ADMC330 Просмотр технического описания (PDF) - Analog Devices
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ADMC330 Datasheet PDF : 20 Pages
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ADMC330–SPECIFICATIONS (VDD = 5 V ؎ 10%, GND = SGND = 0 V, TA = –40؇C to +85؇C, unless otherwise noted)
Parameter
ANALOG-TO-DIGITAL CONVERTER
Signal Input
Resolution
Converter Linearity
Zero Offset
Channel-to-Channel Comparator Match
Comparator Delay
Current Source
Current Source Linearity
Min Typ Max
Units
0.3
3.21
V
12
Bits
2
4
Bits
50 200
mV
25
mV
600
ns
9.5 11 13.5
µA
3
%
Conditions/Comments
Charging Capacitor = 1000 pF
2.5 kHz Sample Frequency
No Missing Codes
ELECTRICAL CHARACTERISTICS
VIL Logic Low
VIH Logic High
VOL Low-Level Output Voltage
VOL Low-Level Output Voltage (XTAL)
VOH High-Level Output Voltage
IIL Low-Level Input Current
IIH High-Level Input Current
IDD Supply Current (Power-Down Mode)
IDD Supply Current (Static)
CLOCK
Input Clock (tCK)
DSP Clock (tCK/2)
REFERENCE VOLTAGE OUTPUT
Voltage Level
Output Voltage Change TMIN to TMAX
12-BIT PWM TIMER
Counter Resolution
Edge Resolution
Programmable Deadtime Range
Programmable Deadtime Increments
Programmable Pulse Deletion Range
Programmable Pulse Deletion Increments
PWM Frequency Range
PWMSYNC Pulsewidth (TCRST)
Gate Drive Chop Frequency Range
0.8
2
0.4
0.5
4
–10
10
5
60
100
50
2.2 2.55 2.9
20
122
100
0
12.5
200
0
12.5
100
2.5
2
0.08
5
V
V
V
V
V
µA
µA
mA
mA
ns
ns
V
mV
Bits
ns
µs
ns
µs
ns
kHz
µs
MHz
IOL = 2 mA
IOL = 2 mA
IOH = 0.5 mA
VIN = 0 V
VIN = VDD
10 MHz Clock Input (CLKIN)
20 MHz DSP Clock (CLKOUT)
100 µA Load
10 MHz CLKIN
10 MHz CLKIN
10 MHz CLKIN
10 MHz CLKIN
10 MHz CLKIN
10 MHz CLKIN
10 MHz CLKIN
10 MHz CLKIN
AUXILIARY PWM TIMERS
Resolution
PWM Frequency
8
Bits
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.
–2–
REV. 0
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