XRP9710 datasheet(7/36 Pages) EXAR

7 / 36 page

XRP9710 and XRP9711

Dual 6A Programmable Power Module

7/36

Rev. 1.0.1

PWM GENERATORS AND OSCILLATOR

Parameter

Min.

Typ.

Max.

Units

Conditions

Switching Frequency (fsw)

Range, Channels 1 and 2

124

1230

kHz

See Applications Information

Switching Frequency (fsw)

Range, Channels 3 and 4

500

750

kHz

fsw Accuracy

–5

CLOCK IN

Synchronization Frequency

25.7

MHz

When synchronizing to an external clock

(Range 1)

CLOCK IN

Synchronization Frequency

12.8

15.5

MHz

When synchronizing to an external clock

(Range 2)

GPIOS3

Parameter

Min.

Typ.

Max.

Units

Conditions

Input Pin Low Level

0.8

Input Pin High Level

2.0

Input Pin Leakage Current

µA

Output Pin Low Level

0.4

ISINK = 1mA

Output Pin High Level

2.4

ISOURCE = 1mA

Output Pin High Level

3.3

3.6

ISOURCE = 0mA

Output Pin High-Z leakage

Current (GPIO pins only)

µA

Maximum Sink Current

Open Drain Mode

I/O Frequency

MHz

I/O configured for clock synchronization

input or output

Note 3: 3.3V CMOS logic compatible, 5V tolerant.

PSIOS4

Parameter

Min.

Typ.

Max.

Units

Conditions

Input Pin Low Level

0.8

Input Pin High Level

2.0

Input Pin Leakage Current

µA

Output Pin Low Level

0.4

ISINK = 3mA

Output Pin High Level

Open Drain. External pull-up resistor to

user supply

Output Pin High-Z leakage

Current (PSIO pins only)

µA

I/O Frequency

MHz

Note 4: 3.3V/5.0V CMOS logic compatible, maximum rating of 15.0V

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