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K30P100M100SF2V2 Datasheet, PDF (60/67 Pages) Freescale Semiconductor, Inc – K30 Sub-Family | |||
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Dimensions
Table 48. LCD electricals (continued)
Symbol
VIREG
Description
VIREG
⢠HREFSEL=0, RVTRIM=1111
⢠HREFSEL=0, RVTRIM=1000
⢠HREFSEL=0, RVTRIM=0000
Min.
â
â
â
Typ.
1.11
1.01
0.91
Max.
â
â
â
⢠HREFSEL=1, RVTRIM=1111
⢠HREFSEL=1, RVTRIM=1000
⢠HREFSEL=1, RVTRIM=0000
â
1.84
â
â
1.69
â
â
1.54
â
ÎRTRIM
â
VIREG TRIM resolution
VIREG ripple
⢠HREFSEL = 0
⢠HREFSEL = 1
â
â
3.0
â
â
30
â
â
50
IVIREG VIREG current adder â RVEN = 1
â
1
â
IRBIAS RBIAS current adder
â
10
â
⢠LADJ = 10 or 11 â High load (LCD glass
capacitance ⤠8000 pF)
â
1
â
⢠LADJ = 00 or 01 â Low load (LCD glass
capacitance ⤠2000 pF)
RRBIAS RBIAS resistor values
⢠LADJ = 10 or 11 â High load (LCD glass
â
0.28
â
capacitance ⤠8000 pF)
⢠LADJ = 00 or 01 â Low load (LCD glass
capacitance ⤠2000 pF)
â
2.98
â
VLL2
VLL2 voltage
⢠HREFSEL = 0
⢠HREFSEL = 1
2.0 â 5%
2.0
â
3.3 â 5%
3.3
â
VLL3
VLL3 voltage
⢠HREFSEL = 0
⢠HREFSEL = 1
3.0 â 5%
3.0
â
5 â 5%
5
â
Unit
V
V
V
V
V
V
% VIREG
mV
mV
µA
µA
µA
MΩ
MΩ
V
V
V
V
Notes
3
4
1. The actual value used could vary with tolerance.
2. For highest glass capacitance values, LCD_GCR[LADJ] should be configured as specified in the LCD Controller chapter
within the device's reference manual.
3. VIREG maximum should never be externally driven to any level other than VDD - 0.15 V
4. 2000 pF load LCD, 32 Hz frame frequency
7 Dimensions
K30 Sub-Family Data Sheet, Rev. 1, 6/2012.
60
Preliminary
Freescale Semiconductor, Inc.
General Business Information
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