73M1906B-IM/F Maxim Integrated Products, 73M1906B-IM/F Datasheet - Page 29

• Manufacturer Part Number: 73M1906B-IM/F
• Description: Interface - Specialized DAA-FXO VolP SYSTEM HOST SIDE
• Manufacturer: Maxim Integrated Products
• Type: MicroDAA with PCM Highwayr

Specifications of 73M1906B-IM/F

• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: TSSOP-20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DS_1x66B_001
Maintain 2.5 mm Spacing Between
Line and Host Side Components
Rev. 1.6
C33
1nF
PCM TX
SPI CSB
SPI CLK
INTB
SPI OUT
SPI IN
SDITHRU
RSTB
PCM FS
PCM RX
AOUT
PCM CLKIN
PCM CLKO
VCC
VCC
VCC
3.3uF
C45
+
0.1uF
C31
174, 1%
R10
21
20
19
18
17
16
15
14
13
12
11
MMBTA06
VNS
0.1uF
DR
CS
SCLK
INT
VND
SDO
SDI
SDIT
RST
VPT
PRP
C12
Q5
1
73M1866B
3.3uF
C21
C37
0.01uF
+
17.4K, 1%
R6
C38
0.1uF
M20PB
VCC
52.3K, 1%
C13
15pF
C14
15pF
C17
0.1uF
DCS
DCG
RGN
RGP
OFH
SCP
VNX
DCI
MID
VPX
R8
1
2
Figure 13: Recommended Circuit for the 73M1866B
Isolation Barrier
32
33
34
35
36
37
38
39
40
41
42
U1
R9
21K, 1%
T1
Pulse Transf ormer
4
3
C30
1nF
C7
4.7uF, 25V
+
4.7uF
VNS
C8
C20
1nF
C26
1nF
C43
1nF
D1
MMSZ4710T1*
C9
0.22uF
C10
0.22uF
R12
5.1K
C24
NC (as needed, 3KV)
C4
10uF
+
1M, 0805
R66
MMBTA42
0.1uF
R5
8.2
C48
1M, 0805
Q3
1
VNS
R68
R11
3K
100K*
R69
R65
200
1
MMBTA92
R58
Q4
C39
5.6nF
R3 412K, 1%
240
C49
100pF
C1
0.022uF, 200V
C3
0.022uF, 200V
1
1
R2
10M
Q7
MMBTA42
Q6
BCP56
R4
100K, 1%
1
+
BR1
HD04
73M1866B/73M1966B Data Sheet
220pF, 300V
VNS
NOTE: GND for C35 and C36 should be on
the host side of the barrier
-
2
C41
C35
C36
L1
220pF, 3kV
220pF, 3kV
L2
P3100SBRP
2 kOhm@100MHz
2 kOhm@100MHz
E1
F1
TRF600-150
29
RING
TIP