MC33394DWB Freescale Semiconductor, MC33394DWB Datasheet - Page 5

• Manufacturer Part Number: MC33394DWB
• Description: IC POWER SUPPLY MULT-OUT 54-SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MC33394DWB

• Applications: Motorola MPC55x, MPC56x Microprocessors
• Interface: SPI Serial
• Voltage - Supply: 4 V ~ 26.5 V
• Package / Case: 54-SOIC (0.300", 7.50mm Width) Exposed Pad
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

NOTE: The exposed pad of the 54 SOICW–EP package is electrically and thermally connected with the IC ground.
MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA
PIN NO.
10
11
12
13
14
15
16
17
18
19
20
21
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
1
2
3
4
5
6
7
8
9
/PRERESET
VDD3_3FB
/PORESET
VKAM_FB
VDDL_FB
KA_VBAT
WAKEUP
/HRESET
CANRXD
CANTXD
VPRE_S
VPP_EN
VDDL_X
VDDL_B
VDD3_3
VCOMP
REGON
/SLEEP
VREF3
VREF2
VREF1
NAME
SW2G
CANH
VDDH
VPRE
BOOT
VKAM
VSEN
CANL
SCLK
VBAT
VBAT
VBAT
VBAT
VBAT
VIGN
GND
GND
SW1
SW1
SW1
SW1
SW1
HRT
VPP
N/C
N/C
INV
N/C
N/C
DO
CS
DI
Ground
CAN differential bus drive low line
CAN differential bus drive high line
Hardware Reset Timer pin (programmed with external capacitor and resistor)
Sleep Mode & Power Down control
No Connect
SPI chip select
SPI serial data in
SPI clock input
SPI serial data out
No Connect
VDDH tracking linear regulator 3
VDDH tracking linear regulator 2
5.0 V regulated supply output
Switching pre–regulator output sense
Switching pre–regulator output
Switching pre–regulator compensation (error amplifier output)
Switching pre–regulator error amplifier inverting input
Ground
External power switch (MOSFET) gate drive — Boost regulator
Bootstrap capacitor
Source of the internal power switch (n–channel MOSFET)
Source of the internal power switch (n–channel MOSFET)
Source of the internal power switch (n–channel MOSFET)
Source of the internal power switch (n–channel MOSFET)
Source of the internal power switch (n–channel MOSFET)
Battery supply to IC (external reverse battery protection needed in some applications)
Battery supply to IC (external reverse battery protection needed in some applications)
Battery supply to IC (external reverse battery protection needed in some applications)
Battery supply to IC (external reverse battery protection needed in some applications)
Battery supply to IC (external reverse battery protection needed in some applications)
Keep alive supply (with internal protection diode)
No Connect
Turn–On control through ignition switch (with internal protection diode)
VDDL tracking Keep Alive Memory (Standby) supply
VKAM output feedback
Switched battery output
Regulator “Hold On” input
CAN wake up event output
VDDH tracking linear regulator 1
VPP enable
5.0 V/ 3.3 V FLASH memory programming supply, tracking VDDH/VDD3_3
3.3 V regulated supply output, base drive for optional external pass transistor
VDD3_3 output feedback
VDDL optional external pass transistor base drive, operating in Boost Mode only
VDDL external pass transistor base drive
VDDL output feedback
No Connect
Open drain /PRERESET output, occurs 0.7 us prior to /HRESET (Hardware Reset)
Open drain / HRESET (Hardware Reset) output
Open drain / PORESET (Power On Reset) supervising VKAM supply to the microprocessor.
CAN receive data (DOUT)
CAN transmit data (DIN)
PIN FUNCTION DESCRIPTION (54 SOICW–EP Package)
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
33394
DESCRIPTION
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