IA3223A-C-FU Silicon Laboratories Inc, IA3223A-C-FU Datasheet - Page 29

• Manufacturer Part Number: IA3223A-C-FU
• Description: IC EZ DAA SYST SIDE WORLD 20QSOP
• Manufacturer: Silicon Laboratories Inc
• Series: EZ DAA™r

Specifications of IA3223A-C-FU

• Function: Data Access Arrangement (DAA)
• Interface: Serial
• Number Of Circuits: 1
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 7.9mA
• Power (watts): 2W
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-QSOP
• Includes: "911" Detection, Line-In-Use Detection, Parallel Pick-Up Detection, Ring Detection
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Interfacing Examples
CODEC Tx
Optional CODEC reference
CODEC Rx
(AC or DC coupled)
(AC or DC coupled)
(AC or DC coupled)
CODEC
CODEC
+
-
+
-
+
-
+
-
100nF
Tx
ACRef
Rx
Figure 28: Differential interface — without reference
Figure 29: Differential interface — with reference
+
-
+
-
+
-
+
-
IA3223
Figure 27: Single-ended interface
Tx+
Tx-
Rx+
Rx-
Tx+
Tx-
ACRef
Rx+
Rx-
60k
100nF
-
+
2k
2k
1.5V reference
-
+
+
-
3.0V reference
Tx
ACRef
Rx
ACRef
Tx
Rx
-
+
IA3223
IA3223
-
+
0.6V reference
Transmitter HPF
Receiver LPF
To PWM converter
From PWM converter
IA3222/IA3223
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