ds1861 Maxim Integrated Products, Inc., ds1861 Datasheet - Page 4

• Manufacturer Part Number: ds1861
• Description: Ds1861 Full Laser Control With Fault Management
• Manufacturer: Maxim Integrated Products, Inc.

Full Laser Control with Fault Management
FAST ALARMS AND V CC MONITOR CHARACTERISTICS
(V
I
(V
4
High Bias Alarm LSB
High Bias Alarm Threshold
Accuracy
LTXP Alarm Threshold Multiplier
(I
HTXP Alarm Threshold Multiplier
(I
V
Vcc Fault Deassert Delay
Digital Power-On Reset Voltage
2
SCL Clock Frequency
Bus Free Time Between Stop and
Start Conditions
Hold Time (Repeated) Start
Condition
Low Period of SCL
High Period of SCL
Data Hold Time
CC
CC
SET
SET
CC
C AC ELECTRICAL CHARACTERISTICS
_____________________________________________________________________
= +2.85V to 5.5V, T
= +2.85V to 5.5V, T
Power Good
Multiplier Shown, Note 8)
Multiplier Shown, Note 8)
PARAMETER
PARAMETER
A
A
= -40°C to +95°C.)
= -40°C to +95°C, timing referenced to V
SYMBOL
SYMBOL
t
t
HD:DAT
HD:STA
t
V
V
t
t
POAR
t
f
HIGH
LOW
SCL
BUF
POA
POD
255 settings (includes off)
High bias settings > 100µA
(Note 9)
HTXP_Thres (bin)
LTXP_Thres (bin)
CONDITIONS
CONDITIONS
XXXXX000
XXXXX001
XXXXX010
XXXXX011
XXXXX100
XXXXX101
XXXXX110
XXXXX111
XXXXX000
XXXXX001
XXXXX010
XXXXX011
XXXXX100
XXXXX101
XXXXX110
XXXXX111
IL(MAX)
and V
IH(MIN)
.) (Figure 14)
MIN
MIN
2.15
360
1.0
1.3
0.6
1.3
0.6
0
0
HTXP Alarm OFF
LTXP Alarm OFF
Do not use
Do not use
TYP
0.81
0.76
0.54
0.41
0.28
0.14
1.30
1.43
1.56
1.69
1.82
1.95
TYP
8.2
MAX
MAX
2.70
700
400
2.2
0.9
10
mA/mA
mA/mA
UNITS
UNITS
kHz
µA
µs
µs
µs
µs
µs
µs
%
V
V