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MAX753C/D датащи(PDF) 3 Page - Maxim Integrated Products

номер детали MAX753C/D
подробное описание детали  CCFL Backlight and LCD Contrast Controllers
PDF  16 Pages
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производитель  MAXIM [Maxim Integrated Products]
домашняя страница  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX753C/D датащи(HTML) 3 Page - Maxim Integrated Products

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CCFL Backlight and
LCD Contrast Controllers
_______________________________________________________________________________________
3
Note 1: Maximum shutdown current occurs at BATT = LX = 0V.
Note 2: Timing specifications are guaranteed by design and not production tested.
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 5V, BATT = 15V, CON = LON = 5V, LX = GND = PGND = 0V, IREF = 0mA, all digital input levels are 0V or 5V,
TA = TMIN to TMAX, unless otherwise noted.)
At zero scale (code = 0)
At full scale (DAC code = 31)
At full scale (DAC code = 63)
Guaranteed monotonic
BATT = 4V, LX = 0V
BATT = 16V
Sink current, CFB = 5V, CC = 2.5V
Source current, CFB = 0V, CC = 2.5V
At zero scale (code = 0)
BATT = 4V
CONDITIONS
µA
12
20
LX Input Current
µA
12
20
BATT Input Current
nA
±150
LFB Input Leakage Current
595
625
655
893
928
963
mV
1200
1240
1280
MAX753 Feedback Voltage (REF-LFB)
Bits
6
DAC Resolution
µs
35
70
Switching Period
0.5
1.5
µs
25
Switch On-Time
745
782
820
mV
1210
1250
1290
Feedback Voltage (CFB)
200
µA
50
Feedback-Amplifier Output Current
V/µs
0.4
Feedback-Amplifier Slew Rate
320
343
365
nA
±100
Feedback-Amplifier Input Bias Current
MHz
1
Feedback-Amplifier Unity-Gain Bandwidth
UNITS
MIN
TYP
MAX
PARAMETER
At preset DAC, CON = 0V, CADJ = 5V
(code = 15)
ns
100
CADJ, LADJ High Width (tSH)
ns
0
Reset Hold Time (tRH)
ns
0
Reset Setup Time (tRS)
ns
110
Reset Pulse Width (tR)
At preset DAC, LON = 0V, LADJ = 5V
(code = 31)
LON = CON = CS = LFB = CFB = LADJ =
CADJ = LX = 0V
LON = CON = CS = LFB = CFB = LADJ =
CADJ = 0V, LX = BATT = 15V
ns
100
CADJ, LADJ Low Width (tSL)
ns
50
CADJ Low to CON Low or
LADJ Low to LON Low (tSD)
At zero scale (code = 0)
At preset DAC, LON = 0V, LADJ = 5V
(code = 31)
At full scale (DAC code = 63)
610
635
660
905
938
971
mV
1210
1250
1290
MAX754 Feedback Voltage (LFB)
LCD CONTROLLER
TIMING (Note 2)



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