參數(shù)資料
型號(hào): MCZ33993EWR2
廠商: Freescale Semiconductor
文件頁數(shù): 22/28頁
文件大?。?/td> 0K
描述: IC MULTIPLE SWITCH DETECT 32SOIC
標(biāo)準(zhǔn)包裝: 1,000
系列: *
應(yīng)用: *
接口: *
電源電壓: *
封裝/外殼: 32-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 32-SOIC
包裝: 帶卷 (TR)
安裝類型: 表面貼裝
Analog Integrated Circuit Device Data
Freescale Semiconductor
3
33993
PIN CONNECTIONS
ARCHIVE
INFORMATION
ARCHIVE
INFORMATION
PIN CONNECTIONS
Figure 3. 33993 Pin Connections
Table 1. 33993 Pin Definitions
A functional description of each pin can be found in the Functional Pin Description section beginning on page 9.
Pin Number
Pin Name
Formal Name
Definition
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 the 33993.
3
SCLK
Serial Clock
SPI control clock input pin.
4
CS
Chip Select
SPI control chip select input pin from MCU to the 33993. Logic 0 allows data to be
transferred in.
5–8
25–28
SP0–3
SP4–7
Programmable Switches
0–7
Programmable switch-to-battery or switch-to-ground input pins.
9–15,
18–24
SG0–6,
SG13–7
Switch-to-Ground Inputs
0–13
Switch-to-ground input pins.
16
VPWR
Battery Input
Battery supply input pin. Pin requires external reverse battery protection.
17
WAKE
Wake-Up
Open drain wake-up output. Designed to control a power supply enable pin.
29
INT
Interrupt
Open-drain output to the MCU. Used to indicate an 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 33993 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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