MC33993DWB Freescale Semiconductor, MC33993DWB Datasheet - Page 3

• Manufacturer Part Number: MC33993DWB
• Description: IC SWITCH I/O INTERFACE 32-SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MC33993DWB

• Applications: *
• Interface: *
• Voltage - Supply: *
• Package / Case: 32-SOIC (7.5mm Width)
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 1. 33993 Pin Definitions
Analog Integrated Circuit Device Data
Freescale Semiconductor
Pin Number
A functional description of each pin can be found in the Functional Pin Description section beginning on
25 – 28
18 – 24
9 – 15,
5 – 8
16
17
29
30
31
32
1
2
3
4
Pin Name
SG13 – 7
SG0 – 6,
SP0 – 3
SP4 – 7
WAKE
AMUX
SCLK
V
GND
V
INT
CS
SO
PWR
SI
DD
Programmable Switches
Switch-to-Ground Inputs
Analog Multiplex Output
Voltage Drain Supply
Formal Name
SPI Slave Out
Battery Input
SPI Slave In
Serial Clock
Chip Select
Wake-Up
Interrupt
Ground
0 – 13
0 – 7
VPWR
SCLK
GND
SG0
SG1
SG2
SG3
SG4
SG5
SG6
SP0
SP1
SP2
SP3
CS
SI
Figure 3. 33993 Pin Connections
PIN CONNECTIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Ground for logic, analog, and switch to battery inputs.
SPI control data input pin from MCU to the 33993.
SPI control clock input pin.
SPI control chip select input pin from MCU to the 33993. Logic 0 allows data to be
transferred in.
Programmable switch-to-battery or switch-to-ground input pins.
Switch-to-ground input pins.
Battery supply input pin. Pin requires external reverse battery protection.
Open drain wake-up output. Designed to control a power supply enable pin.
Open-drain output to the MCU. Used to indicate an input switch change of state.
Analog multiplex output.
3.3 / 5.0 V supply. Sets SPI communication level for the SO driver.
Provides digital data from 33993 to the MCU.
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
SO
VDD
AMUX
INT
SP7
SP6
SP5
SP4
SG7
SG8
SG9
SG10
SG11
SG12
SG13
WAKE
Definition
page
PIN CONNECTIONS
9.
33993
3