SI2401-FS Silicon Laboratories Inc, SI2401-FS Datasheet - Page 59

• 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

SEC (RVC1). Ring Validation Control 1
Reset settings = 1000_1000 (0x88)
Bit
6:4
3:1
Name
7
0
Type
Bit
RDLY[2:0]
Reserved
RCC[2:0]
RNGV
Name
RNGV
R/W
D7
Ring Validation Enable.
0 = Ring validation feature is disabled.
1 = Ring validation feature is enabled in both normal operating mode and low-
power mode.
Ring Delay.
These bits set the amount of time between when a ring signal is validated and when a
valid ring signal is indicated.
RDLY[2:0]
000
001
010
.
.
.
111
Ring Confirmation Count.
These bits set the amount of time that the ring frequency must be within the tolerances
set by the RAS[5:0] bits and the RMX[3:0] bits to be classified as a valid ring signal.
RCC[2:0]
000
001
010
011
100
101
110
111
This bit must always be written to zero.
D6
RDLY[2:0]
R/W
0 ms
1792 ms
Ring Confirmation Count Time
100
150
200
256
384
512
640
1024
D5
256 ms
512 ms
Delay
m
m
m
m
m
m
m
m
s
s
s
s
s
s
s
s
Rev. 1.0
D4
Function
D3
RCC[2:0]
R/W
D2
D1
Si2401
D0
59