Datasheet

MSP430F47x3, MSP430F47x4
MIXED SIGNAL MICROCONTROLLER
SLAS545C − MAY 2007 − REVISED MARCH 2011
39
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted) (continued)
wake-up LPM3
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
f = 1 MHz 6
t
d
(
LPM3
)
Delay time
f = 2 MHz
V
CC =
2.2 V/3 V
6
μs
t
d(LPM3)
Delay
time
f = 3 MHz
V
CC
=
2.2
V/3
V
6
μs
LCD_A
PARAMETER TEST CONDITIONS V
CC
MIN TYP MAX UNIT
V
CC(LCD)
Supply voltage range
Charge pump enabled
(LCDCPEN = 1, VLCDx > 0000)
2.2 3.6 V
C
LCD
Capacitor on LCDCAP
(see Note 1)
Charge pump enabled
(LCDCPEN = 1, VLCDx > 0000)
4.7 μF
I
CC(LCD)
Supply current
V
LCD(typ)
= 3V, LCDCPEN = 1, VLCDx = 1000,
All segments on, f
LCD
= f
ACLK
/32,
No LCD connected (see Note 2), T
A
= 25°C
2.2 V 3.8 μA
f
LCD
LCD frequency 1.1 kHz
VLCDx = 0000 V
CC
VLCDx = 0001 2.60
VLCDx = 0010 2.66
VLCDx = 0011 2.72
VLCDx = 0100 2.78
VLCDx = 0101 2.84
VLCDx = 0110 2.90
V
LCD voltage
VLCDx = 0111 2.96
V
V
LCD
LCD voltage
VLCDx = 1000
3.02
V
VLCDx = 1001 3.08
VLCDx = 1010 3.14
VLCDx = 1011 3.20
VLCDx = 1100 3.26
VLCDx = 1101 3.32
VLCDx = 1110 3.38
VLCDx = 1111 3.44 3.60
R
LCD
LCD driver output
impedance
V
LCD =
3V, LCDCPEN = 1,
VLCDx = 1000, I
LOAD =
±10μA
2.2 V 10 kΩ
NOTES: 1. Enabling the internal charge pump with an external capacitor smaller than the minimum specified might damage the device.
2. Connecting an actual display will increase the current consumption depending on the size of the LCD.