BUF11702 Datasheet, PDF (13/24 Pages) Burr-Brown (TI) – MULTI CHANNEL LCD GAMMA CORRECTION BUFFER

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BUF11702
BUF07702
TYPICAL CHARACTERISTICS
SLOS359F − MARCH 2001 − REVISED MAY 2004
TRANSIENT CURVES (CONTINUED)
SMALL SIGNAL VOLTAGE FOLLOWER
2.60
VI
VDD = 5 V
2.55
VI = 100 mV
RL = 2 kΩ
2.50
CL = 100 pF
TA = +25°C
2.45
2.40
2.60
Gamma Channels
2.55
VCOM Buffer
2.50
2.45
2.40
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
t − Time − µs
Figure 36
SMALL SIGNAL VOLTAGE FOLLOWER
7.60
VI
7.55
VDD = 15 V
VI = 100 mV
RL = 2 kΩ
7.50
CL = 100 pF
TA = +25°C
7.45
7.60
7.40
7.55
7.50
VCOM Buffer
7.45
Gamma Channels
7.40
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5
t − Time − µs
Figure 38
SMALL SIGNAL PULSE RESPONSE
5.10
VI
5.05
VDD = 10 V
5
VI = 100 mV
RL = 2 kΩ
CL = 100 pF
4.95
TA = +25°C
Gamma Channels
5.05
VCOM Buffer
5
4.95
4.90
0 0.50 1 1.50 2 2.50 3 3.50 4 4.50
t − Time − µs
Figure 37
TRANSIENT LOAD RESPONSE − SOURCING
7
6
Transient Load
5
Pulse
4
Channel 1
3
VDD = 10 V, VI = 5 V,
2
1
0
CS = 100 pF, RS = 100 Ω,
CL = 100 pF, RL = 1 kΩ,
tT = 0.1 µs, TA = +25°C
5.15
5.1
5.05
5
4.95
4.9
Output Voltage
4.85
4.8
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
t − Time − µs
Figure 39
13