Datasheet
Analog Integrated Circuit Device Data
Freescale Semiconductor 3
17C724
TERMINAL CONNECTIONS
TERMINAL CONNECTIONS
Figure 3. 17C724 Terminal Connections
Table 1. 17C724 Terminal Definitions
A functional description of each terminal can be found in the Functional Terminal Description section beginning on page 8.
Terminal
Number
Terminal
Name
Terminal
Function
Formal Name Definition
1 IN1A
Logic
Logic Input Control 1A
Logic input control of OUT1A (refer to Table 5, Truth Table, page 7).
2 IN1B
Logic
Logic Input Control 1B
Logic input control of OUT1B (refer to Table 5, Truth Table, page 7).
3 OUT1A
Output
H-Bridge Output 1A
Output A of H-Bridge channel 1.
4 VM1
Power
Motor Driver Power
Supply 1
Positive power source connection for H-Bridge 1 (Motor Driver Power
Supply)
(1)
.
5 OUT2A
Output
H-Bridge Output 2A
Output A of H-Bridge channel 2.
6, 7 PGND2
Ground
Power Ground 2
High-current power ground 2
(2)
.
8 OUT2B
Output
H-Bridge Output 2B
Output B of H-Bridge channel 2.
9 VM2
Power
Motor Driver Power
Supply 2
Positive power source connection for H-Bridge 2 (Motor Driver Power
Supply)
(1)
.
10 OUT1B
Output
H-Bridge Output 1B
Output B of H-Bridge channel 1.
11 IN2B
Input
Logic Input Control 2B
Logic input control of OUT2B (refer to Table 5, Truth Table, page 7).
12 IN2A
Input
Logic Input Control 2A
Logic input control of OUT2A (refer to Table 5, Truth Table, page 7).
13 PSAVE
Input
Input Enable Control
Logic input enable control of H-Bridges to save power.
14 LGND
Ground
Logic Ground
Low-current logic signal ground
(2)
.
15 PGND1
Ground
Power Ground 1
High-current power ground 1
(2)
.
16 VDD
Logic
Logic Circuit Power
Supply
Positive power source connection for logic circuit.
Notes
1. VM1 and VM2 are internally connected.
2. LGND, PGND1, and PGND2 are internally connected.
Transparent Top View of Package
1N1A
OUT1A
VM1
1N1B
OUT2A
PGND2
PGND2
OUT2B
15
5
4
3
2
1
IN2A
OUT1B
VM2
IN2B
10
9
14
13
11
12
8
PGND1
LGND
PSAVE
16
67
VDD