RT3669EA
SVID [7:0]
0010_0101
0010_0110
1001_1100
1001_1101
1001_1110
1001_1111
1010_0000
1010_0001
1010_0010
1010_0011
1010_0100
1010_0101
1010_0110
1010_0111
1010_1000 *
1010_1001 *
1010_1010 *
1010_1011 *
1010_1100 *
1010_1101 *
1010_1110 *
1010_1111 *
1011_0000 *
1011_0001 *
1011_0010 *
1011_0011 *
1011_0100 *
Voltage (V)
1.31875
1.31250
0.57500
0.56875
0.56250
0.55625
0.55000
0.54375
0.53750
0.53125
0.52500
0.51875
0.51250
0.50625
0.50000
0.49375
0.48750
0.48125
0.47500
0.46875
0.46250
0.45625
0.45000
0.44375
0.43750
0.43125
0.42500
SVID [7:0]
0100_1100
0100_1101
1011_0101 *
1011_0110 *
1011_0111 *
1011_1000 *
1011_1001 *
1011_1010 *
1011_1011 *
1011_1100 *
1011_1101 *
1011_1110 *
1011_1111 *
1100_0000 *
1100_0001 *
1100_0010 *
1100_0011 *
1100_0100 *
1100_0101 *
1100_0110 *
1100_0111 *
1100_1000 *
1100_1001 *
1100_1010 *
1100_1011 *
1100_1100 *
1100_1101 *
Voltage (V)
1.07500
1.06875
0.41875
0.41250
0.40625
0.40000
0.39375
0.38750
0.38125
0.37500
0.36875
0.36250
0.35625
0.35000
0.34375
0.33750
0.33125
0.32500
0.31875
0.31250
0.30625
0.30000
0.29375
0.28750
0.28125
0.27500
0.26875
SVID [7:0]
0111_0011
0111_0100
1100_1110 *
1100_1111 *
1101_0000 *
1101_0001 *
1101_0010 *
1101_0011 *
1101_0100 *
1101_0101 *
1101_0110 *
1101_0111 *
1101_1000 *
1101_1001 *
1101_1010 *
1101_1011 *
1101_1100 *
1101_1101 *
1101_1110 *
1101_1111 *
1110_0000*
1110_0001*
1110_0010*
1110_0011*
1110_0100*
1110_0101*
1110_0110*
Voltage (V)
0.83125
0.82500
0.26250
0.25625
0.25000
0.24375
0.23750
0.23125
0.22500
0.21875
0.21250
0.20625
0.20000
0.19375
0.18750
0.18125
0.17500
0.16875
0.16250
0.15625
0.15000
0.14375
0.13750
0.13125
0.12500
0.11875
0.11250
SVID [7:0]
1001_1010
1001_1011
1110_0111*
1110_1000*
1110_1001*
1110_1010*
1110_1011*
1110_1100*
1110_1101*
1110_1110*
1110_1111*
1111_0000*
1111_0001*
1111_0010*
1111_0011*
1111_0100*
1111_0101*
1111_0110*
1111_0111*
1111_1000*
1111_1001*
1111_1010*
1111_1011*
1111_1100*
1111_1101*
1111_1110*
1111_1111*
Voltage (V)
0.58750
0.58125
0.10625
0.10000
0.09375
0.08750
0.08125
0.07500
0.06875
0.06250
0.05625
0.05000
0.04375
0.03750
0.03125
0.02500
0.01875
0.01250
0.00625
0.00000
OFF
OFF
OFF
OFF
OFF
OFF
OFF
* Indicates TOB is 80mV for this VID code; unconditional VR controller stability required at all VID codes
Table 2. SET1 Pin Setting for GFX Controller AI Gain Ratio
SET1 Pin Setting Voltage
Min
8.5
412.5
816.5
1220.5
Typical
200
600
1000
1400
R
D
V
SET1_DIV
�½
3.2
R
U
R
D
Max
391.5
787.5
1183.5
1579.5
Unit
mV
mV
mV
mV
AI_GFX
25%
50%
100%
0LL
Copyright © 2019 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS3669EA-06
August 2019
www.richtek.com
7
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