SI2457 datasheet(7/74 Pages) SILABS

номер детали	SI2457

подробное описание детали	V.90, V.34, V.32BIS, V.22BIS ISOMODEM WITH GLOBAL DAA

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Si2457/34/15/04

Rev. 1.0

7

Table 5. Absolute Maximum Ratings

Parameter

Symbol

Value

Unit

DC Supply Voltage

VD

4.1

V

Input Current, Si2457/34/15/04 Digital

Input Pins

IIN

±10

mA

Digital Input Voltage

VIND

–0.3 to 5.3

V

CLKIN/XTALI Input Voltage

VXIND

–0.3 to (VD + 0.3)

V

Operating Temperature Range

TA

–10 to 100

°C

Storage Temperature Range

TSTG

–40 to 150

°C

Note: Permanent device damage may occur if the above absolute maximum ratings are exceeded. Functional operation

should be restricted to the conditions as specified in the operational sections of this data sheet. Exposure to absolute

maximum rating conditions for extended periods may affect device reliability.

Table 6. Switching Characteristics

(VD = 3.0 to 3.6 V, TA = 0 to 70 °C for F-Grade)

Parameter

Symbol

Min

Typ

Max

Unit

CLKOUT Output Clock Frequency

2.048

—

49.152

MHz

Baud Rate Accuracy

tBD

–1

—

1

%

Start Bit

↓ to RTS ↓

tRTH

—1/(2 x Baud

Rate)

—ns

CTS or RTS

↑ High to Start Bit↓

tRTS

10

—

ns

Stop Bit

↑ to CTS ↑

tCTH

———

ns

RESET

↓ to RESET ↑

tRS

5.0

—

ms

RESET

↑ to 1st AT Command

tAT

300

—

ms

Address Setup

tAS

15

—

ns

Address Hold

tAH

0—

—

ns

WR Low Pulse Width

tWL

50

—

ns

Write Data Setup Time

tWDSU

20

—

ns

Write Cycle Time

tWC

120

—

ns

Chip Select Setup

tCSS

10

—

ns

Chip Select Hold

tCSH

0—

—

ns

RD Low Pulse Width

tRL

50

—

ns

RD Low to Data Driven Time

tRLDD

—

20

ns

Data Hold

tDH

10

—

ns

RD High to Hi-Z Time

tDZ

—

30

ns

Read Cycle Time

tRC

120

—

ns

Note: All timing is referenced to the 50% level of the waveform. Input test levels are VIH =VD – 0.4 V, VIL =0.4 V

Аналогичный номер детали - SI2457

производитель	номер детали	датащи	подробное описание детали
Silicon Laboratories	SI2457	234Kb / 2P	Broadband AND Voice Telephony Solutions
Skyworks Solutions Inc.	SI2457	1,014Kb / 60P	V.90, V.34, V.32BIS, V.22BIS ISOMODEM® WITH GLOBAL DAA Rev. 1.3
Skyworks Solutions Inc.	SI2457-D-FS	1,014Kb / 60P	V.90, V.34, V.32BIS, V.22BIS ISOMODEM® WITH GLOBAL DAA Rev. 1.3
Silicon Laboratories	Si2457-D-FS18-EVB	684Kb / 36P	Evaluation Board Rev 5.0 for the Si2493/57/34/15/04
Skyworks Solutions Inc.	SI2457-D-FT	1,014Kb / 60P	V.90, V.34, V.32BIS, V.22BIS ISOMODEM® WITH GLOBAL DAA Rev. 1.3

More results

Аналогичное описание - SI2457

производитель	номер детали	датащи	подробное описание детали
Skyworks Solutions Inc.	SI2457	1,014Kb / 60P	V.90, V.34, V.32BIS, V.22BIS ISOMODEM® WITH GLOBAL DAA Rev. 1.3
Silicon Laboratories	SI2456	1Mb / 86P	V.90, V.34, V.32BIS ISOMODEM??WITH INTEGRATED GLOBAL DAA
List of Unclassifed Man...	SI2433-FT	829Kb / 74P	V.90, V.34, V.32BIS ISOMODEM CHIPSET WITH INTEGRATED GLOBAL DAA
	SI2400	1Mb / 76P	V.22BIS ISOMODEM??WITH INTEGRATED GLOBAL DAA
	SI2401	935Kb / 74P	V.22BIS ISOMODEM WITH INTEGRATED GLOBAL DAA
Skyworks Solutions Inc.	SI2401	2Mb / 75P	V.22BIS ISOMODEM® WITH INTEGRATED GLOBAL DAA Revision 0.7 to Revision 0.9
Silicon Laboratories	SI2456-FT	829Kb / 74P	V.90, V.34, V.32BIS ISOMODEM짰 CHIPSET WITH INTEGRATED GLOBAL DAA
Silicon Laboratories	SI2494	449Kb / 70P	V.92 AND V.34 ISOMODEM WITH GLOBAL DAA
Skyworks Solutions Inc.	SI2494	1Mb / 70P	V.92 AND V.34 ISOMODEM® WITH GLOBAL DAA Rev. 1.0
Silicon Laboratories	SI2401-FSR	751Kb / 72P	V.22BIS ISOMODEM WITH LOW-COST DAA

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