SC900841JVKR2 Freescale Semiconductor, SC900841JVKR2 Datasheet - Page 115
SC900841JVKR2
Manufacturer Part Number
SC900841JVKR2
Description
IC POWER MGT 338-MAPBGA
Manufacturer
Freescale Semiconductor
Specifications of SC900841JVKR2
Applications
PC's, PDA's
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
338-TBGA
Input Voltage
2.8 V to 4.4 V
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Supply
-
Voltage - Supply
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SC900841JVKR2
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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LCD Backlight Status/Control Registers and Bits
Description
LCD Backlight Status/Control Registers and Bits
Description
Table 73. Extended Backlight Control Registers Structure and Bits Description
Table 72. Backlight Control Registers Structure and Bits Description
Analog Integrated Circuit Device Data
Freescale Semiconductor
BKLTFREQ2 6:4
MLED4EN
BKLTLED
Name
MBKLT1EN
MBKLT2EN
MBKLT3EN
BKLTFREQ
BKLTBRTL
Reserved
Reserved
Reserved
BKLTSS
PWMEN
Name
Bits
2:0
3
LCD Backlight LED Maximum Current Settings
x0 = 0 mA
x1 = 4.3 mA
x2 = 8.6 mA
x3 = 12.9 mA
Enable camera scene string to be used as LCD Backlight String 4
x0 = 4th string cannot be used for backlight applications (Default)
x1 = 4th string can be used for backlight applications
LCD Backlight PWM Frequency settings for string 4 in single backlight configuration or for strings 3-4 for independent
zone backlighting configuration. See
Bits
1:0
4:2
2:0
5:3
7:0
5
6
7
6
7
No Supported, Reserved
Reserved
LCD Backlight String 1 Enable Bit to operate with VBKLT
x0 = Disable
x1 = Enable
LCD Backlight String 2 Enable Bit to operate with VBKLT
x0 = Disable
x1 = Enable
LCD Backlight String 3 Enable Bit to operate with VBKLT
x0 = Disable
x1 = Enable
LCD Backlight PWM Frequency Settings For Strings 1-3 in single backlight configuration or for Strings 1-
2 for independent zone backlighting configuration. See
Reserved
LCD Backlight Drivers Enable Bit as PWM outputs, not operating with VBKLT
x0 = Disable
x1 = Enable
Reserved
LCD Backlight PWM Duty Cycle Settings For Strings 1-3 in single backlight configuration or for Strings 1-
2 for independent zone backlighting configuration. See
FSLVBKLTCNTL (ADDR 0x1D3 - R/W - Default Value: 0x07)
BKLTFREQ (ADDR 0x29 - R/W - Default Value: 0x00)
BKLTBRTL (ADDR 0x2A - R/W - Default Value: 0x00)
BKLTCNT (ADDR 0x28 - R/W - Default Value: 0x00)
Table 71
for Frequency settings
Description
Description
x4 = 17.2 mA
x5 = 21.5 mA
x6 = 25.8 mA
x7 = 30 mA
Table 71
Table 70
for Frequency settings
for Duty Cycle Settings
FUNCTIONAL DEVICE OPERATION
LIGHTING SYSTEM
900841
115
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