Datasheet > 33879_08

33879_08

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
飞思卡尔 - FREESCALE		开关
页数	文件大小	规格书
25页	686K
描述
Configurable Octal Serial Switch with Open Load Detect Current Disable

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33879_08 数据手册

PIN CONNECTIONS

GND

VDD

IN6

VPWR

GND

IN5

SCLK

Figure 3. 33879 Pin Connections

Table 2. 33879 Pin Definitions

A functional description of each pin can be found in the Functional Pin Description section beginning on page 15.

Pin Number Pin Name

Formal Name

Definition

Function

Ground

Input

GND

VDD

Ground

Digital ground.

Logic Supply

Voltage

Logic supply for SPI interface. With V

mode.

low the device will be in Sleep

Output

Source Output 8

Not Connected

Output 8 MOSFET source pin.

No internal connection to this pin.

4, 8, 9,

24, 25, 30

Connection

Output

Input

Drain Output 8

Source Output 2

Drain Output 2

Source Output 1

Drain Output 1

Drain Output 6

Source Output 6

Command Input 6

Enable Input

Output 8 MOSFET drain pin.

Output 2 MOSFET source pin.

Output 2 MOSFET drain pin.

Output 1 MOSFET source pin.

Output 1 MOSFET drain pin.

Output 6 MOSFET drain pin.

Output 6 MOSFET source pin.

IN6

SCLK

PWM direct control input pin for output 6. IN6 is “OR” with SPI bit.

IC Enable. Active high. With EN low, the device is in Sleep mode.

SPI control clock input pin.

Input

Clock

Input

SPI Clock

Serial Data Input

SPI Chip Select

SPI control data input pin from MCU to the 33879. Logic [1] activates output.

SPI control chip select input pin from MCU to the 33879. Logic [0] allows

data to be transferred in.

Input

IN5

Input

Command Input 5

Source Output 5

Drain Output 5

Drain Output 3

PWM direct control input pin for output 5. IN5 is “OR” with SPI bit.

Output 5 MOSFET source pin.

Output

Output 5 MOSFET drain pin.

Output 3 MOSFET drain pin.

33879

Analog Integrated Circuit Device Data

Freescale Semiconductor

1 2 345 6 7...25

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