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www.clare.com
CYG20XX
Cybergate
TM
DS-CYG20XX-R1
The CYG2000/2001/2010/2011/2020/2021/2030/2031
are Data Access Arrangement (DAA) modules featuring
a 350V, 120mA, 15
relay used for hookswitch, optocou-
pler with minimum CTR of 33% for ring detection, and a
low distortion transformer with 28.8kbps capabilities.
Modems
Fax machines
Remote data acquisition
Security systems
Voice mail systems
PC motherboard
Computer telephony
Process control
Medical
PBX
Direct broadcast satellite
UL recognized file #: E174201
Low distortion transformer signal coupling
(0.01% max)
Complete ring detector circuit
Low power hookswitch
Electronic inductor/gyrator circuit
Surge protection
Transient protection zeners
Half- (20X0) or Full- (20X1) Wave Detection
V.32 bis /V.34 compatible
FCC Compatible
Compatible with U.S. and Canadian dial up
phone lines
Supports leased-line operation
PC board mountable
Applications
Features
Description
Approvals
Ordering Information
Part #
CYG2000
CYG2001
CYG2010
Description
DAA Module, Half Wave Ring Detection
DAA Module, Full Wave Ring Detection
DAA Module, Half Wave Ring Detection,
Loop Current Detection
DAA Module, Full Wave Ring Detection
Loop Current Detection
DAA Module, Half Wave Ring Detection,
CID
DAA Module, Full Wave Ring Detection,
CID
DAA Module, Half Wave Ring Detection,
CID and Loop Current Detection
DAA Module, Full Wave Ring Detection,
CID and Loop Current Detection
CYG2011
CYG2020
CYG2021
CYG2030
CYG2031
Block Diagrams
8
7
9
RING
OH
LOOPI
1
2
17
18
11
10
HOOKSWITCH
LINE 2
LINE 1
RING
GND
V
CC
GND
470
V
CC
TIP
RING
GYRATOR
V
CC
RING
V
CC
V
CC
2.2k
47k
LOOP
CURRENT
DETECT
RING
DETEC-
TION
SURGE
PROTEC-
TION
CYG2010/CYG2011
R_LIM
R_LIM
8
9
RING
OH
1
2
17
18
11
10
14
13
HOOKSWITCH
LINE 2
LINE 1
RING
GND
V
CC
V
CC
TIP
RING
GYRATOR/
CALLER ID
RING
R_LIM
R_LIM
V
CC
47k
RING
DETEC-
TION
SURGE
PROTEC-
TION
CID1
CID2
CYG2020/CYG2021
470
8
7
9
RING
OH
LOOPI
1
2
17
18
11
10
14
13
HOOKSWITCH
LINE 2
LINE 1
RING
GND
V
CC
V
CC
TIP
RING
GYRATOR/
CALLER ID
V
CC
RING
R_LIM
R_LIM
V
CC
2.2k
47k
LOOP
CURRENT
DETECT
RING
DETEC-
TION
SURGE
PROTEC-
TION
CID1
CID2
CYG2030/CYG2031
470
Handling and Assembly Recommendations
The CYG20XX products are not hermetically sealed and should not be exposed to any liquid-based rinsing processes. Clare recommends two (2) approaches. The
modem should either use a no clean soldering flux that would mostly evaporate during the normal wave soldering processes, or be soldered in by hand after the
rest of the card is wave soldered.