ISL58781 Datasheet, PDF (2/15 Pages) Intersil Corporation – Laser Diode Driver with Serial Control and Write Current DAC

ISL58781
Application Block Diagram
5V TO 9V
5V
2.2µ
4.7µ
0.1µ
BEAD
2.2µ
0.1µ
0.1µ
WEB
SCLK SDIO SEN
GND
WEN0
WEN0B
WEN1
WEN1B
WEN2
WEN2B
OSCEN
OSCENB
BSEL
RFREQ
IAPC
SERIAL
INTERFACE
TR TF OVERSHOOT
ADJUST
WRITE
REGISTER
SELECTOR
SKEW
DETECT
AMPLITUDE
REGISTERS
(8EA)
SCALE
DAC
WDAC2
WDAC1
BLUE
WDAC
LVDS
AMPLITUDE
SS
OSC
AND
BUFFER
FREQ
X
GAIN
CONTROL
READ
DAC
+
READ
+
REFERENCE
BIAS AND
POWER
VSL
1µF
GND
RSET
ENA
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2
IBLUE
4.7µ
VSO
IOUT1
GND
VSO
0.1µ
IOUT2
VSO
ENA
0.1µ
FN6909.3
December 3, 2015