CDB42438 Cirrus Logic Inc, CDB42438 Datasheet - Page 8

• Manufacturer Part Number: CDB42438
• Description: Eval Bd 108dB 6&8ch Multi-Chnl CODECs
• Manufacturer: Cirrus Logic Inc

Specifications of CDB42438

• Main Purpose: Audio, CODEC
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: CS42438
• Primary Attributes: 6 Single-Ended and 2 Differential Analog Inputs and 8 Outputs, S/PDIF Transmitter and Receiver
• Secondary Attributes: Graphic User Interface
• Description/function: Audio CODECs
• Operating Supply Voltage: 5 V to 12 V
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: CS42438
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant
• Other names: 598-1500

8
1.1
Power
Rail
VLC
VLS
Digital I/O Pin Characteristics
Various pins on the CS42438 are powered from separate power supply rails. The logic level for each input
should adhere to the corresponding power rail and should not exceed the maximum ratings.
(ADC3_SINGLE)
ADC_SDOUT3
SDA/CDOUT
(ADC3_HPF)
(AIN5_MUX)
(AIN6_MUX)
AUX_LRCK
AUX_SCLK
Pin Name
DAC_SDIN
AUX_SDIN
SCL/CCLK
SW/(HW)
AD1/CDIN
(MFREQ)
AD0/CS
MCLK
LRCK
SCLK
RST
Output
Output
Output
Output
Input/
Input/
Input
Input
Input
Input
Input
Input
Input
Input
Input
I/O
1.8 V - 5.0 V, CMOS/Open Drain
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
Table 1. I/O Power Rails
Driver
-
-
-
-
-
-
-
-
-
1.8 V - 5.0 V, CMOS, with Hysteresis
1.8 V - 5.0 V, CMOS, with Hysteresis
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
Receiver
-
-
-
CS42438
DS646F2