SI2456 datasheet(5/86 Pages) SILABS

Nome de Peças	SI2456

Descrição Electrónicos	V.90, V.34, V.32BIS ISOMODEM??WITH INTEGRATED GLOBAL DAA

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Si2456/Si2433/Si2414

Rev. 0.9

5

Table 2. DAA Loop Characteristics

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

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

DC Termination Voltage

VTR

IL =20mA, ACT1 =1

DCT = 11 (CTR21)

——

7.5

V

DC Termination Voltage

VTR

IL = 42 mA, ACT = 1

DCT = 11 (CTR21)

—

14.5

V

DC Termination Voltage

VTR

IL = 50 mA, ACT = 1

DCT = 11 (CTR21)

——

40

V

DC Termination Voltage

VTR

IL = 60 mA, ACT = 1

DCT = 11 (CTR21)

40

—

V

DC Termination Voltage

VTR

IL = 20 mA, ACT = 0

DCT = 01 (Japan)

——

6.0

V

DC Termination Voltage

VTR

IL = 100 mA, ACT = 0

DCT = 01 (Japan)

9—

—

V

DC Termination Voltage

VTR

IL = 20 mA, ACT = 0

DCT = 10 (FCC)

——

7.5

V

DC Termination Voltage

VTR

IL = 100 mA, ACT = 0

DCT = 10 (FCC)

9—

—

V

On-Hook Leakage Current

ILK

VTR = –48 V

—

7

µA

Operating Loop Current

ILP

FCC/Japan Modes

13

—

120

mA

Operating Loop Current

ILP

CTR21

13

—

60

mA

DC Ring Current2

DC flowing through

ring detection circuitry

——

7

µA

Ring Detect Voltage3

VRD

RT = 0

11

—

22

Vrms

Ring Detect Voltage3

VRD

RT = 1

17

—

33

Vrms

Ring Frequency

FR

15

—

68

Hz

Ringer Equivalence Number4

REN

—

0.2

Notes:

1. ACT = U67, bit 5; DCT = U67, bits 3:2; RT = U67, bit 0; RZ = U67, bit 1.

2. R25 and R26 installed.

3. The ring signal is guaranteed to not be detected below the minimum. The ring signal is guaranteed to be detected

above the maximum.

4. C15, R14, Z2, and Z3 not installed. RZ = 0.

Nº de peça semelhante - SI2456

Fabricante Electrônico	Nome de Peças	Folha de dados	Descrição Electrónicos
Silicon Laboratories	SI2456	829Kb / 74P	V.90, V.34, V.32BIS ISOMODEM짰 CHIPSET WITH INTEGRATED GLOBAL DAA
List of Unclassifed Man...	SI2456	829Kb / 74P	V.90, V.34, V.32BIS ISOMODEM CHIPSET WITH INTEGRATED GLOBAL DAA
Silicon Laboratories	SI2456-FT	829Kb / 74P	V.90, V.34, V.32BIS ISOMODEM짰 CHIPSET WITH INTEGRATED GLOBAL DAA

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Descrição semelhante - SI2456

Fabricante Electrônico	Nome de Peças	Folha de dados	Descrição Electrónicos
List of Unclassifed Man...	SI2433-FT	829Kb / 74P	V.90, V.34, V.32BIS ISOMODEM CHIPSET WITH INTEGRATED GLOBAL DAA
Silicon Laboratories	SI2457	971Kb / 74P	V.90, V.34, V.32BIS, V.22BIS ISOMODEM WITH GLOBAL DAA
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-FT	829Kb / 74P	V.90, V.34, V.32BIS ISOMODEM짰 CHIPSET WITH INTEGRATED GLOBAL DAA
List of Unclassifed Man...	SI2401	935Kb / 74P	V.22BIS ISOMODEM WITH INTEGRATED GLOBAL DAA
Silicon Laboratories	SI2494	449Kb / 70P	V.92 AND V.34 ISOMODEM WITH GLOBAL DAA
List of Unclassifed Man...	SI2400	1Mb / 76P	V.22BIS ISOMODEM??WITH INTEGRATED GLOBAL DAA
Skyworks Solutions Inc.	SI2494	1Mb / 70P	V.92 AND V.34 ISOMODEM® WITH GLOBAL DAA Rev. 1.0
	SI2401	2Mb / 75P	V.22BIS ISOMODEM® WITH INTEGRATED GLOBAL DAA Revision 0.7 to Revision 0.9
	SI2493D	1,020Kb / 60P	V.92 ISOMODEM® WITH GLOBAL DAA Revision 0.91 to Revision 1.0

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