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參數(shù)資料
型號(hào): AD7400YRWZ
廠商: Analog Devices Inc
文件頁數(shù): 14/20頁
文件大?。?/td> 0K
描述: IC MODULATOR SIGMA-DELTA 16-SOIC
標(biāo)準(zhǔn)包裝: 47
類型: 調(diào)制器
分辨率(位): 16 b
采樣率(每秒): 10M
數(shù)據(jù)接口: 串行
電壓電源: 單電源
電源電壓: 4.5 V ~ 5.25 V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC W
包裝: 管件
Data Sheet
AD7400
Rev. G | Page 3 of 20
SPECIFICATIONS
VDD1 = 4.5 V to 5.25 V, VDD2 = 3 V to 5.5 V, VIN+ = 200 mV to +200 mV, and VIN = 0 V (single-ended); TA = TMIN to TMAX,
fMCLK = 10 MHz, tested with Sinc3 filter, 256 decimation rate, as defined by Verilog code, unless otherwise noted.1
Table 1.
Parameter
Y Version1, 2
Unit
Test Conditions/Comments
STATIC PERFORMANCE
Resolution
16
Bits min
Filter output truncated to 16 bits
Integral Nonlinearity3
±15
LSB max
40°C to +85°C; ±2 LSB typical
±25
LSB max
>85°C to 105°C
Differential Nonlinearity3
±0.9
LSB max
Guaranteed no missing codes to 16 bits
Offset Error3
±0.5
mV max
±50
V typ
TA = 25°C
Offset Drift vs. Temperature
3.5
V/°C max
40°C to +105°C
1
V/°C typ
Offset Drift vs. VDD1
120
V/V typ
Gain Error3
±1
mV max
Gain Error Drift vs. Temperature
23
V/°C typ
40°C to +105°C
Gain Error Drift vs. VDD1
110
V/V typ
ANALOG INPUT
Input Voltage Range
±200
mV min/mV max
For specified performance; full range ±320 mV
Dynamic Input Current
±8
A max
VIN+ = 400 mV, VIN = 0 V
±0.5
A typ
VIN+ = VIN = 0 V
Input Capacitance
10
pF typ
DYNAMIC SPECIFICATIONS
VIN+ = 35 Hz, 400 mV p-p sine
Signal-to-(Noise + Distortion) Ratio (SINAD)3
70
dB min
40°C to +85°C
65
dB min
>85°C to 105°C
79
dB typ
Signal-to-Noise Ratio (SNR)
71
dB min
40°C to +105°C
Total Harmonic Distortion (THD)3
88
dB typ
Peak Harmonic or Spurious Noise (SFDR)3
88
dB typ
Effective Number of Bits (ENOB)3
11.5
Bits
Isolation Transient Immunity3
25
kV/s min
30
kV/s typ
LOGIC OUTPUTS
Output High Voltage, VOH
VDD2 0.1
V min
IO = 200 A
Output Low Voltage, VOL
0.4
V max
IO = +200 A
POWER REQUIREMENTS
VDD1
4.5/5.25
V min/V max
VDD2
3/5.5
V min/V max
IDD14
13
mA max
VDD1 = 5.25 V
IDD25
6
mA max
VDD2 = 5.5 V
4
mA max
VDD2 = 3.3 V
1
Temperature range is 40°C to +85°C.
2
All voltages are relative to their respective ground.
3
See the Terminology section.
4
5
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