ISL58327 Datasheet, PDF (5/15 Pages) Intersil Corporation – Wide Optical Spectrum Laser Power Monitor IC

ISL58327
Sensitivity V_DD = 5.0V, T_A = +25°C unless otherwise specified.
PARAMETER
DESCRIPTION
CONDITIONS
MIN
MAX
(Note 6) TYP (Note 6)
UNIT
Gain₀₀
TIA Lowest Gain
(445nm)
0dB fine gain adjustment, 7FFh Differential output 350
450
550
mV/µA
Gain₀₁
TIA 2nd Lowest Gain
(445nm)
0dB fine gain adjustment, 7FFh Differential output 700
890
1100 mV/µA
Gain₁₀
TIA 2nd Highest Gain
(445nm)
0dB fine gain adjustment, 7FFh Differential output 1400 1790 2170 mV/µA
Gain₁₁
TIA Highest Gain
(445nm)
0dB fine gain adjustment, 7FFh Differential output 3700 4850 6020 mV/µA
Gain_{Fine_MAX}
Maximum Fine Gain
for both HIGH Gain and LOW Gain channels
Compared to 0dB fine gain setting, 7FFh
19
dB
Gain_{Fine_MIN}
Minimum Fine Gain
for both HIGH Gain and LOW Gain channels
Compared to 0dB fine gain setting, 7FFh
-5.5
dB
Current to Optical conversion: Optical sensitivity is not tested in production. Gain parameters were obtained using input test currents. The
following factors are used to convert current to optical power.
I2O_450nm
Current to Optical conversion Bench data; measured on typical devices
(450 nm)
0.27
µA/µW
I2O_530nm
Current to Optical conversion Bench data; measured on typical devices
(530 nm)
0.26
µA/µW
I2O_640nm
Current to Optical conversion Bench data; measured on typical devices
(640 nm)
0.38
µA/µW
Serial Interface AC Performance V_DD = 5.0V, T_A = +25°C unless otherwise specified.
PARAMETER
DESCRIPTION
CONDITIONS
MIN
MAX
(Note 6) TYP (Note 6) UNIT
C_i
Input Capacitance
10
pF
f_SCL
SCL Clock Frequency
400
kHz
INPUT_LEAKGE
Input Leakage SCL and SDA pin
-20
20
µA
NOTE:
6. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
and are not production tested.
5
FN6577.2
July 29, 2013