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參數(shù)資料
型號: ADMC401BSTZ
廠商: Analog Devices Inc
文件頁數(shù): 23/60頁
文件大?。?/td> 0K
描述: IC DSP 8CH 12BIT MOTCTRL 144LQFP
標(biāo)準(zhǔn)包裝: 1
系列: 電機(jī)控制
類型: 定點(diǎn)
接口: 串行端口
時(shí)鐘速率: 26MHz
非易失內(nèi)存: ROM(6 kB)
芯片上RAM: 8kB
電壓 - 輸入/輸出: 5.00V
電壓 - 核心: 5.00V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 144-LQFP
供應(yīng)商設(shè)備封裝: 144-LQFP(20x20)
包裝: 托盤
ANALOG-TO-DIGITAL CONVERTER
Parameter
Test Conditions
Min
Typ
Max
Unit
AC SPECIFICATIONS
SNR
Signal to Noise Ratio
fIN = 1.0 kHz
68
70
dB
SNRD
Signal to Noise and Distortion
fIN = 1.0 kHz
66
69
dB
THD
Total Harmonic Distortion
fIN = 1.0 kHz
–76
–70
dB
CTLK
Channel-Channel Crosstalk
fIN = 1.0 kHz
–89
–72
dB
CMRR
Common-Mode Rejection Ratio
–90
–72
dB
PSRR
Power Supply Rejection Ratio
0.025
0.1
% FSR
ACCURACY
INL
Integral Nonlinearity
±0.6
±1.5
LSB
DNL
Differential Nonlinearity
±0.5
±1.0
LSB
No Missing Codes
12
Bits Guaranteed
Zero Error
0.1
0.25
% FSR
Gain Error
1
0.4
1.0
% FSR
TEMPERATURE DRIFT
Zero Error
0.025
% FSR
Gain Error
1
0.025
% FSR
INPUT VOLTAGE
VIN
Voltage Span
4.0
V p-p
CIN
Input Capacitance2
10
pF
CONVERSION TIME
tCONV
Total Conversion Time
All 8 Channels
1.88
s
NOTES
1Excludes Internal Voltage Reference Error.
2Analog Input Pins VIN0 to VIN7.
Typical values are neither tested nor guaranteed.
Specifications subject to change without notice.
VOLTAGE REFERENCE
Parameter
Test Conditions
Min
Typ
Max
Unit
VREF
Output Voltage Reference
SENSE = REFCOM
1.96
2.0
2.04
V
Output Voltage Tolerance1
SENSE = REFCOM
6
mV
Output Current
1.0
mA
Load Regulation
1.0 mA Load Current
0.3
1.5
mV
Power Supply Rejection Ratio
0.1
1.5
mV
Reference Input Resistance
8
k
NOTES
1Relative tolerance due to temperature change, T
MIN to TMAX.
Specifications subject to change without notice.
POWER-ON RESET
Parameter
Test Conditions
Min
Typ
Max
Unit
VRST
Reset Threshold Voltage
3.25
4.0
V
VHYST
Hysteresis Voltage
75
mV
Specifications subject to change without notice.
(VDD = AVDD = 5 V
5%, GND = AGND = 0 V, TAMB = –40 C to +85 C, CLKIN = 13 MHz,
VIN0 to VIN7 = 4.0 V p-p, VREF = 2.0 V, unless otherwise noted)
(VDD = AVDD = 5 V
5%, GND = AGND = 0 V, TAMB = –40 C to +85 C, CLKIN = 13 MHz, VIN0 to VIN7 =
4.0 V p-p, VREF = 2.0 V, unless otherwise noted)
(GND = AGND = 0 V, TAMB = –40 C to +85 C, CLKIN = 13 MHz, unless otherwise noted)
ADMC401
–3–
REV. B
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