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Block Diagram
+12V
Smart BLDC Module
BLDC Motor
LIN
3-Phase
MOSFET
Driver
Internal
Supply
5V, 1.5V
UART1
(LIN)
LIN
Transceiver
Oscillator
UART2
(LIN)
Flash
up to 128K
SSC1
(SPI)
SSC2
(SPI)
Timer
T2, T21, T3
Timer
GPT12
10-bit
ADC
Low Voltage
RAM
up to 6K
ROM
CAPCOM6
Diagnosis
8-bit ADC
Watchdog
MON
HV
HV Analog
Analog/
Digital
Inputs
GPIO
External
Supply
5V
32-bit ARM®
Cortex® M3
2 Stage
Charge
Pump
Current
Sense
OP
3~
Product Summary
TLE987x 32-bit µC with 3-Phase MOSFET Gate Driver for BLDC Motors
Product Name Frequency
[MHz]
Interface RAM
[KB]
Flash
[KB]
EEPROM
Emulation
[KB]
OP-AMP Low Side
MOSFET Drivers
High Side
MOSFET Drivers
Package
1)
TLE9871QXA20
2)
24 PWM 3 36 4 y 3 3

49
TLE9877QXA20
2)
24 PWM + LIN 6 64 4 y 3 3

49
TLE9877QXA40
2)
40 PWM + LIN 6 64 4 y 3 3

49
TLE9879QXA20
2)
24 PWM + LIN 6 128 4 y 3 3

49
TLE9879QXA40
2)
40 PWM + LIN 6 128 4 y 3 3

49
1) See packages on page 112
2) In development, samples available
Infineon® Embedded Power ICs