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參數(shù)資料
| 型號(hào)： | LTC8143FSW#TRPBF |
| 廠商： | Linear Technology |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大?。?/td> | 0K |
| 描述： | IC D/A CONV 12BIT SERIAL 16-SOIC |
| 標(biāo)準(zhǔn)包裝： | 1,000 |
| 設(shè)置時(shí)間： | 1µs |
| 位數(shù)： | 12 |
| 數(shù)據(jù)接口： | 串行 |
| 轉(zhuǎn)換器數(shù)目： | 1 |
| 電壓電源： | 單電源 |
| 功率耗散（最大）： | 550µW |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類(lèi)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 |
| 包裝： | 帶卷 (TR) |
| 輸出數(shù)目和類(lèi)型： | 2 電流，單極；2 電流，雙極 |
| 采樣率（每秒）： | * |
3
LTC7543/LTC8143
VDD = 5V, VREF = 10V, VOUT1 = VOUT2 = AGND = DGND = 0V, TA = TMIN to TMAX, unless otherwise specified.
LTC8143E
LTC8143F
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Resolution
q
12
Bits
INL
Integral Nonlinearity
(Note 1)
q
±0.5
±1
LSB
(Relative Accuracy)
DNL
Differential Nonlinearity
Guaranteed Monotonic, TMIN to TMAX
q
±0.5
±1
LSB
GE
Gain Error
(Note 2)
TA = 25°C
±1
±2
LSB
TMIN to TMAX
q
±2
LSB
Gain Temperature Coefficient
(Note 3)
q
15
ppm/
°C
(
Gain/Temp)
ILKG
Output Leakage Current
(Note 4)
TA = 25°C
±5
±5nA
TMIN to TMAX
q
±25
nA
Zero-Scale Error
TA = 25°C
±0.03
LSB
TMIN to TMAX
q
±0.15
LSB
PSRR
Power Supply Rejection Ratio VDD = 5V ±5%
q
±0.0001 ±0.002
%/%
ACCURACY CHARACTERISTICS – LTC8143
VDD = 5V, VREF = 10V, VOUT1 = VOUT2 = AGND = DGND = 0V, TA = TMIN to TMAX, unless otherwise specified.
ELECTRICAL CHARACTERISTICS – LTC7543/LTC8143
LTC7543/LTC8143
ALL GRADES
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Reference Input
RREF
VREF Input Resistance
(Note 5)
q
811
15
k
AC Performance (Note 3)
Output Current Settling Time
(Notes 6, 7)
q
0.25
1
s
Multiplying Feedthrough Error
VREF = ±10V, 10kHz Sinewave
q
0.8
2
mVP-P
Digital-to-Analog Glitch Energy
(Notes 6, 8)
q
2
20
nV-sec
THD
Total Harmonic Distortion
(Note 9)
q
– 108
– 92
dB
Output Noise Voltage Density
(Note 10)
q
13
nV/
√Hz
Analog Outputs (Note 3)
COUT
Output Capacitance
DAC Register Loaded to All 1s
COUT1
q
60
90
pF
COUT2
q
20
60
pF
DAC Register Loaded to All 0s
COUT1
q
30
60
pF
COUT2
q
50
90
pF
Digital Inputs
VIH
Digital Input High Voltage
q
2.4
V
VIL
Digital Input Low Voltage
q
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
q
0.001
±1
A
CIN
Digital Input Capacitance
(Note 3), VIN = 0V
q
8pF
Digital Outputs: SRO (LTC8143 Only)
VOH
Digital Output High
IOH = – 200A
q
4V
VOL
Digital Output Low
IOL = 1.6mA
q
0.4
V
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