LTC3207 LINER [Linear Technology], LTC3207 Datasheet - Page 3

• Manufacturer Part Number: LTC3207
• Description: 600mA Universal Multi-Output LED/CAM Driver
• Manufacturer: LINER [Linear Technology]

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
C4 = 4.7
PARAMETER
LED Current Matching
LED Dropout Voltage
Blink Rate Period
ULED Up/Down Gradation Times
V
CAM LED Current, 4-Bit Linear DAC, CAM = 1V
Full-Scale LED Current
Minimum (1LSB) LED Current
LED Dropout Voltage
High Current Safety Timer
Charge Pump (CPO)
1x Mode Output Impedance
1.5x Mode Output Impedance
2x Mode Output Impedance
CPO Regulation Voltage
CLOCK Frequency
SDA, SCL, ENU, CAMHL
V
V
I
I
V
Digital Output Low (SDA)
Serial Port Timing (Notes 6, 7)
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
OL
IL
IH
OL
General Purpose Output Mode (GPO)
µ
F , unless otherwise noted.
CONDITIONS
Any Two Outputs, 50% of FS
I
REG15, D6 and D7
REG15, D4 and D5
I
I
High Current Mode
V
V
1.5x Mode, I
2x Mode, I
SDA, SCL, ENU, CAMHL = DV
SDA, SCL, ENU, CAMHL = 0V
I
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
Output Data Hold Time
Input Data Hold Time
Data Setup Time
Clock Low Period
Clock High Period
LED
OUT
LED
PULLUP
BAT
BAT
= FS
= FS
= 1mA, Single Output Enabled
= 3V, V
= 3V, V
= 3mA
A
CPO
CPO
CPO
= 25°C. V
CPO
= 20mA
= 4.2V (Note 5)
= 4.8V (Note 5)
= 20mA
The
●
BAT
denotes the specifi cations which apply over the full operating
= 3.6V, DV
CC
CC
= 3V, ENU = Hi, CAMHL = LO, C1 = C2 = C3 = 2.2
LTC3207/LTC3207-1
●
●
●
●
●
●
●
●
●
0.7 • DV
0.65
MIN
100
1.3
0.6
0.6
0.6
1.3
0.6
–1
–1
0
0
CC
1.25
0.24
0.48
0.96
4.55
5.05
0.85
0.12
TYP
180
425
450
2.5
2.1
0.6
3.6
4.1
29
2
7
0.3 • DV
MAX
0.45
1.05
400
900
0.9
1.8
0.4
1
1
CC
µ
UNITS
F ,
3207fc
3
MHz
kHz
mV
mV
mA
mA
mV
µA
µA
µs
µs
µs
µs
ns
ns
ns
µs
µs
%
Ω
Ω
Ω
V
V
V
V
V
s
s
s
s
s
s
s
s
s