LTC3209EUF-1#PBF Linear Technology, LTC3209EUF-1#PBF Datasheet - Page 3

• Manufacturer Part Number: LTC3209EUF-1#PBF
• Description: IC LED DRIVR QVGA DISPLAY 20-QFN
• Manufacturer: Linear Technology
• Type: QVGA Display (I²C Interface)r

Specifications of LTC3209EUF-1#PBF

• Topology: Step-Up (Boost), Switched Capacitor (Charge Pump)
• Number Of Outputs: 8
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 850kHz
• Voltage - Supply: 2.9 V ~ 4.5 V
• Mounting Type: Surface Mount
• Package / Case: 20-QFN
• Operating Temperature: -40°C ~ 85°C
• Internal Switch(s): Yes
• Efficiency: 94%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Current - Output / Channel: -

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
unless otherwise noted.
PARAMETER
White LED Current (MAIN1-6), 8-Bit Linear DAC
Full-Scale LED Current
Minimum (1LSB) LED Current
LED Current Matching
LED Dropout Voltage
White LED Current (CAM), LTC3209-1, 4-Bit Linear DAC
Full-Scale LED Current
Minimum (1LSB) LED Current
LED Dropout Voltage
White LED Current (CAM1-2), LTC3209-2, 4-Bit Linear DAC
Full-Scale LED Current
Minimum (1LSB) LED Current
LED Current Matching
LED Dropout Voltage
AUX LED Current, 2-Bit Linear DAC
Full-Scale LED Current
Minimum (1LSB) LED Current
V
Charge Pump (CPO)
1x Mode Output Impedance
1.5x Mode Output Impedance
2x Mode Output Impedance
CPO Voltage Regulation
CLOCK Frequency
SDA, SCL, CAMHL
V
V
V
I
I
Serial Port Timing (Notes 6, 7)
t
t
t
t
t
t
t
t
t
t
t
t
IH
IL
SCL
BUF
HD,STA
SU,STA
SU,STO
HD,DAT(OUT)
HD,DAT(IN)
SU,DAT
LOW
HIGH
f
r
OL
IL
IH
OL
(Low Level Input Voltage)
, Digital Output Low (SDA)
(High Level Input Voltage)
CONDITIONS
MAIN = 1V
MAIN = 1V
Any Two MAIN Outputs at 50% FS
Mode Switch Threshold, I
CAM = 1V
CAM = 1V
Mode Switch Threshold, I
CAM = 1V
CAM = 1V
CAM1-2 at 50% FS
Mode Switch Threshold, I
AUX = 1V
AUX = 1V
I
V
V
1.5x Mode, I
2x Mode, I
I
SDA, SCL, CAMHL = DV
SDA, SCL, CAMHL = 0V
Clock Operating Frequency
Bus Free Time Between Stop and Start Condition
Hold Time After (Repeated) Start Condition
Repeated Start Condition Setup Time
Stop Condition Setup Time
Data Hold Time
Input Data Hold Time
Data Setup Time
Clock Low Period
Clock High Period
Clock Data Fall Time
Clock Data Rise Time
AUX
PULLUP
BAT
BAT
A
= 1mA; C0, C1 = High
= 25
= 3V, V
= 3V, V
= 3mA
°
The
CPO
C. V
CPO
CPO
CPO
= 2mA
●
BAT1,2
= 4.2V (Note 3)
= 4.8V (Note 3)
= 2mA
denotes the specifications which apply over the full operating
= 3.6V, DV
CC
MAINx
CAM
CAM
= FS
= FS
= FS
CC
= 3V, R
LTC3209-1/LTC3209-2
REF
= 24.3k, C1 = C2 = C3 = C4 = 2.2
●
●
●
●
●
●
●
●
●
0.7 • DV
MIN
12.5
360
180
100
1.3
0.6
0.6
0.6
1.3
0.6
25
–1
–1
20
20
0
0
CC
13.75
26.8
13.3
0.85
0.16
TYP
110
180
400
400
200
400
4.4
0.5
2.7
3.2
4.6
28
18
5.1
1
1
0.3 • DV
MAX
440
220
400
900
300
300
0.4
31
15
1
1
CC
µ
F,
320912fa
UNITS
3
MHz
kHz
mA
mV
mA
mA
mV
mA
mA
mV
mA
mA
mV
µA
µA
µA
µs
µs
µs
µs
ns
ns
ns
µs
µs
ns
ns
%
%
Ω
Ω
Ω
V
V
V
V
V