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ADMC331BSTZ Folha de dados(PDF) 2 Page - Analog Devices

Nome de Peças ADMC331BSTZ
Descrição Electrónicos  Single Chip DSP Motor Controller
Download  36 Pages
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Fabricante Electrônico  AD [Analog Devices]
Página de início  http://www.analog.com
Logo AD - Analog Devices

ADMC331BSTZ Folha de dados(HTML) 2 Page - Analog Devices

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–2–
REV. B
ADMC331–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
3.3
1
V
Resolution
12
2
Bits
No Missing Codes
Converter Linearity
2
12
LSBs
Zero Offset
5
50
mV
Channel-to-Channel Comparator Match
22
mV
Comparator Delay
600
ns
Current Source
10.16
12.7
15.24
µA
Current Source Linearity
2
%
ELECTRICAL CHARACTERISTICS
VIL
Logic Low
0.8
V
VIH
Logic High
2
V
VOL
Low Level Output Voltage
0.4
V
IOL = 2 mA
VOL
Low Level Output Voltage (XTAL)
0.5
V
IOL = 2 mA
VOH
High Level Output Voltage
4
V
IOH = 0.5 mA
IIL
Low Level Input Current
–10
µAVIN = 0 V
IIH
High Level Input Current
10
µAVIN = VDD
IIH
Hi-Level
PWMTRIP, PIO0–PIO23 Current
100
µA@ V
DD = max, VIN = VDD max
IIH
Hi-Level PWMPOL/
PWMSR Current
10
µA@ VDD = max, VIN = VDD max
IIL
Lo-Level
PWMTRIP, PIO0–PIO23 Current
10
µA@ VDD = max, VIN = 0 V
IIL
Lo-Level PWMPOL/
PWMSR Current
100
µA@ V
DD = max, VIN = 0 V
IDD
Supply Current (Dynamic)
120
mA
13 MHz DSP Clock
IDD
Supply Current (Idle)
60
mA
13 MHz DSP Clock
REFERENCE VOLTAGE OUTPUT
Voltage Level
2.2
2.55
2.9
V
100
µA Load
Output Voltage Change TMIN to TMAX
20
mV
16-BIT PWM TIMER
Counter Resolution
16
Bits
Edge Resolution (Single Update Mode)
76.9
ns
13 MHz CLKIN
Edge Resolution (Double Update Mode)
38.5
ns
13 MHz CLKIN
Programmable Deadtime Range
0
78
µs
13 MHz CLKIN
Programmable Deadtime Increments
76.9
ns
13 MHz CLKIN
Programmable Pulse Deletion Range
0
78
µs
13 MHz CLKIN
Programmable Pulse Deletion Increments
76.9
ns
13 MHz CLKIN
PWM Frequency Range
0.198
kHz
13 MHz CLKIN
PWMSYNC Pulsewidth (TCRST)
0.077
9.8
µs
13 MHz CLKIN
Gate Drive Chop Frequency Range
0.02
6.5
MHz
13 MHz CLKIN
AUXILIARY PWM TIMERS
Resolution
8
Bits
PWM Frequency
0.051
6.5
MHz
13 MHz CLKIN
NOTES
1Signal input max V = 3.5 V if V
DD = 5 V
± 5%.
2Resolution varies with PWM switching frequency (13 MHz Clock in Double Update mode), 50.7 kHz = 9 bits, 6.3 kHz = 12 bits.
Specifications subject to change without notice.


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