IDT821034DN IDT, Integrated Device Technology Inc, IDT821034DN Datasheet - Page 13

• Manufacturer Part Number: IDT821034DN
• Description: IC PCM CODEC QUAD MPI 52-PQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: PCM Codec/Filterr

Specifications of IDT821034DN

• Data Interface: PCM Audio Interface
• Number Of Adcs / Dacs: 4 / 4
• Sigma Delta: No
• Voltage - Supply, Analog: 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 52-MQFP, 52-PQFP
• Single Supply Voltage (typ): 5V
• Single Supply Voltage (min): 4.75V
• Single Supply Voltage (max): 5.25V
• Package Type: PQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 821034DN

Interchannel Crosstalk
these parasitics. The resistor value of Rf (from GSX to VFXI) should be kept as low as possible to minimize crosstalk. The limits given above are based on Rf < 200 k .
Intrachannel Crosstalk
these parasitics. The resistor value of Rf (from GSX to VFXI) should be kept as low as possible to minimize crosstalk. The limits given above are based on Rf < 200 k .
IDT821034 QUAD PCM CODEC WITH PROGRAMMABLE GAIN
Note: Crosstalk into the transmit channels (VFXI) can be significantly affected by parasitic capacitive coupling from GSX and VFRO outputs. PCB layouts should be arranged to minimize
Note: Crosstalk into the transmit channels (VFXI) can be significantly affected by parasitic capacitive coupling from GSX and VFRO outputs. PCB layouts should be arranged to minimize
Parameter
Parameter
XT
XT
XT
XT
XT
XT
X-R
R-X
X-R
R-X
R-R
X-X
Transmit to Receive Crosstalk
Receive to Transmit Crosstalk
Transmit to Transmit Crosstalk
Receive to Receive Crosstalk
Transmit to Receive Crosstalk
Receive to Transmit Crosstalk
Description
Description
Min
Min
Typ
Typ
-85
-85
-85
-85
-80
-80
13
Max
Max
-78
-80
-78
-80
-70
-70
Units
Units
dB
dB
dB
dB
dB
dB
300 Hz – 3400 Hz, 0 dBm0 signal into VFXI.
300 Hz – 3400 Hz, 0 dBm0 PCM code into
300 Hz – 3400 Hz, 0 dBm0 signal into VFXI
300 Hz – 3400 Hz, 0 dBm0 PCM code into
300 Hz – 3400 Hz, 0 dBm0 signal into VFXI
300 Hz – 3400 Hz, 0 dBm0 PCM code into
INDUSTRIAL TEMPERATURE RANGE
of interfering channel. Idle PCM code into
channel under test.
interfering channel. VFXI = 0 Vrms for
channel under test.
of interfering channel. VFXI = 0 Vrms for
channel under test.
interfering channel. Idle PCM code into
channel under test.
Idle PCM code into DR.
DR. VFXI = 0 Vrms.
Test Conditions
Test Conditions