ATA6834 ATMEL Corporation, ATA6834 Datasheet - Page 2

• Manufacturer Part Number: ATA6834
• Description: (ATA6833 / ATA6834) BLDC Motor Driver and LIN System Basis Chip
• Manufacturer: ATMEL Corporation

Figure 1-1.
2
VBAT
ATA6833/ATA6834 [Preliminary]
Block Diagram
VMODE
/RESET
Hall A
Hall B
Hall C
IH1-3
IL1-3
VCC
DG1
DG2
DG3
WD
RX
TX
VBAT
Overtemperature
Undervoltage
Short Circuit
3.3/5V VCC
Supervisor:
LIN
Regulator
LIN
VBATSW VINT
Logic Control
EN1
Regulator
Regulator
VG
VINT 5V
EN2
13V
GND
RWD WDD
CPHI1
Timer
VBG
WD
CPLO1
ATA6833/34
CPHI2
CP
CPLO2
Oscillator
Timer
CPOUT
CC
CC
High-side
High-side
High-side
Low-side
Low-side
Low-side
Driver 3
Driver 2
Driver 1
Driver 1
Driver 2
Driver 3
PGND
PBAT
H3
H2
H1
S1
S2
S3
L1
L2
L3
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9122D–AUTO–09/09
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