MPC17531AEL FREESCALE [Freescale Semiconductor, Inc], MPC17531AEL Datasheet - Page 4

• Manufacturer Part Number: MPC17531AEL
• Description: 700mA Dual H-Bridge Motor Driver with 3.0V Compatible Logic I/O
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Table 2. 17531A, 24-Terminal QFN Definitions
4
17531A
TERMINAL CONNECTIONS
Terminal
Number
A functional description of each terminal can be found in the Functional Terminal Description section beginning on
Transparent Top View of Package
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
Terminal
PGND1
PGND2
PSAVE
OUT2A
OUT1A
OUT1B
OUT2B
Name
LGND
CRES
IN1A
IN1B
IN2B
IN2A
VDD
VM1
C2H
C1H
VM2
C1L
C2L
Motor Drive Power Supply 1
Motor Drive Power Supply 2
Predriver Power Supply
Logic Input Control 1A
Logic Input Control 1B
Logic Input Control 2B
Logic Input Control 2A
H-Bridge Output 2A
H-Bridge Output 1A
H-Bridge Output 1B
H-Bridge Output 2B
Charge Pump 2H
Charge Pump 1H
Charge Pump 1L
Charge Pump 2L
Power Ground 1
Power Ground 2
Formal Name
Logic Ground
Logic Supply
Power Save
PGND1
OUT2A
OUT1A
PSAVE
Figure 4. 17531A, 24-Terminal QFN Connections
NC
NC
1
2
3
4
5
6
7
24
8
Control circuit power supply terminal.
Logic input control of OUT1A (refer to
Logic input control of OUT1B (refer to
Logic input controlling power save mode.
Output A of H-Bridge channel 2.
High-current power ground 1.
Output A of H-Bridge channel 1.
Positive power source connection for H-Bridge 1 (Motor Drive Power Supply).
Internal triple charge pump output as predriver power supply.
Charge pump bucket capacitor 2 (positive pole).
Charge pump bucket capacitor 1 (positive pole).
Charge pump bucket capacitor 1 (negative pole).
Charge pump bucket capacitor 2 (negative pole).
Output B of H-Bridge channel 1.
High-current power ground 2.
Output B of H-Bridge channel 2.
Positive power source connection for H-Bridge 2 (Motor Drive Power Supply).
Logic input control of OUT2B (refer to
Logic input control of OUT2A (refer to
Low-current logic signal ground.
23
MPC17530EP
9
22
10
21
11
20
12
19
18
17
16
15
14
13
VM2
OUT2B
PGND2
OUT1B
C2L
NC
Definition
Analog Integrated Circuit Device Data
Table 6, Truth
Table 6, Truth
Table 6, Truth
Table 6, Truth
Freescale Semiconductor
Table, page 9).
Table, page 9).
Table, page 9).
Table, page 9).
page
10.