SI2493-C-FS Silicon Laboratories Inc, SI2493-C-FS Datasheet - Page 153
![IC ISOMODEM SYSTEM-SIDE 16SOIC](/photos/6/80/68073/16-soic__3_9mmwidth__sml.jpg)
SI2493-C-FS
Manufacturer Part Number
SI2493-C-FS
Description
IC ISOMODEM SYSTEM-SIDE 16SOIC
Manufacturer
Silicon Laboratories Inc
Specifications of SI2493-C-FS
Mfg Application Notes
SI2493/57/34/15/04, Appl Note AN93
Data Format
V.21, V.22, V.23, V.29, V.32, V.34, V.90, V.92, Bell 103, Bell 212A
Baud Rates
56k
Interface
UART
Voltage - Supply
3 V ~ 3.6 V
Mounting Type
Surface Mount
Package / Case
16-SOIC (3.9mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Price
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11
1
C27
12
C50
Y1
C26
2
C51
12
Note: Encircled references are described in the numbered paragraphs in Appendix A.
11
1
2
5
6
7
11
XTALI
XTALO
VDD3.3
GND
VDDA
U1 Si24HS
VDD3.3
VDDB
*Note: Do NOT use ferrite
beads in place of R12 and
R13.
GND
C1A
C1B
This is not a complete schematic. Only critical component placement and nets are drawn.
12
21
20
19
14
13
3A
C53
R12*
R13*
3C
C52
12
Figure 28. Illustrated Layout Guidelines+
2
3E
2
C1
C2
3B
4G
9C
4A
C5
C4
7B
+
3A
3E
4F
3E
R7
1
2
3
4
5
6
7
8
QE
DCT
RX
IB
C1B
C2B
VREG
RNG1
4C
4B
U2
9A
C7
R9
VREG2
RNG2
9B
Si3018
DCT2
IGND
DCT3
QE2
Rev. 0.9
QB
SC
3E
4F
10
16
15
14
13
12
11
10
9
9C
R2
3E
10
R8
4D
C6
9C
4E
6
5
8D
-
Q5
Q4
8C
8D
C3
+
D1
1
7B
FB2
FB1
Traces, pad sites and vias
enclosed in box are in the DAA
section, and must be separated
from all other circuits by 5 mm.
7C
2
C9
7A
7C 7B
C8
2
R16
R15
RV1
RING
TIP
AN93
153
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