VCC = 2.7 V to 5.5 V; V
參數(shù)資料
型號: AD5378ABC
廠商: Analog Devices Inc
文件頁數(shù): 25/29頁
文件大?。?/td> 0K
描述: IC DAC 14BIT 32CHAN 108CSPBGA
產(chǎn)品培訓(xùn)模塊: Data Converter Fundamentals
DAC Architectures
標(biāo)準(zhǔn)包裝: 1
設(shè)置時(shí)間: 20µs
位數(shù): 14
數(shù)據(jù)接口: 串行,并聯(lián)
轉(zhuǎn)換器數(shù)目: 32
電壓電源: 模擬和數(shù)字,雙 ±
功率耗散(最大): 850mW
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 108-BGA,CSPBGA
供應(yīng)商設(shè)備封裝: 108-CSPBGA(13x13)
包裝: 托盤
輸出數(shù)目和類型: 32 電壓,雙極
采樣率(每秒): 50k
AD5378
Rev. A | Page 4 of 28
SPECIFICATIONS
VCC = 2.7 V to 5.5 V; VDD = 11.4 V to 16.5 V; VSS = 11.4 V to 16.5 V; VREF(+) = +5 V; VREF() = 3.5 V; AGND = DGND = REFGND =
0 V; VBIAS = 5 V; CL = 200 pF to GND; RL = 11 kΩ to 3 V; gain = 1; offset = 0 V; all specifications TMIN to TMAX, unless otherwise noted.
Table 3.
Parameter
A Version1
Unit
Test Conditions/Comments
ACCURACY
Resolution
14
Bits
Relative Accuracy
±3
LSB max
40°C to +85°C
±2.5
LSB max
0°C to 70°C
Differential Nonlinearity
1/+1.5
LSB max
Guaranteed monotonic by design over temperature
Zero-Scale Error
±12
mV max
40°C to +85°C
±5
mV max
0°C to 70°C
Full-Scale Error
±12
mV max
40°C to +85°C
±8
mV max
0°C to 70°C
Gain Error
±8
mV max
40°C to +85°C
±1/±5
mV typ/max
0°C to 70°C
VOUT Temperature Coefficient
5
ppm FSR/°C typ
Includes linearity, offset, and gain drift; see Figure 11
DC Crosstalk2
0.5
mV max
Typically 100 μV
REFERENCE INPUTS2
VREF(+) DC Input Impedance
1
MΩ min
Typically 100 MΩ
VREF() DC Input Impedance
8
kΩ min
Typically 12 kΩ
VREF(+) Input Current
±10
μA max
Per input; typically ±30 nA
VREF(+) Range
1.5/5
V min/max
±2% for specified operation
VREF() Range
3.5/0
V min/max
±2% for specified operation
REFGND INPUTS2
DC Input Impedance
80
kΩ min
Typically 120 kΩ
Input Range
±0.5
V min/max
OUTPUT CHARACTERISTICS2
Output Voltage Range
VSS + 2/VSS + 2.5
V min
ILOAD = ±0.5 mA/±1.5 mA
VDD 2/VDD 2.5
V max
ILOAD = ±0.5 mA/±1.5 mA
Short-Circuit Current
15
mA max
Load Current
±1.5
mA max
Capacitive Load
2200
pF max
DC Output Impedance
1
Ω max
DIGITAL INPUTS
JEDEC-compliant
Input High Voltage
1.7
V min
VCC = 2.7 V to 3.6 V
2.0
V min
VCC = 3.6 V to 5.5 V
Input Low Voltage
0.8
V max
VCC = 2.7 V to 5.5 V
Input Current (with pull-up/pull-down)
±8
μA max
SER/PAR, FIFOEN, and RESET pins only
Input Current (no pull-up/pull-down)
±1
μA max
All other digital input pins
Input Capacitance2
10
pF max
DIGITAL OUTPUTS (BUSY, SDO)
Output Low Voltage
0.5
V max
Sinking 200 μA
Output High Voltage (SDO)
VCC 0.5
V min
Sourcing 200 μA
High Impedance Leakage Current
70
μA max
SDO only
High Impedance Output Capacitance2
10
pF typ
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