SI2415-C-FT Silicon Laboratories Inc, SI2415-C-FT Datasheet - Page 4

• Manufacturer Part Number: SI2415-C-FT
• Description: Modem Chip Chipset 56Kbps 24-Pin TSSOP
• Manufacturer: Silicon Laboratories Inc

Specifications of SI2415-C-FT

• Package: 24TSSOP
• Main Category: Chipset
• Sub-category: ISOmodem
• Maximum Data Rate: 56 Kbps
• Transmission Media Type: Wire
• Typical Operating Supply Voltage: 3 V
• Power Supply Type: Digital
• Typical Supply Current: 80 mA
• Maximum Operating Supply Voltage: 3.6 V
• Mfg Application Notes: SI2493/57/34/15/04, Appl Note AN93
• Data Format: V.21, V.22, V.23, V.29, V.32, Bell 103, Bell 212A
• Baud Rates: 14.4k
• Interface: Parallel, UART
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 1. Recommended Operating Conditions
Si2457/34/15/04
1. Electrical Specifications
4
Parameter
Ambient Temperature
Si2457/34/15/04 Supply Voltage,
Digital
Notes:
Table 2. Loop Characteristics
(V
Parameter
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
DC Termination Voltage
On-Hook Leakage Current
Operating Loop Current
Operating Loop Current
DC Ring Current
Ring Detect Voltage
Ring Detect Voltage
Ring Frequency
Ringer Equivalence Number
Notes:
D
1. The Si2457/34/15/04 specifications are guaranteed when the typical application circuit (including component tolerance)
2. All minimum and maximum specifications are guaranteed and apply across the recommended operating conditions.
3. The digital supply, V
=
1. ILIM = U67, bit 9; DCV = U67, bits 3:2; MINI = U67, bits 13:12; DCR = U67, bit 7; RT = U67, bit 0.
2. The ring signal is guaranteed to not be detected below the minimum. The ring signal is guaranteed to be detected
3
3.0 to 3.6 V, T
and any Si2457/34/15/04 and any Si3018 are used. See "2. Typical Application Schematic" on page 10.
Typical values apply at nominal supply voltages and an operating temperature of 25 °C unless otherwise stated.
supports 3.3 V logic only).
above the maximum.
1
A
=
2
2
0 to 70 °C for F-grade, T
D
, operates from 3.0 to 3.6 V. The Si2457/34/15/04 interface supports 5 V logic (CLKIN/XTALI
Symbol
REN
V
V
V
V
V
V
V
V
V
I
I
I
F
LK
LP
LP
RD
RD
TR
TR
TR
TR
TR
TR
TR
R
Symbol
V
T
DC current flowing through ring
A
DCV = 00, MINI = 11, DCR = 0
DCV = 00, MINI = 11, DCR = 0
DCV = 11, MINI = 00, DCR = 0
DCV = 11, MINI = 00, DCR = 0
DCV = 11, MINI = 00, DCR = 0
DCV = 11, MINI = 00, DCR = 0
DCV = 11, MINI = 00, DCR = 0
A
D
= –40 to +85 °C for G-grade)
I
I
I
L
L
I
L
I
I
I
MINI = 00, ILIM = 0
MINI = 00, ILIM = 1
L
L
L
L
detection circuitry
= 120 mA, ILIM = 0
= 120 mA, ILIM = 0
= 20 mA, ILIM
Test Condition
= 20 mA, ILIM = 0
= 20 mA, ILIM = 1
= 60 mA, ILIM = 1
= 50 mA, ILIM = 1
Rev. 1.1
V
Test Condition
TR
RT = 0
RT = 1
= –48 V
G-grade
F-grade
1
= 0
Min
–40
3.0
0
Min
40
10
10
12
18
15
—
—
—
—
—
—
—
9
9
2
Typ
3.3
25
25
Typ
1.5
15
21
—
—
—
—
—
—
—
—
—
—
—
—
Max
Max
120
6.0
7.5
7.5
0.2
3.6
70
85
—
—
—
40
60
18
25
68
5
3
2
V
V
Unit
mA
mA
Unit
µA
µA
Hz
RMS
RMS
V
V
V
V
V
V
V
°C
V