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SI2401

V.22BIS ISOMODEM® WITH LOW-COST DAA

Silicon Laboratories 

Si2401/Si3008

Table 3. DC Characteristics*

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

Parameter

Symbol Test Condition Min Typ Max Unit

High Level Input Voltage

VIH

2.0

—

—

V

Low Level Input Voltage

VIL

—

—

0.8

V

High Level Output Voltage

VOH

IO = –2 mA

2.4

—

—

V

Low Level Output Voltage

VOL

IO = 1 mA

—

—

0.35

V

Low Level Output Voltage, GPIO1–4

VOL

IO = 10 mA

—

—

0.6

V

Input Leakage Current

IL

–10

—

10

µA

Pullup Resistance Pins 5,7,11,14

RPU

50

100

200

kΩ

Power Supply Current, Digital

ID

VD pin

—

10

15

mA

Power Supply Current, DSP Powerdown

ID

SEB[3] = 1

—

8

12

mA

Power Supply Current, Wake-On-Ring

ID

ATZ

—

7

10

mA

Power Supply Current, Total Powerdown

ID

SF1[5] =1,

—

100

—

µA

SF1[6] =1

*Note: Measurements are taken with inputs at rails and no loads on outputs.

TIP

+

600 Ω

Si3008 VTR

IL

10 μF

–

RING

Figure 1. Test Circuit for Loop Characteristics

Rev. 1.1

5

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