Datasheet

ELECTRICAL CHARACTERISTICS: POWER SUPPLIES
ELECTRICAL CHARACTERISTICS: AUDIO INTERFACE TIMING
PCM4220
www.ti.com ............................................................................................................................................. SBAS407C – DECEMBER 2006 – REVISED AUGUST 2009
All specifications are at T
A
= +25 ° C, VCC1 = VCC2 = +4.0V, VDD = +3.3V, and MCKI = 12.288MHz, unless otherwise noted.
PCM4220
PARAMETER CONDITIONS MIN TYP MAX UNIT
POWER SUPPLIES
Recommended supply voltage range
VCC1, VCC2 0 ° C < T
A
≤ +85 ° C +3.8 +4.0 +4.2 V
VCC1, VCC2 – 40 ° C ≤ T
A
≤ 0 ° C +3.9 +4.0 +4.2 V
VDD – 40 ° C ≤ T
A
≤ +85 ° C +2.4 +3.3 +3.6 V
Supply current: power-down RST (pin 36) held low with no clocks applied
ICC1 + ICC2 VCC1 = VCC2 = +4.0V 600 µ A
IDD VDD = +3.3V 325 µ A
Supply current: f
S
= 48kHz
ICC1 + ICC2 VCC1 = VCC2 = +4.0V 65 75 mA
IDD VDD = +3.3V 14 18 mA
Supply current: f
S
= 96kHz
ICC1 + ICC2 VCC1 = VCC2 = +4.0V 65 mA
IDD VDD = +3.3V 21 mA
Supply current: f
S
= 192kHz
ICC1 + ICC2 VCC1 = VCC2 = +4.0V 65 mA
IDD VDD = +3.3V 24 mA
Total power dissipation: power-down 3.5 mW
Total power dissipation: f
S
= 48kHz 305 360 mW
Total power dissipation: f
S
= 96kHz 330 mW
Total power dissipation: f
S
= 192kHz 340 mW
All specifications are at T
A
= +25 ° C, VCC1 = VCC2 = +4.0V, and VDD = +3.3V, unless otherwise noted.
PCM4220
PARAMETER CONDITIONS MIN TYP MAX UNIT
AUDIO SERIAL PORT
LRCK period, t
LRCKP
All data formats 4.62 125 µ s
LRCK high/low time, t
LRCKHL
0.45 × t
LRCKP
0.55 × t
LRCKP
µ s
Left-Justified, I
2
S, and TDM Master mode
formats
TDM slave mode formats t
BCKP
0.55 × t
LRCKP
µ s
BCK period, t
BCKP
Left-Justified and I
2
S data formats
Normal sampling mode t
LRCKP
/128 ns
Double Speed sampling mode t
LRCKP
/64 ns
Quad Speed sampling mode t
LRCKP
/64 ns
BCK period, t
BCKP
TDM data formats
Normal sampling mode t
LRCKP
/256 ns
Double Speed sampling mode t
LRCKP
/128 ns
Quad Speed sampling mode t
LRCKP
/64 ns
BCK high/low time, t
BCKHL
All data formats 0.45 × t
BCKP
0.55 × t
BCKP
ns
Data output delay, t
DO
All data formats 10 ns
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