IR3Y48A1 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'IR3Y48A1' PDF : 34 Pages View PDF
IR3Y48A1
Registers
The IR3Y48A1 has 10-bit x 7 registers to control its
operations. Two of the seven registers are used for
the LSI testing.
All registers are write only. The serial registers are
written by the serial interface.
Register Map
R/W ADDRESS
A3 A2 A1 A0
REGISTER NAME
W 0 0 0 0 Mode (1)
W 0 0 0 1 Mode (2)
W 0 0 1 0 Mode (3)/CDS gain
W 0 0 1 1 PGA gain
W 0 1 0 0 Black level
W 1 0 0 0 Test (1)
W 1 0 0 1 Test (2)
MAJOR FUNCTIONS [DATA]
DOUT timing control/OUTCK polarity/ADCK polarity/ADIN
connection/Power control/ADC output/Black level reset/Power down
Clamp current/ADIN clamp/Clamp target/ S/H, enable logic/Monitor
selection
CDS gain control/Black loop gain boost/Boost period
PGA gain
ADC code at black level (1 LSB step)
Test mode (1) (ADIN coupling mode)
Test mode (2)
1. Register name
2. Register address
[Write]
Mode (1)
A3 A2 A1 A0
0000
3. Register bit assignment
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
Default
X000000000
Functions
DOUT timing control
<->
OUTCK polarity
<->
ADCK polarity
<->
ADIN connection
<---->
Power control
<->
ADC output
<->
Black level reset
<->
Power down
<->
16
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