CS7410-CQ CIRRUS [Cirrus Logic], CS7410-CQ Datasheet - Page 36
CS7410-CQ
Manufacturer Part Number
CS7410-CQ
Description
CD/MP3/WMA Audio Controller
Manufacturer
CIRRUS [Cirrus Logic]
Datasheet
1.CS7410-CQ.pdf
(39 pages)
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4.10 Power and Ground
36
1
2
14, 40, 73
12, 38, 71
19, 42, 64, 86
16, 44, 75
88
Table 18
the PLLs, internal logic, and IO pins. The PLLs and internal logic use 1.8 V supply voltage. The IO pins use
3.3 V supply voltage. An optional separate supply can be used to provide clean 3.3 V to the Sigma-Delta
DACs digital output pads. It is recommended that you use good layout techniques to provide isolation be-
tween the supply types on the board. Contact Cirrus Logic applications engineering for layout guidelines.
Pin
Pin
85
87
89
96
describes the power and ground pins. The CS7410 requires 3 different types of power supplies for
PLL_GND
PLL_1V8
CORE_GND
CORE_1V8
IO_GND
IO_3V3
DAC_3V3
Signal Name
Signal Name
IEC958_O
DAC_RP
DAC_RN
DAC_LN
Table 17. Redefined General Purpose Pins (Continued)
Table 18. Power and Ground
Type
Type
O
O
O
B
Ground for internal PLLs
1.8V for internal PLLs
Ground for internal core logic
1.8V for internal core logic
Ground for Digital I/Os
3.3V for Digital I/Os
3.3V for Sigma Delta DAC Digital I/Os
GPIO controlled by Mode bit 14
GPO controlled by Mode bit 13
GPO controlled by Mode bit 13
GPO controlled by Mode bit 13
Description
Description
CS7410
DS553PP1
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