SI2401-FS Silicon Laboratories Inc, SI2401-FS Datasheet - Page 9

• Manufacturer Part Number: SI2401-FS
• Description: IC ISOMODEM SYSTEM-SIDE 16SOIC
• Manufacturer: Silicon Laboratories Inc
• Type: Integrated Global DAAr

Specifications of SI2401-FS

• Package / Case: 16-SOIC (3.9mm Width)
• Data Format: V.21, V.22, V.23, Bell 103, Bell 212A
• Baud Rates: 2.4k
• Interface: UART
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Product: Modem Chip
• Supply Voltage (min): 3 V
• Supply Current: 15 mA
• Maximum Operating Temperature: + 100 C
• Minimum Operating Temperature: - 10 C
• Mounting Style: SMD/SMT
• Package: 16SOIC
• Main Category: Chipset
• Sub-category: ISOmodem
• Maximum Data Rate: 2.4 Kbps
• Typical Operating Supply Voltage: 3.3 V
• Power Supply Type: Digital
• Typical Supply Current: 10 mA
• Minimum Operating Supply Voltage: 3 V
• Maximum Operating Supply Voltage: 3.6 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 336-1167 - BOARD EVAL SI2401 UART INTERFACE
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 336-1095

Table 6. Switching Characteristics
(V
Parameter
Baud Rate Accuracy
CTS ↓ Active to Start Bit↓
RESET Pulse Width
RESET ↑ to TXD ↓
Note: All timing is referenced to the 50% level of the waveform. Input test levels are V
D
8-Bit Data
Mode (Default)
9-Bit Data
Mode
8-Bit Data
Mode (Default)
9-Bit Data
Mode
CTS
= 3.0 to 3.6 V, T
RXD
RXD
TXD
TXD
t
csb
RESET
Note: Baud rates (programmed through register SE0) are as follows: 300,1200, 2400, 9600, 19200,
38400, 115200, and 307200 Hz.
TXD
t
sbc
A
Start
Start
Start
Start
= 0 to 70 °C
Figure 2. Asynchronous UART Serial Interface Timing Diagram
D0
D0
D0
D0
for F-Grade
D1
D1
D1
D1
)
Symbol
t
t
rs
rl
t
D2
D2
D2
D2
csb
t
t
rs
rl
Transmit Timing
Receive Timing
Rev. 1.0
D3
D3
D3
D3
Min
–1
10
1
3
D4
D4
D4
D4
D5
D5
D5
D5
Typ
—
—
—
—
IH
= 2.0 V, V
D6
D6
D6
D6
IL
D7
D7
D7
D7
Max
= 0.8 V
—
—
—
1
Stop
Stop
D8
D8
Si2401
Stop
Stop
Unit
ms
ms
ns
%
9