MAX1996AETI+ Maxim Integrated Products, MAX1996AETI+ Datasheet - Page 3

• Manufacturer Part Number: MAX1996AETI+
• Description: Display Drivers CCFL Backlight Controller
• Manufacturer: Maxim Integrated Products

Specifications of MAX1996AETI+

• Lead Free Status / Rohs Status: Details

ELECTRICAL CHARACTERISTICS (continued)
(V
T
A
Minimum Current-Crossing Threshold
LX1-GND, LX2-GND
Current-Limit Leading-Edge Blanking
D/A Converter Resolution
MINDAC Input Voltage Range
MINDAC Input Bias Current
MINDAC Digital PWM Disable Threshold
IFB Input Voltage Range
IFB Regulation Point
IFB Input Bias Current
IFB Lamp-Out Threshold
IFB to CCI Transconductance
CCI Output Impedance
V
V
V
V
V
CCV Output Impedance
Digital PWM Chop-Mode Frequency
MODE-to-DPWM Sync Ratio
Lamp-Out Detection Timeout Timer
(Note 2)
MODE Operating Voltage Range
MODE Input Current
Positive Analog Interface Mode,
MODE = GND Threshold (V
Sets Minimum Brightness)
Negative Analog Interface Mode,
MODE = REF Threshold (V
Sets Maximum Brightness = 0V)
SMBus Interface Mode, MODE = V
Threshold
BATT
FB
FB
FB
FB
FB
= +25°C.) (Note 1)
Input Voltage Range
Input Bias Current
Regulation Point
to CCV Transconductance
Zero-Voltage Crossing Threshold
= 12V, MINDAC = GND, V
PARAMETER
_______________________________________________________________________________________
CTL/SCL
CTL/SCL
CC
CC
= 0V
= 0V
= V
Range, CCFL Backlight Controller
High-Efficiency, Wide Brightness
DD
, V
Guaranteed monotonic
MINDAC = V
V
V
V
1V < V
V
1V < V
No AC signal on MODE
32kHz AC signal on MODE
100kHz AC signal on MODE
f
V
MODE = GND or V
Sync clock average value on MODE to sync
DPWM oscillator, not in shutdown (Note 3)
Sync clock average value on MODE to sync
DPWM oscillator, not in shutdown (Note 3)
Sync clock average value on MODE to sync
DPWM oscillator, not in shutdown (Note 3)
MODE
MINDAC
MINDAC
MINDAC
FB
IFB
SH/SUS
= 0V
< 0.1V
/f
CCI
CCV
DPWM
= 0V, DAC code = 11111 binary
= 0V, DAC code = 00100 binary
= 1V, DAC code = 00000 binary
= 5.3V, T
< 2.5V
< 2.7V
CC
No AC signal on MODE
32kHz AC signal on MODE
100kHz AC signal on MODE
CONDITIONS
CC
A
= 0°C to +85°C, unless otherwise noted. Typical values are at
V
1.14
MIN
-0.5
-5.5
210
368
180
125
490
200
-10
2.4
1.4
0.6
CC
30
-2
-2
-2
-1
5
0
0
-
TYP
1.22
1.02
0.33
315
388
200
150
100
510
210
250
781
128
3.5
50
20
40
20
6
MAX
+0.5
+10
1.30
11.0
420
408
220
175
530
220
4.0
1.7
+2
+2
+2
0.6
2.6
70
+1
2
UNITS
Bits
MΩ
MΩ
mV
mV
mV
mV
mV
µA
µA
µS
µA
µS
Hz
µA
ns
V
V
V
V
V
V
V
V
s
3