Cirrus Logic CDB53L30 - Manual (Page 28)

28 DS963DB1
CDB53L30
6 Schematics
Figure 6-7. Level Shifters, Control I/O Header
Level Shifters and Control I/O Header
1.RESET
1.INT
1.MUTE
2.RESET
2.INT
2.MUTE
SDA
SCL
Optional Control Signal Shorts
1.RESET
1.INT
1.MUTE
2.RESET
2.INT
2.MUTE
Place jumpers
for FlexGUI control
Attach ribbon cable for
external system connection
Voltage
Supervisor
Optional
V = 1.69V
TH
Optional pull-ups for
external bus master
3
SDAA 2
SCLA 5
EN
4
GND
7
SCLB
6
SDAB
8
VCCB
1
VCCA
U9
PCA9517DP
R24
1K R25
1K
C7
0.1uF
X5R
C8
0.1uF
X5R
R40
10K
R41
NO POP
0402
R45
0
C43
0.1uF
X5R
C44
0.1uF
X5R
C45
0.1uF
X5R
C46
0.1uF
X5R
R54
0
J4
C47
0.1uF
X5R
C48
0.1uF
X5R
R1
0
TP21
1.RESETb
TP22
1.INTb
TP23
1.MUTE
TP24
2.RESETb
TP25
2.INTb
TP26
2.MUTE
TP27
SDA
TP28
SCL
1
VCCA 2
A1 3
A2 4
GND
5
DIR
6
B2
7
B1
8
VCCB
U19
SN74LVC2T45DCUR
1
VCCA 2
A1 3
A2 4 GND 5 DIR
6
B2
7
B1
8
VCCB
U11
SN74LVC2T45DCUR
R42
0
1 VCCA
2 A1
3 A2
4 GND 5 DIR
6 B2
7 B1
8 VCCB
U6
SN74LVC2T45DCUR
1 2
3 4
5 6
J34
HDR3X2
R140
0
NO POP
R43
0
NO POP
R2
0
NO POP
1 RST
2
GND
3
MR
4
IN
5 VDD
U24
MIC2774L-31YM5
V
G
8
4
U27-A
NC7WZ126K8X
2
A1
6 Y1
1
OE1
U27-B
NC7WZ126K8X
5
A2
3 Y2
7
OE2
U27-C
NC7WZ126K8X
C81
0.1uF
X5R
R145 0
R146 0 R148 0
NO POP
R147 0
NO POP
R149
10K R150
10K
R151
10K
R152
NO POP
0805
R144
11.5K
1%
R154
2.49K
1%
R118
10K R141
10K
R153
11.5K
1%
NO POP
R53
0
NO POP
R165
1K
NO POP R166
1K
NO POP
UC.I2C.SDA [3,4,5]
UC.I2C.SCL [3,4,5]
CS53L30-1.RESET [2,5]
CS53L30-1.INT [2,5]
CS53L30-1.MUTE [2,5]
CS53L30-2.RESET [2,5]
CS53L30-2.INT [2,5]
CS53L30-2.MUTE [2,5]
VA
+3.3V
+3.3V
+1.8V
+3.3V
+3.3V
+1.8V VA
UC.CS53L30-1.RESET [5]
UC.CS53L30-1.MUTE [5]
UC.CS53L30-1.INT [5]
+3.3V
+1.8V VA
UC.CS53L30-2.RESET [5]
UC.CS53L30-2.MUTE [5]
UC.CS53L30-2.INT [5]
CS53L30.I2C.SDA [2]
CS53L30.I2C.SCL [2]
+1.8V VA
CS53L30-2.RESET [2,5]
CS53L30-2.INT [2,5]
CS53L30-2.MUTE [2,5]
CS53L30-1.RESET [2,5]
CS53L30-1.INT [2,5]
CS53L30-1.MUTE [2,5]
+3.3V
+1.8V
+3.3V
UC.SW/HW [5]
UC.SW/HW [5]
+3.3V
VA
VA VA