U4030B TEMIC Semiconductors, U4030B Datasheet - Page 10

• Manufacturer Part Number: U4030B
• Description: Telephone Speech Circuit
• Manufacturer: TEMIC Semiconductors

10
CVM
m
CRNW 2
100 n
12 k
R 4
CR
CRNW4
IVM
2.2
RNW 2
18 k
53 n
m
PR 2
680
RNW 4
390
RNW 3
2.7 k
CRNW 3
100 n
CRECO
ROUT
PR 1
33 k
10
ZEAR
68 n
150
m
DTMF
CLIM
470 n
VMUTE
470 n
DTMF
VM
VC
CLIM
CK
ST
GR
RECO
MUTE
MICO
DTMF
68 n
CK
U 4030 B
RS 1
12 k
SWAMP
MIC 2
MIC 1
PRIV
GND
RDC
VD
PD
VL
GS
VC
10
RS2
430
CS
2.2
m
MIC 1
m
10
ZM
68 n
VMIC
VPRIV
CVD
MIC 2
RSWAMP
68
ID
15 V
1000
m
68 n
RIMP
1 k
47
m
VL
RL
600
100
m
IL