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ADMC330BST Datasheet(PDF) 2 Page - Analog Devices

Part # ADMC330BST
Description  Single Chip DSP Motor Controller
PDF  20 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADMC330BST Datasheet(HTML) 2 Page - Analog Devices

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–2–
REV. 0
ADMC330–SPECIFICATIONS (V
DD = 5 V
10%, GND = SGND = 0 V, TA = –40 C to +85 C, unless otherwise noted)
Parameter
Min
Typ
Max
Units
Conditions/Comments
ANALOG-TO-DIGITAL CONVERTER
Charging Capacitor = 1000 pF
2.5 kHz Sample Frequency
Signal Input
0.3
3.21
V
Resolution
12
Bits
No Missing Codes
Converter Linearity
2
4
Bits
Zero Offset
50
200
mV
Channel-to-Channel Comparator Match
25
mV
Comparator Delay
600
ns
Current Source
9.5
11
13.5
µA
Current Source Linearity
3
%
ELECTRICAL CHARACTERISTICS
V
IL
Logic Low
0.8
V
V
IH
Logic High
2
V
V
OL
Low-Level Output Voltage
0.4
V
I
OL = 2 mA
V
OL
Low-Level Output Voltage (XTAL)
0.5
V
I
OL = 2 mA
V
OH High-Level Output Voltage
4
V
I
OH = 0.5 mA
I
IL
Low-Level Input Current
–10
µAV
IN = 0 V
I
IH
High-Level Input Current
10
µAV
IN = VDD
I
DD
Supply Current (Power-Down Mode)
5
mA
I
DD
Supply Current (Static)
60
mA
CLOCK
Input Clock (t
CK)
100
ns
10 MHz Clock Input (CLKIN)
DSP Clock (t
CK/2)
50
ns
20 MHz DSP Clock (CLKOUT)
REFERENCE VOLTAGE OUTPUT
Voltage Level
2.2
2.55
2.9
V
100
µA Load
Output Voltage Change TMIN to TMAX
20
mV
12-BIT PWM TIMER
Counter Resolution
122
Bits
Edge Resolution
100
ns
10 MHz CLKIN
Programmable Deadtime Range
0
12.5
µs
10 MHz CLKIN
Programmable Deadtime Increments
200
ns
10 MHz CLKIN
Programmable Pulse Deletion Range
0
12.5
µs
10 MHz CLKIN
Programmable Pulse Deletion Increments
100
ns
10 MHz CLKIN
PWM Frequency Range
2.5
kHz
10 MHz CLKIN
PWMSYNC Pulsewidth (T
CRST)2
µs
10 MHz CLKIN
Gate Drive Chop Frequency Range
0.08
5
MHz
10 MHz CLKIN
AUXILIARY PWM TIMERS
Resolution
8
Bits
PWM Frequency
39
kHz
1/256 of 10 MHz CLKIN Clock
NOTES
1Signal input max V = 3.5 if V DD = 5 V
± 5%.
2Resolution varies with PWM switching frequency (10 MHz Clock), 25 kHz = 8 bits, 2.5 kHz = 12 bits.
Specifications subject to change without notice.



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