MSP430F677X1_16 Datasheet, PDF (82/162 Pages) Texas Instruments – Polyphase Metering SoCs

MSP430F677x1, MSP430F676x1, MSP430F674x1
SLAS815C – NOVEMBER 2012 – REVISED DECEMBER 2013
LCD_C Electrical Characteristics
over operating free-air temperature range (unless otherwise noted)
V_LCD
I_CC,Peak,CP
t_LCD,CP,on
I_CP,Load
R_LCD,Seg
R_LCD,COM
PARAMETER
TEST CONDITIONS
LCD voltage
VLCDx = 0000, VLCDEXT = 0
LCDCPEN = 1, VLCDx = 0001
LCDCPEN = 1, VLCDx = 0010
LCDCPEN = 1, VLCDx = 0011
LCDCPEN = 1, VLCDx = 0100
LCDCPEN = 1, VLCDx = 0101
LCDCPEN = 1, VLCDx = 0110
LCDCPEN = 1, VLCDx = 0111
LCDCPEN = 1, VLCDx = 1000
LCDCPEN = 1, VLCDx = 1001
LCDCPEN = 1, VLCDx = 1010
LCDCPEN = 1, VLCDx = 1011
LCDCPEN = 1, VLCDx = 1100
LCDCPEN = 1, VLCDx = 1101
LCDCPEN = 1, VLCDx = 1110
LCDCPEN = 1, VLCDx = 1111
Peak supply currents due to charge LCDCPEN = 1, VLCDx = 1111
pump activities
Time to charge C_LCD when
discharged
C_LCD = 4.7 µF, LCDCPEN = 0→1,
VLCDx = 1111
Maximum charge pump load
current
LCDCPEN = 1, VLCDx = 1111
LCD driver output impedance,
segment lines
LCDCPEN = 1, VLCDx = 1000, I_LOAD
= ±10 µA
LCD driver output impedance,
common lines
LCDCPEN = 1, VLCDx = 1000, I_LOAD
= ±10 µA
V_CC
2.4 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2 V to 3.6 V
2.2 V to 3.6 V
2.2 V to 3.6 V
2.2 V to 3.6 V
2.2 V
2.2 V
2.2 V
2.2 V
2.2 V
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MIN
TYP
MAX UNIT
V_CC
V
2.60
V
2.66
V
2.72
V
2.78
V
2.84
V
2.90
V
2.96
V
3.02
V
3.08
V
3.14
V
3.20
V
3.26
V
3.32
V
3.38
V
3.50
3.72
V
200
µA
100
500
ms
50
µA
10
kΩ
10
kΩ
82
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