CPC5604A Clare, CPC5604A Datasheet - Page 25

• Manufacturer Part Number: CPC5604A
• Description: IC DAA OPT SGL 56K PCMCIA 32-SOP
• Manufacturer: Clare
• Series: LITELINK®r

Specifications of CPC5604A

• Function: Data Access Arrangement (DAA)
• Number Of Circuits: 1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Current - Supply: 15mA
• Power (watts): 1W
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-SOIC (7.5mm Width)
• Includes: Caller ID Signal Detector, Ring Detector
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.25V
• Operating Temp Range: -20C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Interface: -
• Lead Free Status / Rohs Status: Compliant

Return Loss
The return loss is a measure of impedance mismatch
between a terminating impedance (DAA) and a source
impedance (reference impedance). The AP measures
the return loss vs. frequency with the addition of the
bridge circuit show in Figure 7A. For this test, the refer-
Figure 7A Return Loss Test Setup
Figure 7B Return Loss
XXX
(dBm)
OH
RL
LITELINK DAA Circuit
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
-36
-38
-40
-42
-44
-46
-48
-50
TM
500
TIP
RING
1K
www.clare.com
RL (dB) = 20 log
*Note:
1.5K
40mA Loop Current
500
500
0.1% Component tolerances should be used
for accurate measurements
Frequency (Hz)
10H
10H
48V
V
ence impedance is set by the 600Ω nominal imped-
ance, Z
to is across Tip and Ring connections. The AP sweeps
frequency and graphs frequency vs. return loss as
shown in Figure 7B.
V X
GEN
2K
+
-
2.5K
REF
. The impedance that this is to be compared
Audio Precision System
+B-
One Analyzer
3K
V
Z
X
REF
-A+
600
3.5K
Precision
Generator
Audio
A
600
50
-
+
4K
V
GEN
CPC5604
25