LM3561TMX National Semiconductor Corporation, LM3561TMX Datasheet - Page 5

• Manufacturer Part Number: LM3561TMX
• Description: Synchronous Boost Converter With 600ma High Side Led Driver And I2c-compatible Interface
• Manufacturer: National Semiconductor Corporation

HWEN, STROBE, TX1/TORCH/GPIO1, TX2/INT/GPIO2 Voltage Specifications
I
I
t
t
2
2
RISE
FALL
C-Compatible Voltage Specifications (SCL, SDA)
C-Compatible Timing Specifications (SCL, SDA)
R
Symbol
t
t
t
t
t
t
t
V
HD;DAT
SU;STO
VD;ACK
I
HD;STA
SU;STA
SU;DAT
VD;DAT
I
STROBE
(Note
(Note
R
R
t
t
SHDN
t
STBY
V
V
f
HIGH
IN_TH
V
V
LOW
t
V
V
BUF
SCL
I
TX
TX1
TX2
Q
OL
OL
IH
IH
IL
IL
12)
12)
Quiescent Supply Current
into IN
Shutdown Supply Current
Standby Supply Current
Flash-to-Torch LED
Current Settling Time
Torch-to-Flash LED
Current Settling Time
VIN Monitor Trip Threshold
Input Logic Low
Input Logic High
Output Logic Low
(GPIO1,GPIO2, INT)
Internal Pulldown
Resistance at TX1/
TORCH/GPIO1
Internal Pulldown
Resistance at TX2/GPIO2
Internal Pulldown
Resistance at STROBE
Input Logic Low
Input Logic High
Output Logic Low (SDA)
SCL(Clock Frequency)
Rise Time of Both SDA and
SCL
Fall Time of Both SDA and
SCL
Low Period of SCL Clock
High Period of SCL Clock
Hold Time for Start (or
Repeated Start) Condition
Set-up Time for a Repeated
Start
Data Hold Time
Data Setup Time
Set-up Time for Stop
Condition
Data Valid Time
Data Valid Acknowledge
Time
Bus Free Time Between a
Start and a Stop Condition
Parameter
Device Not Switching
Device Switching
Indicate Mode, Indicator Register = 0x07
2.7V
2.7V
Register bit [1:0] = 00
TX_ Low-to-High, I
93.2mA
TX_ Low-to-High, I
600mA
V
(Enabled with V
2.7V
2.7V
I
2.7V
2.7V
I
LOAD
LOAD
IN
Falling, VIN Monitor Register = 0x01
≤
≤
≤
≤
≤
≤
= 3mA, 2.7V
= 3mA, 2.7V
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
(Note
≤
≤
≤
≤
≤
≤
5.5V, HWEN = GND
5.5V, HWEN = IN, Enable
5.5V
5.5V
5.5V
5.5V
Conditions
IN_TH
10) see
LED
LED
≤
≤
V
V
= 2.9V)
5
= 600mA to
= 93.2mA to
IN
IN
Figure 1
≤
≤
5.5V
5.5V
20 + 0.1 ×
20 + 0.1 ×
C
C
2.84
Min
600
600
600
100
600
1.2
1.3
1.3
1.3
BUS
BUS
0
0
0
0
1140
0.02
2.90
Typ
676
560
300
300
300
1.1
80
2
Max
2.95
400
400
300
300
900
900
2.3
0.4
V
0.4
0.4
V
1
IN
IN
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Units
kHz
mV
µA
µA
µA
kΩ
kΩ
kΩ
µs
ns
ns
µs
ns
ns
ns
ns
ns
ns
ns
ns
µs
V
V
V
V
V
V