Datasheet > F71872F

F71872F

更新时间： 2022-11-02 18:04:17

品牌	Logo	应用领域
精拓 - FINTEK		监控 PC
页数	文件大小	规格书
115页	3055K
描述
Super H/W Monitor + LPC IO

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中文翻译

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数据手册

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F71872F 数据手册

F71872

capability.

I/OD_12t

- TTL level bi-directional pin, Open-drain outpu with 12 mA sink capability.

I/OD_12ts5V

- TTL level bi-directional pin and schmitt trigger, Open-drain output with 12 mA sink capability,

5V tolerance.

I/O_12ts5V

- TTL level bi-directional pin and schmitt trigger with 12 mA sink capability, 5V tolerance.

- TTL level bi-directional pin, Open-drain outpu with 16 mA sink capability, 5V tolerance.

I/OD_16t,5V

I/O_8t-u47,5V- TTL level bi-directional pin with 8 mA sink capability, pull-up 47k ohms, 5V tolerance.

O₁₂

- Output pin with 12 mA source-sink capability.

- Output pin(Analog).

AOUT

OD₁₂

- Open-drain output pin with 12 mA sink capability.

OD_16-u10,5V- Open-drain output pin with 16 mA sink capability, pull-up 10k ohms, 5V tolerance.

OD₂₄

IN_t5V

IN_ts

- Open-drain output pin with 24 mA sink capability.

- TTL level input pin,5V tolerance.

- TTL level input pin and schmitt trigger.

- TTL level input pin and schmitt trigger, 5V tolerance.

- Input pin(Analog).

IN_ts5V

AIN

- Power.

5.1 Power Pin

Pin No.

Pin Name

VCC

VSB

Type

Description

4,35,99

Power supply voltage input with 3.3V

Stand-by power supply voltage input 3.3V

Battery voltage input

VBAT

AGND(D-)

GND

Analog GND

Digital GND

15,50,74, 117

5.2 LPC Interface

Pin No.

Pin Name

LRESET#

LDRQ#

SERIRQ

LFRAM#

Type

IN_ts

O₁₂

I/O_12t

IN_ts

PWR

VCC

Description

Reset signal. It can connect to PCIRST# signal on the host.

Encoded DMA Request signal.

Serial IRQ input/Output.

Indicates start of a new cycle or termination of a broken

cycle.

41-44

LAD[3:0]

I/O_12t

VCC

These signal lines communicate address, control, and data

information over the LPC bus between a host and a

peripheral.

PCICLK

CLKIN

IN_ts

VCC

33MHz PCI clock input.

System clock input. According to the input frequency

24/48MHz.

July, 2007

V0.28P

1...6 7 8910 11 12...115

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