SI3018-F-FSR Silicon Laboratories Inc, SI3018-F-FSR Datasheet - Page 100

• Manufacturer Part Number: SI3018-F-FSR
• Description: Modem Chip Chipset 16-Pin SOIC T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of SI3018-F-FSR

• Package: 16SOIC
• Main Category: Chipset
• Sub-category: Data/Voice
• Typical Operating Supply Voltage: 3.3 V
• Power Supply Type: Digital
• Typical Supply Current: 8.5 mA
• Minimum Operating Supply Voltage: 3 V
• Maximum Operating Supply Voltage: 3.6 V
• Data Rate: 54.6875Kbps
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Pin Count: 16
• Mounting: Surface Mount
• Lead Free Status / Rohs Status: Compliant

Si3050 + Si3018/19
8. Pin Descriptions: Si3018/19
100
Pin #
10
12
13
11
1
2
3
4
5
6
7
8
9
Pin Name
VREG2
VREG
RNG1
RNG2
DCT
C1B
C2B
QE2
QE
QB
RX
SC
IB
Transistor Emitter.
Connects to the emitter of Q3.
DC Termination.
Provides dc termination to the telephone network.
Receive Input.
Serves as the receive side input from the telephone network.
Internal Bias.
Provides a bias voltage to the device.
Isolation Capacitor 1B.
Connects to one side of isolation capacitor C1. Used to communicate with the
system-side device.
Isolation Capacitor 2B.
Connects to one side of isolation capacitor C2. Used to communicate with the
system-side device.
Voltage Regulator.
Connects to an external capacitor to provide bypassing for an internal power supply.
Ring 1.
Connects through a resistor to the TIP lead of the telephone line. Provides the ring and caller
ID signals to the DAA.
Ring 2.
Connects through a resistor to the RING lead of the telephone line. Provides the ring and
caller ID signals to the DAA.
Voltage Regulator 2.
Connects to an external capacitor to provide bypassing for an internal power supply.
SC Connection.
Enables external transistor network. Should be tied through a 0  resistor to I
Transistor Emitter 2.
Connects to the emitter of Q4.
Transistor Base.
Connects to the base of transistor Q4.
VREG
RNG1
DCT
C1B
C2B
QE
RX
IB
1
2
3
4
5
6
7
8
Rev. 1.31
16
15
14
13
12
11
10
9
Description
DCT2
IGND
DCT3
QB
QE2
SC
VREG2
RNG2
GND
.