鈥?/div>
500 mA/Coil Drive Capability
Built鈥揑n Clamp Diodes for Overvoltage Suppression
Wide Logic Supply Voltage Range
Accepts Commands for CW/CCW and Half/Full Step Operation
Inputs Compatible with Popular Logic Families: MOS, TTL, DTL
Set Input Defined Output State
Drive Stage Bias Adaptable to Motor Power Dissipation for
Optimum Efficiency
16
1
V SUFFIX
PLASTIC PACKAGE
CASE 648C
PIN CONNECTIONS
L2
1
2
3
4
16 L3
15 VM
14 L4
13
Gnd
12
11 VCC
10 CW/CCW
9
(Top View)
Gnd
Figure 1. Representative Block Diagram
VD
VZ
L1
Gnd
5
3
7
Clock
Driver
1
10
CW/CCW
Logic
16
L3
8
Full/
Half Step
Driver
14
9
Gnd
RB
Set
A
漏
Motorola, Inc. 1996
Rev 2
VCC
11
VM
15
2
VD
L1
M
L2
Set/
Driver Bias
Clock
Full/Half
Step
6
7
8
L4
ORDERING INFORMATION
6
Driver Bias
Device
SAA1042V
Operating
Temperature Range
TJ = 鈥?30擄 to +125擄C
Package
Plastic DIP
MOTOROLA ANALOG IC DEVICE DATA
1