User manual

22.8.2018 Pmod I2S2 Reference Manual [Reference.Digilentinc]
https://reference.digilentinc.com/reference/pmod/pmodi2s2/reference-manual 4/9
Stereo 24-bit A/D () and D/A () converters for I2S audio input and output
Standard 1/8 in (3.5mm) stereo audio jacks
Optional automatic serial clock generation for audio input
12-pin Pmod Port with two I2S interfaces
Follows the Digilent Pmod Interface Specification (https://reference.digilentinc.com/_media/reference/pmod/digilent-pmod-interface-
specification.pdf)
Parameter Min Typical Max Units
Power Supply Voltage 3.0 3.3 5.25 V
Audio Input Sample Rate (Single-Speed Mode) 4 - 24 kHz ()
Audio Input Sample Rate (Single-Speed Mode) 43 - 54 kHz ()
Audio Input Sample Rate (Double-Speed Mode) 86 - 108 kHz ()
Audio Output Sample Rate 2 - 200 kHz ()
Header J1
Pin Signal Description Pin Signal Description
1 D/A () MCLK I2S Line Out Converter Master Clock 7 A/D () MCLK I2S Line In Converter Master Clock
2 D/A () LRCK I2S Line Out Converter Word Select 8 A/D () LRCK I2S Line In Converter Word Select
3 D/A () SCLK
()
I2S Line Out Converter Serial Clock 9 A/D () SCLK
()
I2S Line In Converter Serial Clock
4 D/A () SDIN I2S Line Out Converter Serial Data
Input
10 A/D ()
SDOUT
I2S Line In Converter Serial Data
Output
5 GND () Power Supply Ground 11 GND () Power Supply Ground
6 VCC () Power Supply (3.3 or 5.0 V) 12 VCC () Power Supply (3.3 or 5.0 V)
Jumper JP1
State Description
MST Line-in converter Master Mode selected
SLV Line-in converter Slave Mode selected
The pins on the pin header are spaced 100 mil apart. The PCB is 1.0 inches long on the sides parallel to the pins on the pin header and
0.8 inches long on the sides perpendicular to the pin header. The Line In and Line Out audio jacks are approximately 0.44 inches apart,
measured from the center of each jack.
Specifications
Pinout Table Diagram
Physical Dimensions