MT8930CE Zarlink Semiconductor, MT8930CE Datasheet - Page 30

• Manufacturer Part Number: MT8930CE
• Description: Description = 4 Wire Full-duplex 2B+D (192Kb/s) Data Format Isdn S And T Subscriber Network Interface Circuit With Controllerless Mode ;; Package Type = Pdip ;; No. Of Pins = 28
• Manufacturer: Zarlink Semiconductor

MT8930C
30
MT8930C
MT8930C
V
V
LRx
LRx
V
LTx
V
LTx
V
V
Bias
Bias
DD
DD
SS
SS
V
V
V
V
DD
Figure 21 - ETS 300-012 NT & TE Line Interface for VAC X027 or X028
DD
Figure 22 - ETS 300-012 NT & TE Line Interface for VAC X029 or X030
DD
DD
+
+
C2
C2
C1
C1
C4
C4
C3
C3
D5
D5
D6
D6
R1
R1
V
V
V
V
DD
DD
DD
DD
D1
D2
D1
D2
D3
D4
D3
D4
K1
K1
K1
K1
1
2
3
3
2
1
6
1
1
6
D7
D7
K1
K1
T1
T1
T2
T2
V
V
DD
DD
5
3
4
5
6
6
5
4
4
3
5
2
2
4
R2
R2
R3
R3
6
7
9
10
6
7
9
10
L1
L1
Parts List:
C1, 3 = 0.1µF Ceramic
C2 = 10µF Tantalum
C4 = 22pF
D1-4 = IN914
D5, 6 = IN270 Germanium or
D7 = IN4003
K1 = 2 Form A or C Relay
L1 = VAC N4025-X034
R1 = 3k01 1%
R2,3 = 100Ω
T1, 2 = VAC T60403-L4096-
X027 or VAC T60403-L4096-
X028
Parts List:
C1, 3 = 0.1µF Ceramic
C2 = 10µF Tantalum
C4 = 22pF
D1-4 = IN914
D5, 6 = IN270 Germanium or
D7 = IN4003
K1 = 2 Form A or C Relay
L1 = VAC N4025-X034
R1 = 3k01 1%
R2,3 = 100Ω
T1, 2 = VAC T60403-L4096-
X029 or VAC T60403-L4096-
X030
(Aromat TQ2E-5V)
(Aromat TQ2E-5V)
MBD301 Schottky
MBD301 Schottky
5
4
2
1
5
4
2
1
Data Sheet
1%
1%
Rx+
Rx+
Tx+
Tx+
Rx-
Rx-
Tx-
Tx-