l denotes specications which apply over the full operating tem" />
參數(shù)資料
型號(hào): LTC2704CGW-12#TRPBF
廠商: Linear Technology
文件頁數(shù): 17/22頁
文件大?。?/td> 0K
描述: IC DAC 12BIT QUAD VOUT 44-SSOP
產(chǎn)品培訓(xùn)模塊: LTC275x 18-Bit DAC
標(biāo)準(zhǔn)包裝: 1,000
設(shè)置時(shí)間: 8µs
位數(shù): 12
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 4
電壓電源: 模擬和數(shù)字,雙 ±
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 44-BSOP(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 44-SSOP
包裝: 帶卷 (TR)
輸出數(shù)目和類型: 4 電壓,單極;4 電壓,雙極
采樣率(每秒): *
LTC2704
4
2704fd
ELECTRICAL CHARACTERISTICS
The
l denotes specications which apply over the full operating temperature range, otherwise specications are TA = 25°C,
V+1 = V+2 = 15V, V= –15V, VDD = 5V, REF1 = REF2 = 5V, AGND = AGNDx = REFG1 = REFG2 = GND = 0V.
SYMBOL
PARAMETER
CONDITIONS
LTC2704-12
LTC2704-14
LTC2704-16
UNITS
MIN TYP
MAX
MIN TYP
MAX
MIN TYP MAX
SR
Slew Rate
RL= 2k, V+/V= ±15V (Note 2)
RL= 2k, V+/V= ±5V (Note 2)
l
2.2
2.0
3
2.8
2.2
2.0
3
2.8
2.2
2.0
3
2.8
V/μs
Capacitive Load
Driving
Within Maximum Load Current
1000
pF
The
l denotes specications which apply over the full operating
temperature range, otherwise specications are TA = 25°C, V+1 = V+2 = 15V, V= –15V, VDD = 5V, REF1 = REF2 = 5V, AGND = AGNDx =
REFG1 = REFG2 = GND = 0V.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Reference Inputs
REF1, REF2 Input Voltage
V+/V= ±15V, 0V to 5V Span (Note 2)
l
–14.5
14.5
V
Resistances
RREF1, RREF2
Reference Input Resistance
l
57
RFBx
Output Feedback Resistance
l
710
RVOSX
Offset Adjust Input Resistance
l
700
1000
AC Performance (Note 4)
Glitch Impulse
0V to 5V Range, Midscale Transition
2
nV-s
Crosstalk
10V Step on VOUTA
DAC B: 0V to 5V Range, Full Scale
DAC B: 0V to 10V Range, Full Scale
2
3
nV-s
Digital Feedthrough
±10V Range, Midscale
0.2
nV-s
Multiplying Feedthrough Error
0V to 10V Range, VREF = ±5V, 10kHz Sine Wave
0.35
mVP-P
Multiplying Bandwidth
Span = 0V to 5V, Full Scale
Span = 0V to 10V, Full Scale
300
250
kHz
Output Noise Voltage Density
10kHz
Span = 0V to 5V, Midscale
Span = 0V to 10V, Midscale
30
50
nV/√Hz
Output Noise Voltage
0.1Hz to 10Hz
Span = 0V to 5V, Midscale
Span = 0V to 10V, Midscale
0.8
1.2
μVRMS
Power Supply
IDD
Supply Current, VDD
Digital Inputs = 0V or VDD
l
0.5
2
μA
IS
Supply Current, V+/V
V+/V= ±15V, ±10%; VREF = 5V, VOUT = 0V (Note 2)
V+/V= ±5V, ±10%; VREF = 2V, VOUT = 0V (Note 2)
Sleep Mode—All DACs (Note 4)
l
17.5
17.0
20
18
1
mA
VDD
Logic Supply Voltage
l
2.7
5.5
V
V+1/V+2
Positive Analog Supply Voltage
l
4.5
16.5
V
V
Negative Analog Supply Voltage
l
–16.5
–4.5
V
Digital Inputs/Outputs
VIH
Digital Input High Voltage
VDD = 2.7V to 5.5V
VDD = 2.7V to 3.3V
l
2.4
2.0
V
VIL
Digital Input Low Voltage
VDD = 2.7V to 5.5V
VDD = 4.5V to 5.5V
l
0.6
0.8
V
VOH
Digital Output High Voltage
IOH = 200μA
l VCC – 0.4
V
VOL
Digital Output Low Voltage
IOL = 200μA
l
0.4
V
IIN
Digital Input Current
l
0.001
±1
μA
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