ISL58327 Datasheet, PDF (11/15 Pages) Intersil Corporation – Wide Optical Spectrum Laser Power Monitor IC

ISL58327
Register Description
TABLE 3. ID0 (addr = 00h)
REGISTER
DESCRIPTION
ID0
Device ID, read only, code = 27h
REGISTER
DEVICE OPTION
DEVICE VERSION
TABLE 4. ID1 (addr = 01h)
DESCRIPTION
Device option code, read only,
code = E0h
Device version code, read only, code = 0h
TABLE 5. CONTROL (addr = 10h)
REGISTER
DESCRIPTION
h/l
HIGH gain or LOW Gain channels selection. Used in
conjunction with HL pin.
1b: HIGH Gain channel
0b: LOW Gain channel
Default: 0b
deglitch_b
1b: Disable serial interface deglitch function
0b: Enable serial interface deglitch function
Default: 0b
blue
1b: Device works in blue mode
(regardless of red/green bit setting)
0b: Device works in either RED or GREEN mode, depends
on red/green register bit setting
Default: 0b
red/green
0b: GREEN
1b: RED
Default: 0b (GREEN mode)
test_en
To enable a chip test function
(for Intersil internal use only)
1b: Enable test function
0b: Disable test function
Default: 0b
chip_en
To enable or disable ISL58327. When disabled all
outputs are in Hi-Z
1b: enable
0b: disable (SLEEP mode)
REGISTER
blue_h[3: 0]
blue_l[3: 0]
TABLE 6. B_GAIN0 (addr = 11h)
DESCRIPTION
Lower 4 bits of blue light HIGH Gain channel fine gain
control
Lower 4 bits of blue light LOW Gain channel fine gain
control
REGISTER
blue_h[11:4]
TABLE 7. B_H_GAIN (addr = 12h)
DESCRIPTION
High 8 bits of blue light HIGH Gain channel fine gain
control
TABLE 8. B_L_GAIN (addr = 13h)
REGISTER
DESCRIPTION
blue_l[11:4]
High 8 bits of blue light LOW Gain channel fine gain
control
TABLE 9. RED_GAIN0 (addr = 14h)
REGISTER
DESCRIPTION
red_h[3: 0] Lower 4 bits of red light HIGH Gain channel fine gain
control
red_l[3: 0]
Lower 4 bits of red light LOW Gain channel fine gain
control
TABLE 10. RED_H_GAIN (addr = 15h)
REGISTER
DESCRIPTION
red_h[11:4] High 8 bits of red light HIGH Gain channel fine gain
control
TABLE 11. RED_L_GAIN (addr = 16h)
REGISTER
DESCRIPTION
red_l[11:4] High 8 bits of red light LOW Gain channel fine gain control
TABLE 12. GREEN_GAIN0 (addr = 17h)
REGISTER
DESCRIPTION
green_h[3:0] Lower 4 bits of green light HIGH Gain channel fine gain
control
green_l[3:0]
Lower 4 bits of green light LOW Gain channel fine gain
control
TABLE 13. GREEN_H_GAIN (addr = 18h)
REGISTER
DESCRIPTION
green_h[11:4] High 8 bits of green light HIGH Gain channel fine gain
control
TABLE 14. GREEN_L_GAIN (addr = 19h)
REGISTER
DESCRIPTION
green_l[11:4]
High 8 bits of green light LOW Gain channel fine gain
control
REGISTER
st_en_red
st_time_red
st_mag_red
TABLE 15. ST_RED (addr = 1Ah)
DESCRIPTION
Red light slow tail compensation control
1b: enable
0b: disable
(when disable, st_time_red and st_mag_red are reset to
000b)
Red light slow tail compensation time constant control
Red light slow tail compensation magnitude control
11
FN6577.2
July 29, 2013