Datasheet

TSC2101
SLAS392D JUNE 2003 REVISED MAY 2005
www.ti.com
11
AUDIO INTERFACE TIMING DIAGRAMS
ts
(DI)
th
(DI)
td
(DOBCLK)
td
(DOWS)
WCLK
BCLK
SDOUT
SDIN
td
(WS)
Figure 1. I2S/LJ/RJ in Master Mode
Typical Timing Requirements (see Figure 1)
PARAMETER
(1)
IOVDD = 1.1 V IOVDD = 3.3 V
UNITS
PARAMETER
(1)
MIN MAX MIN MAX
UNITS
t
d
(WS) WCLK delay 30 15 ns
t
d
(DOWS) WCLK to DOUT delay (for LJF mode) 30 15 ns
t
d
(DOBCLK) BCLK to DOUT delay 30 15 ns
t
s
(DI) SDIN setup 6 6 ns
t
h
(DI) SDIN hold 6 6 ns
t
r
Rise time 18 6 ns
t
f
Fall time 18 6 ns
(1)
These parameters are based on characterization and are not tested in production.
ts
(DI)
th
(DI)
td
(DOBCLK)
WCLK
BCLK
SDOUT
SDIN
td
(WS)
td
(WS)
Figure 2. DSP Timing in Master Mode
Typical Timing Requirements (see Figure 2)
PARAMETER
(1)
IOVDD = 1.1 V IOVDD = 3.3 V
UNITS
PARAMETER
(1)
MIN MAX MIN MAX
UNITS
t
d
(WS) WCLK delay 30 15 ns
t
d
(DOBCLK) BCLK to DOUT delay 30 15 ns
t
s
(DI) SDIN setup 6 6 ns
t
h
(DI) SDIN hold 6 6 ns
t
r
Rise time 18 6 ns
t
f
Fall time 18 6 ns
(1)
These parameters are based on characterization and are not tested in production.