SI2457-C-FT Silicon Laboratories Inc, SI2457-C-FT Datasheet - Page 26
SI2457-C-FT
Manufacturer Part Number
SI2457-C-FT
Description
IC ISOMODEM SYSTEM-SIDE 24TSSOP
Manufacturer
Silicon Laboratories Inc
Specifications of SI2457-C-FT
Package / Case
24-TSSOP
Mfg Application Notes
SI2493/57/34/15/04, Appl Note AN93
Data Format
V.21, V.22, V.23, V.32, V.34, V.90, Bell 103, Bell 212A
Baud Rates
56k
Interface
Parallel, UART
Voltage - Supply
3 V ~ 3.6 V
Mounting Type
Surface Mount
Operating Frequency
4.92 MHz
Supply Voltage (max)
3.6 V
Supply Voltage (min)
3 V
Supply Current
26 mA
Operating Temperature Range
0 C to + 70 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SI2457-C-FT
Manufacturer:
Silicon Labs
Quantity:
135
Company:
Part Number:
SI2457-C-FT
Manufacturer:
MURATA
Quantity:
10 122
Part Number:
SI2457-C-FTR
Manufacturer:
SILTCON
Quantity:
20 000
Si2457/34/15/04
+GCI = X
+GCI?
+GCI = ?
26
Command
Table 10. Basic AT Command Set (Command Defaults in Bold) (Continued)
Country settings - Automatically configure all registers for a particular country.
X
0
9
A
F
16
1B
20
26
27
2E
31
35
3C
3D
42
46
50
51
53
57
58
59
61
69
6C
73
7B
7E
82
87
89
8A
8B
9C
9F
A0
A5
A6
B8
B4
B5
FE
Note: U-registers are configured to Silicon Laboratories’ recommended values. The +GCI command
List current country code setting (response is: + GCI:<setting>)
List all possible country code settings.
resets the U-registers and the S7 and S6 S-registers to default values before setting country-
specific values. Changes may be made by writing individual registers after sending the AT+GCI
command. Refer to “AN93: Modem Designer’s Guide” for details.
Country
Japan
Australia
Austria
Belgium
Brazil
Bulgaria
Canada
China
Columbia
Czech Republic
Denmark
Ecuador
Finland
France
Germany
Greece
Hong Kong
Hungary
India
Ireland
Israel
Italy
South Korea
Luxembourg
Malaysia
Mexico
Netherlands
New Zealand
Norway
Paraguay
Philippines
Poland
Portugal
Singapore
South Africa
Spain
Sweden
Switzerland
Russia
United Kingdom
United States
Taiwan
Rev. 1.1
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