Datasheet

DIT4192
3
SBOS229B
www.ti.com
ELECTRICAL CHARACTERISTICS
All specifications at T
A
= +25°C, V
DD
= +5V, and V
IO
= 3.3V unless otherwise noted.
DIT4192IPW
PARAMETER CONDITIONS MIN TYP MAX UNITS
DIGITAL CHARACTERISTICS
Applies to All Digital I/O Except TX+ and TX–
High-Level Input Voltage, V
IH
0.7 • V
IO
V
IO
V
Low-Level Input Voltage, V
IL
0 0.2 • V
IO
V
High-Level Output Voltage, V
OH
I
O
= –4mA 0.8 • V
IO
V
Low-Level Output Voltage, V
OL
I
O
= +4mA 0 0.1 • V
IO
V
Input Leakage Current 110µA
OUTPUT DRIVER CHARACTERISTICS
Applies Only to TX+ and TX–
High-Level Output Voltage, V
OH
I
O
= –30mA V
DD
– 0.7 V
DD
– 0.4 V
DD
V
Low-Level Output Voltage, V
OL
I
O
= +30mA 0 0.4 0.7 V
SWITCHING CHARACTERISTICS
Master Clock and Reset
Master Clock (MCLK) Frequency 25 MHz
Master Clock (MCLK) Duty Cycle 40 60 %
Reset (RST) Active Low Pulse Width 500 ns
Serial Control Port Timing
CCLK Frequency
Stereo Mode f
S
= Sampling Frequency 128 • f
S
MHz
Mono Mode f
S
= Sampling Frequency 64 • f
S
MHz
Serial Control Data Setup Time, t
SDS
12 ns
Serial Control Data Hold Time, t
SDH
8ns
CS Falling to CCLK Rising, t
CSCR
15 ns
CCLK Falling to CS Rising, t
CFCS
12 ns
CCLK Falling to CDOUT Data Valid, t
CFDO
12 ns
CS Rising to CDOUT High Impedance, t
CSZ
10 ns
Audio Serial Interface Timing
SYNC Frequency (or Frame Rate) 195.3050 kHz
SYNC Clock Period t
SYNCP
5.12 µs
SYNC High/Low Pulse Width, t
SYNCHL
2.56 µs
SCLK Frequency 25 MHz
SCLK Clock Period, t
SCLKP
40 ns
SCLK High/Low Pulse Width, t
SCLKHL
18 ns
SYNC Edge to SCLK Edge, t
SYSK
15 ns
Audio Data Setup Time, t
ADS
15 ns
Audio Data Hold Time, t
ADH
15 ns
C, U, and V Input Timing
C/U/V Data Setup Time, t
CUVS
15 ns
C/U/V Data Hold Time, t
CUVH
15 ns
POWER-SUPPLY
Operating Voltage
V
DD
+4.5 +5 +5.5 V
V
IO
+2.7 V
DD
V
Supply Current
I
DD
, Quiescent V
DD
= +5V 25 µA
I
DD
, Power-Down Mode V
DD
= +5V 2 µA
I
DD
, Dynamic (at 192kHz operation) V
DD
= +5V 30 mA
I
IO
, Quiescent V
IO
= +3.3V 15 µA
I
IO
, Power-Down Mode V
IO
= +3.3V 15 µA
I
IO
, Dynamic (at 192kHz operation) V
IO
= +3.3V 1.5 mA
I
IO
, Power-Down Mode V
IO
= +5V 250 µA
I
IO
, Quiescent V
IO
= +5V 250 µA
I
IO
, Dynamic (at 192kHz operation) 3mA
Power Dissipation
PD, Quiescent V
DD
= +5V 100 µW
PD, Power-Down Mode V
DD
= +5V 100 µW
PD, Dynamic (at 192kHz operation) V
DD
= +5V 175 mW
TEMPERATURE RANGE
Operating Range –40 +85 °C
Storage Range –55 +125 °C