EP9307 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

Manufacturer

EP9307

ARM9 SOC with Ethernet, USB, Display and Touchscreen

Cirrus Logic 

EP9307

ARM9 SOC with Ethernet, USB, Display and Touchscreen

Inter-IC Sound - I2S

Parameter

SCLK cycle time

SCLK high time

SCLK low time

SCLK rise/fall time

SCLK to LRCLK assert delay time

LRCLK from SCLK assert hold time

SDI to SCLK deassert setup time

SDI from SCLK deassert hold time

SCLK to SDO assert delay time

SDO from SCLK assert hold time

Symbol

tclk_per

tclk_high

tclk_low

tclkrf

tLRs

tLRh

tSDIs

tSDIh

tSDOd

tSDOh

Min

-

-

-

-

-

-

-

-

-

-

Note:

ti2s_clk is programmable by the user.

Typ

ti2s_clk

(ti2s_clk) / 2

(ti2s_clk) / 2

4

1.5

1.5

20

10

4

4

Max

-

-

-

-

-

-

-

-

-

-

Unit

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

tclk_high

SCLK

LRCLK

SDO/SDI

tclk_per

tclk_low

tLRs

tSDOs

tSDIs

tLRh

tclkrf

tSDOh

tSDIh

Figure 20. Inter-IC Sound (I2S) Timing Measurement

34

©Copyright 2004 Cirrus Logic (All Rights Reserved)

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