參數(shù)資料
型號： BUF20800AIDCPR
英文描述： 18-Channel GAMMA VOLTAGE GENERATOR with Two Programmable VCOM Channels
中文描述： 18通道伽瑪雙通道可編程的VCOM電壓發(fā)生器
文件頁數(shù)： 3/27頁
文件大?。?/td> 765K
代理商： BUF20800AIDCPR
"#$%&%%
SBOS329D JUNE 2005 REVISED OCTOBER 2006
www.ti.com
3
ELECTRICAL CHARACTERISTICS
Boldface
limits apply over the specified temperature range,
T
A
= 40
°
C to +85
°
C.
At TA = +25
°
C, VS = 18V, VSD = 5V, RL = 1.5k
connected to ground, and CL = 200pF, unless otherwise noted.
BUF20800
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
ANALOG
Gamma Output Swing—High
OUT 19, Sourcing 10mA, V
REFH
= 17.8V, Code 1023
OUT 1018, Sourcing 10mA, V
REFH
= 17.8V, Code 1023
OUT 19, Sinking 10mA, V
REFL
= 0.2V, Code 00
OUT 1018, Sinking 10mA, V
REFL
= 0.2V, Code 00
V
COM
, Sourcing 100mA, V
REFH
= 17.8V
V
COM
, Sinking 100mA, V
REFL
= 0.2V
All Channels, Code 512, Sinking/Sourcing
17.7
17.0
17.8
17.2
0.6
0.2
15.5
1
45
V
V
V
V
V
V
Gamma Output Swing—Low
1.0
0.3
V
COM
Buffer Output Swing—High
V
COM
Buffer Output Swing—Low
Output Current
(1)
REFH Input Range
(2)
REFL Input Range
(2)
Integral Nonlinearity
Differential Nonlinearity
Gain Error
Program to Out Delay
Output Accuracy
Over Temperature
Input Resistance at V
REFH
and V
REFL
Load Regulation, All References
40mA, All Channels
ANALOG POWER SUPPLY
Operating Range
Total Analog Supply Current
over Temperature
DIGITAL
Logic 1 Input Voltage
Logic 0 Input Voltage
Logic 0 Output Voltage
Input Leakage
Clock Frequency
13
2.0
I
O
40
4
GND
mA
V
V
Bits
Bits
%
μ
s
mV
mV
M
mV/mA
mV/mA
V
S
V
S
4
1.5
1
INL
DNL
No Load, V
REFH
= 17V, V
REFL
= 1V
No Load, V
REFH
= 17V, V
REFL
= 1V
0.3
0.3
0.12
5
±
20
±
25
100
0.5
0.5
t
D
No Load, V
REFH
= 17V, V
REFL
= 1V
±
50
R
INH
REG
V
OUT
= V
S
/2, I
OUT
= +5mA to 5mA Step
V
OUT
= V
S
/2, I
SINKING
= 40mA, I
SOURCING
= 40mA
1.5
1.5
V
S
I
S
7
18
28
28
V
No Load
18
mA
mA
V
IH
V
IL
V
OL
0.7
×
V
SD
V
V
V
μ
A
kHz
MHz
0.3
×
V
SD
0.4
±
10
400
3.4
I
SINK
= 3mA
0.15
±
0.01
f
CLK
Standard/Fast Mode
High-Speed Mode
DIGITAL POWER SUPPLY
Operating Voltage Range
Digital Supply Current
(3)
over Temperature
TEMPERATURE
Specified Temperature Range
Operating Temperature Range
Storage Temperature Range
Thermal Resistance, HTSSOP-38
Junction-to-Ambient
Junction-to-Case
V
SD
I
SD
2.0
5.5
50
V
μ
A
μ
A
Outputs at Reset Values, No-Load, Two-Wire Bus Inactive
25
100
40
40
65
+85
+95
+150
°
C
°
C
°
C
Junction Temperature < 125
°
C
JA
JC
30
15
°
C/W
°
C/W
(1)See typical characteristic
Output Voltage vs Output Current
.
(2)See applications information section
REFH and REFL Input Range
.
(3)See typical characteristic
Digital Supply Current vs Temperature
.
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BUF20800AIDCPRE4 功能描述:LCD Gamma緩沖器 18-Ch Vltg Generator w/2 Prog VCOM Chs RoHS:否 制造商:Maxim Integrated 輸入補償電壓: 轉(zhuǎn)換速度: 電源電壓-最大:20 V 電源電壓-最小:9 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-38 封裝:Tube
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BUF20800-Q1 制造商:TI 制造商全稱:Texas Instruments 功能描述:18-CHANNEL GAMMA VOLTAGE GENERATOR WITH TWO PROGRAMMABLE VCOM CHANNELS
BUF20820 制造商:BB 制造商全稱:BB 功能描述:18-Channel GAMMA VOLTAGE GENERATOR with Two Programmable VCOM Channels
BUF20820AIDCPR 功能描述:LCD Gamma緩沖器 18-Ch Vltg Generator w/2 Prog VCOM Chs RoHS:否 制造商:Maxim Integrated 輸入補償電壓: 轉(zhuǎn)換速度: 電源電壓-最大:20 V 電源電壓-最小:9 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-38 封裝:Tube
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