參數(shù)資料
型號: MC33975ATEK
廠商: Freescale Semiconductor
文件頁數(shù): 27/32頁
文件大?。?/td> 0K
描述: IC SWITCH DETECT MULT 32-SOIC
標(biāo)準(zhǔn)包裝: 42
應(yīng)用: 開關(guān)監(jiān)控
接口: SPI 串行
封裝/外殼: 32-BSOP(0.295",7.50mm 寬)裸露焊盤
供應(yīng)商設(shè)備封裝: 32-SOICW 裸露焊盤
包裝: 管件
安裝類型: 表面貼裝
Analog Integrated Circuit Device Data
4
Freescale Semiconductor
33975
PIN CONNECTIONS
PIN CONNECTIONS
Figure 3. 33975 Pin Connections
Table 2. Pin Definitions
A functional description of each Pin can be found in the Functional Pin Description section on page 12.
Pin
Pin Name
Formal Name
Description
1
GND
Ground
Ground for logic, analog, and switch-to-battery inputs
2
SI
SPI Slave In
SPI control data input pin from MCU to 33975
3
SCLK
Serial Clock
SPI control clock input pin
4
CS
Chip Select
SPI control chip select input pin from MCU to 33975. Logic [0] allows data to be
transferred in
5–8
25–28
SPn
Programmable Switches 0–3
Programmable Switches 4–7
Programmable switch-to-battery or switch-to-ground input pins
9–15,
18–24
SGn
Switch-to-Ground Inputs 0–6
Switch-to-Ground Inputs 13–7
Switch-to-ground input pins
16
VPWR
Battery Input
Battery supply input pin. This pin requires external reverse battery protection.
17
WAKE
Wake-up
Open drain wake-up output is designed to control a power supply enable pin
29
INT
Interrupt
Open-drain output to MCU is used to indicate input switch change of state
30
AMUX
Analog Multiplex Output
Analog multiplex output
31
VDD
Voltage Drain Supply
3.3/5.0 V supply sets SPI communication level for the SO driver
32
SO
SPI Slave Out
Provides digital data from 33975 to the MCU
SO
1
SP7
SP6
SP5
SP4
SG7
SG8
SG9
SG10
SG11
SG13
WAKE
SG12
INT
VDD
AMUX
GND
SP0
SP1
SP2
SP3
SG0
SG1
SG2
SG3
SG4
SG6
VPWR
SG5
CS
SI
SCLK
8
9
10
11
12
13
14
15
16
3
4
5
6
7
2
32
25
24
23
22
21
20
19
18
17
30
29
28
27
26
31
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MC33975EKR2 功能描述:多路器開關(guān) IC EMSDI RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 開關(guān)數(shù)量:4 開啟電阻(最大值):7 Ohms 開啟時(shí)間(最大值): 關(guān)閉時(shí)間(最大值): 傳播延遲時(shí)間:0.25 ns 工作電源電壓:2.3 V to 3.6 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UQFN-16
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MC33975TEKR2 功能描述:接口 - 專用 MULTI SW DETECT INTERFACE RoHS:否 制造商:Texas Instruments 產(chǎn)品類型:1080p60 Image Sensor Receiver 工作電源電壓:1.8 V 電源電流:89 mA 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:BGA-59