SI3232 View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

SI3232

DUAL PROGRAMMABLE CMOS SLIC WITH LINE MONITORING

Silicon Laboratories 

Si3232

Table 8. DC Characteristics, VDDA = VDDD = VCC = 3.3 V

(VDD, VDD1–VDD4 = 3.13 V to 3.47 V, TA = 0 to 70 °C for K-Grade, –40 to 85 °C for B-Grade)

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

High Level Input

VIH

Voltage

0.7 x VDD

—

3.47

V

Low Level Input Voltage VIL

High Level Output

VOH

Voltage

IO = 4 mA

—

—

0.3 x VDD

V

VDD – 0.6

—

—

V

Low Level Output

Voltage

VOL

SDO, INT, SDITHRU

IO = –4 mA

—

—

0.4

V

BATSELa/b, GPOa/b:

IO = –40 mA

—

—

0.72

V

SDITHRU Internal

Pullup Resistance

35

50

—

kΩ

GPO Relay Driver

Source Impedance

ROUT

VDD1–VDD4 = 3.13 V,

IO < 28 mA

—

63

—

Ω

GPO Relay Driver Sink

RIN

Impedance

VDD1–VDD4 = 3.13 V,

IO < 85 mA

—

11

—

Ω

Input Leakage Current

IL

—

—

±10

µA

Note: All timing (except Rise and Fall time) is referenced to the 50% level of the waveform. Input test levels are VIH = VDD –

0.4 V, VIL = 0.4 V. Rise and Fall times are referenced to the 20% and 80% levels of the waveform.

Table 9. Switching Characteristics—General Inputs

(VDD, VDD1–VDD4 = 3.13 to 3.47 V, TA = 0 to 70 °C for K-Grade, –40 to 85 °C for B-Grade, CL = 20 pF)

Parameter

Symbol

Min

Typ

Max

Unit

Rise Time, RESET

RESET Pulse Width*

tr

—

—

5

ns

trl

500

—

—

ns

RESET Pulse Width*, SDI Daisy Chain Mode

trl

6

—

—

µs

*Note: The minimum RESET pulse width assumes the SDITHRU pin is tied to ground via a pulldown resistor no greater than

10 kΩ per device.

12

Preliminary Rev. 0.96

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