SI2493-C-FT Silicon Laboratories Inc, SI2493-C-FT Datasheet - Page 168

• Manufacturer Part Number: SI2493-C-FT
• Description: 56 KBPS, V.92 ISOMODEM SYSTEM-SIDE - LEAD-FREE TSSOP 0 TO 7
• Manufacturer: Silicon Laboratories Inc

Specifications of SI2493-C-FT

• 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: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AN93
Reference Design
The Si3008 requires fewer peripheral components (in particular, fewer expensive high-voltage transistors) than the
Si3010. Table 108 compares the Si3010 and Si3008 peripheral component requirements.
168
25
20
15
10
5
0
0
Resistors 1/16 W
Resistors 3/4 W
Capacitors (NP)
Capacitors (polar)
Y2 capacitors
Diode bridge
Zener diodes
pnp transistors
npn transistors
Ferrite beads
SiDactor
Crystal
Total Components
Table 108. Si3018/10 vs. Si3008 Peripheral Component Requirements
20
Component
40
Figure 36. DC/IV Characteristics
60
Lo o p Cu r r e n t (m A)
80
Rev. 0.9
D C IV
100
Si3010
41
11
9
3
1
4
1
1
1
4
4
1
1
120
140
Si3008
12
39
2
9
0
4
1
2
1
2
4
1
1
160
180