = 0
LCDREXT = 1, LCDEXTBIAS = 1,
LCD2B = 0
LCDREXT = 1, LCDEXTBIAS = 1,
LCD2B = 1
R0EXT = 1
LCDCPEN = 0, R0EXT = 1
VLCDREFx = 01
MIN
NOM
2.2
2.0
2.4
2.4
2.0
2.4
4.7_-20%
4.7
30 32.768
0
2.4
V_R13
V_R03
V_R03
V_R03 +
2/3*(V_R33-
V_R03)
V_R03 +
1/3*(V_R33-
V_R03)
V_R03 +
1/2*(V_R33-
V_R03)
V_SS
2.4
0.8
1.0
MAX UNIT
3.6 V
3.6 V
3.6 V
3.6 V
3.6 V
3.6 V
10_+20% µF
40 kHz
1024 Hz
128 Hz
64 Hz
10000 pF
V_CC+0.2 V
V_R33
V
V_R23
V
V_R33
V
V
V_CC+0.2 V
1.2 V
56
Specifications
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MSP430FR58891 MSP430FR5888 MSP430FR5887