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參數(shù)資料
| 型號(hào)： | AD7994 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | 4-Channel, 12-/10-Bit ADCs with I2C Compatible Interface in 16-Lead TSSOP |
| 中文描述： | 4通道，12-/10-Bit ADC的16 - I2C兼容接口的無(wú)鉛TSSOP封裝 |
| 文件頁(yè)數(shù)： | 2/27頁(yè) |
| 文件大小： | 277K |
| 代理商： | AD7994 |
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–2–
REV. PrF
PRELIMINARY TECHNICAL DATA
(
V
DD
= +2.7 V to +5.5 V, unless otherwise noted ; REF
IN
= 2.5 V; f
SCL
= 3.4 MHz unless
otherwise noted; T
A
= T
MIN
to T
MAX
, unless otherwise noted.)
AD7994–SPECIFICATIONS
1
Parameter
B Version
1
Units
Test Conditions/Comments
DYNAMIC PERFORMANCE
Signal to Noise + Distortion (SINAD)
2
Signal to Noise Ratio (SNR)
2
Total Harmonic Distortion (THD)
2
Peak Harmonic or Spurious Noise (SFDR)
2
Intermodulation Distortion (IMD)
2
Second Order Terms
Third Order Terms
Aperture Delay
Aperture Jitter
Channel-to-Channel Isolation
Full Power Bandwidth
F
IN
= 10kHz Sine Wave
70
71
-78
-80
dB min
dB min
dB typ
dB typ
fa = TBD kHz, fb = TBD kHz
-78
-78
10
10
TBD
TBD
TBD
dB typ
dB typ
ns max
ps typ
dB typ
kHz typ
kHz typ
F
IN
= TBD kHz
@ 3 dB
@ 0.1 dB
DC ACCURACY
Resolution
Integral Nonlinearity
2
12
±1
±0.6
+1.5/-0.9
±0.75
±1.5
±0.5
±1.5
±0.5
Bits
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB max
LSB max
LSB max
Differential Nonlinearity
2
Guaranteed No Missed Codes to 12
Bits.
Offset Error
2
Offset Error Match
2
Gain Error
2
Gain Error Match
2
ANALOG INPUT
Input Voltage Ranges
DC Leakage Current
Input Capacitance
0 to REF
IN
±1
30
Volts
μA max
pF typ
REFERENCE INPUT
REF
IN
Input Voltage Range
DC Leakage Current
Input Capacitance
Input Impedance
1.2 to V
DD
±1
TBD
TBD
V min/Vmax
μA max
pF max
k typ
LOGIC INPUTS (SDA, SCL)
Input High Voltage, V
INH
Input Low Voltage, V
INL
Input Leakage Current, I
IN
Input Capacitance, C
IN2,3
Input Hysteresis, V
HYST
LOGIC INPUT (
CONVST
)
Input High Voltage, V
INH
0.7(V
DD
)
0.3(V
DD
)
±1
10
TBD
V min
V max
μA max
pF max
V min
V
IN
= 0 V or V
DD
2.4
2.0
0.8
0.4
±1
10
V min
V min
V max
V max
μA max
pF max
V
DD
= 5V
V
DD
= 3 V
V
DD
= 5V
V
DD
= 3V
V
IN
= 0 V or V
DD
Input Low Voltage, V
INL
Input Leakage Current, I
IN
Input Capacitance, C
IN2,3
LOGIC OUTPUTS (OPEN DRAIN)
Output Low Voltage, V
OL
0.4
0.6
±1
TBD
Straight (Natural) Binary
V max
V max
μA max
pF max
I
SINK
= 3mA
I
SINK
= 6mA
Floating-State Leakage Current
Floating-State Output Capacitance
2,3
Output Coding
.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AD7994-0 | 制造商:AD 制造商全稱:Analog Devices 功能描述:4-Channel, 10- and 12-Bit ADCs with I2C Compatible Interface in 16-Lead TSSOP |
| AD7994-1 | 制造商:AD 制造商全稱:Analog Devices 功能描述:4-Channel, 10- and 12-Bit ADCs with I2C Compatible Interface in 16-Lead TSSOP |
| AD7994BRU-0 | 功能描述:IC ADC 12BIT 4CHAN I2C 16TSSOP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 位數(shù):16 采樣率（每秒）:45k 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:2 功率耗散（最大）:315mW 電壓電源:模擬和數(shù)字 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) 輸入數(shù)目和類型:2 個(gè)單端，單極 |
| AD7994BRU-0REEL | 功能描述:IC ADC 12BIT 4CHAN I2C 16TSSOP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 位數(shù):16 采樣率（每秒）:45k 數(shù)據(jù)接口:串行 轉(zhuǎn)換器數(shù)目:2 功率耗散（最大）:315mW 電壓電源:模擬和數(shù)字 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) 輸入數(shù)目和類型:2 個(gè)單端，單極 |
| AD7994BRU-1 | 制造商:Analog Devices 功能描述:ADC Single SAR 188ksps 12-bit Serial 16-Pin TSSOP 制造商:Rochester Electronics LLC 功能描述: |
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