TLV320AIC1106PWR Datasheet, PDF (9/19 Pages) Texas Instruments – PCM CODEC

TLV320AIC1106
SLAS357 − DECEMBER 2001
electrical characteristics over recommended ranges of supply voltage and operating free-air temperature
(unless otherwise noted) (continued)
power supply rejection
PARAMETER
Supply voltage rejection, transmit channel
Supply voltage rejection, receive channel
(differential)
TEST CONDITIONS
MICIN−, MICIN+ = 0 V, VDD = 2.7 V + 100 mVpp,
f = 1 kHz, Resistor tolerance of 1%
PCM code = positive zero, VDD = 2.7 V + 100 mVpp,
f = 1 kHz, Resistor tolerance of 1%
MIN TYP MAX UNIT
−74 −50 dB
−80 −65 dB
crosstalk attenuation, linear mode selected
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
Crosstalk attenuation, transmit-to-receive MICIN−, MICIN+ = 0 dB, f = 300 Hz to 3400 Hz measured
(differential)
differentially between EAROUT− and EAROUT+
70
dB
Crosstalk attenuation, receive-to-transmit PCMI = 0 dBm0, f = 300 Hz to 3400 Hz measured at PCMO
70
dB
timing requirements
clock
tt
fmclk
Transition time, MCLK
MCLK frequency
MCLK jitter
MCLK clock cycles per PCMSYN frame
transmit (see Figure 1)
tsu(PCMSYN) Setup time, PCMSYN high before MCLK ↓
th(PCMSYN) Hold time, PCMSYN high after MCLK ↓
receive (see Figure 2)
tsu(PCSYN)
th(PCSYN)
tsu(PCMI)
th(PCMI)
Setup time, PCMSYN high before MCLK ↓
Hold time, PCMSYN high after MCLK ↓
Setup time, PCMI high or low before MCLK ↓
Hold time, PCMI high or low after MCLK ↓
MIN NOM
2.048
256
MAX
10
37%
256
UNIT
ns
MHz
cycles
MIN
MAX
20 tc(MCLK)−20
20 tc(MCLK)−20
UNIT
ns
MIN
MAX
20 tc(MCLK)−20
20 tc(MCLK)−20
20
20
UNIT
ns
ns
ns
ns
switching characteristics over recommended operating conditions, C_Lmax = 10 pF (see Figure 1)
MIN MAX UNIT
tpd1
Propagation delay time, MCLK bit 1 high to PCMO bit 1 valid
tpd2
Propagation delay time, MCLK high to PCMO valid, bits 2 to n
tpd3
Propagation delay time, MCLK bit n low to PCMO bit n Hi-Z
35 ns
35 ns
30
ns
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