admc331 Analog Devices, Inc., admc331 Datasheet - Page 2

• Manufacturer Part Number: admc331
• Description: Single Chip Dsp Motor Controller
• Manufacturer: Analog Devices, Inc.

ADMC331–SPECIFICATIONS
Parameter
ANALOG-TO-DIGITAL CONVERTER
ELECTRICAL CHARACTERISTICS
REFERENCE VOLTAGE OUTPUT
16-BIT PWM TIMER
AUXILIARY PWM TIMERS
NOTES
1
2
Specifications subject to change without notice.
Signal input max V = 3.5 V if V
Resolution varies with PWM switching frequency (13 MHz Clock in Double Update mode), 50.7 kHz = 9 bits, 6.3 kHz = 12 bits.
Signal Input
Resolution
Converter Linearity
Zero Offset
Channel-to-Channel Comparator Match
Comparator Delay
Current Source
Current Source Linearity
V
V
V
V
V
I
I
I
I
I
I
I
I
Voltage Level
Output Voltage Change T
Counter Resolution
Edge Resolution (Single Update Mode)
Edge Resolution (Double Update Mode)
Programmable Deadtime Range
Programmable Deadtime Increments
Programmable Pulse Deletion Range
Programmable Pulse Deletion Increments
PWM Frequency Range
PWMSYNC Pulsewidth (T
Gate Drive Chop Frequency Range
Resolution
PWM Frequency
IL
IH
IH
IH
IL
IL
DD
DD
IL
IH
OL
OL
OH
Logic Low
Logic High
Low Level Output Voltage
Low Level Output Voltage (XTAL)
High Level Output Voltage
Low Level Input Current
High Level Input Current
Hi-Level PWMTRIP, PIO0–PIO23 Current
Hi-Level PWMPOL/PWMSR Current
Lo-Level PWMTRIP, PIO0–PIO23 Current
Lo-Level PWMPOL/PWMSR Current
Supply Current (Dynamic)
Supply Current (Idle)
DD
MIN
= 5 V ± 5%.
CRST
to T
)
MAX
Min
0.3
10.16
2
4
–10
2.2
0
0
0.198
0.077
0.02
0.051
(V
DD
= +5 V
Typ
2
5
2.55
20
38.5
8
600
12.7
76.9
76.9
76.9
10%, GND = SGND = 0 V, T
Max
3.3
12
12
50
22
15.24
2
0.8
0.4
0.5
10
100
10
10
100
120
60
2.9
16
78
78
9.8
6.5
6.5
2
1
Units
V
Bits
LSBs
mV
mV
ns
µA
%
V
V
V
V
V
µA
µA
µA
µA
µA
µA
mA
mA
V
mV
Bits
ns
ns
µs
ns
µs
ns
kHz
µs
MHz
Bits
MHz
A
= –40 C to +85 C, unless otherwise noted)
Conditions/Comments
Charging Capacitor = 1000 pF
2.5 kHz Sample Frequency
No Missing Codes
I
I
I
V
V
@ V
@ V
@ V
@ V
13 MHz DSP Clock
13 MHz DSP Clock
100 µA Load
13 MHz CLKIN
13 MHz CLKIN
13 MHz CLKIN
13 MHz CLKIN
13 MHz CLKIN
13 MHz CLKIN
13 MHz CLKIN
13 MHz CLKIN
13 MHz CLKIN
13 MHz CLKIN
OL
OL
OH
IN
IN
= 2 mA
= 2 mA
= 0.5 mA
= 0 V
= V
DD
DD
DD
DD
= max, V
= max, V
= max, V
= max, V
DD
IN
IN
IN
IN
= V
= V
= 0 V
= 0 V
DD
DD
max
max