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參數(shù)資料
| 型號(hào)： | MM1288CQ |
| 廠商： | MITSUMI ELECTRIC CO LTD |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | TFT Liquid Crystal Interface |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP48 |
| 封裝： | QFP-48A |
| 文件頁數(shù)： | 7/11頁 |
| 文件大?。?/td> | 323K |
| 代理商： | MM1288CQ |
MITSUMI
TFT Liquid Crystal Interface MM1288CQ
Item
Symbol
Measurement conditions
SW21, 42, 46 ; B
Measure I21 and 42 when V21 and 42 are 7.5V and 10.5V.
Min. Typ. Max. Units
Sub-bright input current
I20, I38
-
50
40
μA
COMMON DC VOLT input current
I21
-
100
μA
COMMON INV threshold voltage
V
TH
24
6.0
6.5
7.0
V
COMMON INV input current
I24
-
90
90
μA
COMMON SWING input current
I26
-
60
60
μA
GAMMA1 input voltage
I32
6
μA
GAMMA2 input voltage
I35
-
6
μA
INV threshold voltage
V
TH
36
2.5
3.0
3.5
V
INV input current
I36
-
2
μA
Contrast input current
I39
-
60
70
μA
Bright input current
CENTER DC input current
I42
I35
3
μA
μA
105
110
165
SW threshold voltage
V
TH
47
0.8
1.4
2.0
V
SW input current
I43
4.5
μA
GAMMA1 fluctuation
V34
0.8
1.2
2.1
V
GAMMA2 fluctuation
V39
0.8
1.2
2.1
V
H-to-L common transport delay time
L-to-H common transport delay time
COMMON fall time
COMMON rise time
Difference in COMMON
rise and fall times
H-to-L primary color signal
transport delay time
L-to-H primary color signal
transport delay time
Primary color signal fall time
Primary color signal rise time
Difference in primary color
signal rise and fall times
t
PHL
t
PLH
t
THL
t
TLH
2
2
3
3
μS
μS
μS
μS
2
2
t
T
2
μS
t
PHL
2
μS
t
PLH
2
μS
t
THL
t
TLH
1
1
2
2
μS
μS
t
T
1
μS
SW39 ; B
Measure I39 when V39=1V.
Vary T40 voltage from 0 5V and measure
the voltage when T27 phase inverts.
Measure I40 when V40 is 0V.
SW43 ; B
Measure I43 when V43 is 0.5V and 4.5V.
Measure I46 when V46=1.7V.
Measure I35 when V35=V
CC
2
SW2~4, 47 ; B, T2~4 ; SG3
Adjust V46 so that T29, 31 and 33
amplitude is 8V. Vary V47 voltage from
0 5V and measure V47 when T29, 31
and 33 sine waves disappear.
SW47 ; B Measure I47 when V47=0V.
SW2~4, 34, 43 ; B, T2~4 ; SG5
Adjust V43 so that T29, 31 and 33 amplitude is
3V. Vary V34 voltage from 3 6V and measure
the amount of T29, 31 and 33 voltage change.
SW2, 3, 4, 39, 43 ; B, T2~4 ; SG5
Adjust V43 so that T29, 31 and 33 amplitude is
3V. Vary V39 voltage from 6.2 8V and measure
the amount of T29, 31 and 33 voltage change.
SW27, 28 ; B, T40 ; SG6
Adjust V28 so that T27 amplitude is 6V.
t
T
= t
THL
-
t
TLH
SW29, 31, 33 ; B, T40 ; SG6
Adjust V46 so that T29, 31 and 33
amplitude is 8V.
t
T
= t
THL
-
t
TLH
SW22 ; B
Measure I22 when V22=0V.
SW26 ; B
Vary V26 between 0~13V and measure
V26 when T27 phase inverts.
SW26 ; B
Measure I26 when V26=0 and 13V.
SW28 ; B
Measure I26 when V26=9 and 12V.
SW34 ; B
Measure I34 when V34=11V.
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