sa5570n NXP Semiconductors, sa5570n Datasheet - Page 2

• Manufacturer Part Number: sa5570n
• Description: Brushless Dc Motor Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors Linear Products
BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATINGS
August 31, 1994
DAC REF IN
T
T
T
V
A
J
STG
OSC OUT
DD
Brushless DC motor controller
LOOP
FILTER
CLOCK
SYMBOL
SYMBOL
RESET
DATA
Rt/Ct
CE
2
1
2
3
4
5
6
7
8
Temperature range
Power supply
Logic inputs, all
Operating ambient
Operating junction
Storage
MR Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8
MR Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10
GENERATOR
SAWTOOTH
D0 D1 D2 D3 D4 D5 D6 D7 D8
2
DAC REGISTER
0
2
1
DATA REGISTER
2
PARAMETER
PARAMETER
2
DAC
2
3
2
ERROR
4
AMP
2
5
2
PWM
–
6
2
7
CW/CCW
LOOP FILTER
LOAD
1
9
S
R
CNTL
D8
MR
Q
LDR
Q8
ENABLE
1152
-55 to 150
-65 to 150
-0.3 to 15
NE5570
0 to 70
16
Q7
D7 D6 D5 D4 LCTL
LOCK
REGISTER
Q6 Q5 Q4 PGO 120
BRAKE ENABLE
BRAKE CMD
-55 to 150
-65 to 150
-0.3 to 15
-40 to 85
RATING
SA5570
16
HS3 HS2 HS1
CYCLE CMD
15
Q
16
R
S
BRAKE
FDBK
17
10
I SENSE
COMP
OR AMP
-55 to 125
-55 to 150
-65 to 150
-0.3 to 15
SE5570
16
NE/SA5570
–
+
+
–
Product specification
INV
11
24
13
23
22
21
20
19
18
14
12
0.5V
PHASE 2L
V
GND
PHASE 1H
PHASE 1L
PHASE 2H
PHASE 3H
PHASE 3L
I SENSE
NON INV
DD
UNIT
UNIT
V
V
C
C
C