SI2401-FSR Silicon Laboratories Inc, SI2401-FSR Datasheet - Page 50

• Manufacturer Part Number: SI2401-FSR
• Description: Telecom Line Management ICs 2400b/s System Side 3rd Gen DAA Tech
• Manufacturer: Silicon Laboratories Inc
• Type: Integrated Global DAAr

Specifications of SI2401-FSR

• Product: Modem Module
• Supply Voltage (min): 3 V
• Supply Current: 15 mA
• Maximum Operating Temperature: + 100 C
• Minimum Operating Temperature: - 10 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Si2401/Si3008
SE3 (GPD). GPIO Data
Reset settings = 0000_0000 (0x00)
SE4 (CF5). Chip Functions 5
Reset settings = 0000_0000 (0x00)
50
Bit
7:4
Bit
2:0
3
2
1
0
7
6
5
4
3
Name
Type
Name
Type
Bit
Bit
Reserved
Reserved
Reserved
Name
GPD4
GPD3
GPD2
GPD1
Name
NBCK
SBCK
GPE
DRT
NBCK
D7
D7
R
Read returns zero.
GPIO4 Data.
Data = 0
Data = 1
GPIO3 Data.
Data = 0
Data = 1
GPIO2 Data.
Data = 0
Data = 1
GPIO1 Data.
Data = 0
Data = 1
9600 Baud Clock (Read Only).
600 Baud Clock (Read Only).
Data Routing.
0 = Data mode, DSP output transmitted to line, line received by DSP input.
1 = Loopback mode, TXD through microcontroller (DSP) to RXD.
Read returns zero.
GPIO1 Enable.
0 = Disable.
1 = Enable GPIO1 to be HDLC end-of-frame flag.
Read returns zero.
SBCK
D6
D6
R
DRT
D5
R/W
D5
Rev. 1.1
D4
D4
Function
Function
GPD4
R/W
GPE
R/W
D3
D3
GPD3
R/W
D2
D2
GPD2
R/W
D1
D1
GPD1
R/W
D0
D0