SI2400-KS Silicon Laboratories Inc, SI2400-KS Datasheet - Page 35

• Manufacturer Part Number: SI2400-KS
• Description: IC ISOMODEM SYSTEM-SIDE 16SOIC
• Manufacturer: Silicon Laboratories Inc
• Type: Integrated Global DAAr

Specifications of SI2400-KS

• 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 ~ 5.25 V
• Mounting Type: Surface Mount
• Product: Modem Chip
• Supply Voltage (min): 3 V
• Supply Current: 21 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: 336-1166 - BOARD EVAL FOR SI2400 ISOMODEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 336-1093

answer (e.g. 500 = 01) or Bellcore CID will function
normally.
Basic Command
ATDT<phone number>!7<tone pulse digits 0-9, B-
F><CR>
Result codes after dialing
t
,
r
b
c
S-Register
S2B
S2C
S2D
S2E
S1F
S36
S38
S39
Dial tone detected
Phone
intermessage time
Ringback tone detected
Busy tone detected
Handshake Tone detected in S39 (CDT)
Bits
7:5
4:0
7:0
7:0
7:0
7:0
7:6
5:4
3:2
1:0
6:5
4:2
1:0
7:0
7
number
Alarm 3
Alarm 1
Alarm 2
Name
DTTO
RTCT
IDKT
PON
DBD
HMT
KOT
SDL
POF
DCF
CDT
DTL
IMT
HF
IT
dialed—start
Reconfigured from ATTD in !7 mode.
Reconfigured from SDL in !7 mode to pulse interdigit time (5/3 ms units).
Kissoff timeout.
Intermessage timing.
Reconfigured from DTL in !7 mode to pulse on time (5/3 ms units).
Reconfigured from DTTO in !7 mode to pulse off time (5/3 ms units).
Reconfigured from RTLT in !7 mode to handshake end to data TX delay
(10 ms units).
Reconfigured from SKDTL in !7 mode.
Pulse off time.
Pulse on time.
Intermessage delay and Kissoff timeout.
Interdigit timing.
Only used in !7 mode.
Delay before data.
Data carrier frequency.
Handshake minimum tone.
Handshake frequency.
Reconfigured from CDT in !7 mode to handshake tone timeout.
Table 19. !7 Parameters
of
initial
Rev. 1.3
N
Result codes after “c” received
,
K
^
N
Message sent—start of intermessage time
Kissoff Tone detected in S36[3:2] (IDKT)
time window and present for S38[4:2] (HMT)
msec
Kissoff Tone not detected per above
Intermessage timeout defined in S36[3:2]
(IDKT) elapsed. A second message received
after the “,” is sent at this time.
time window and present for S38[4:2]
(HMT) msec
Handshake Tone not detected per above
Function
Si2400
35