LTC1659IMS8 Просмотр технического описания (PDF) - Linear Technology
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LTC1659IMS8 Datasheet PDF : 12 Pages
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LTC1659
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 2.7V to 5.5V, VOUT unloaded, REF ≤ VCC, TA = TMIN to TMAX
unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
VOS
Offset Error
VOS TC
VFS
Offset Error Temperature Coefficient
Full-Scale Voltage
VFS TC
Full-Scale Voltage Temperature Coefficient
Power Supply
Measured at Code 20
REF = 4.096V
●
4.070
● 4.060
±15
4.095
4.095
10
±12
±18
4.120
4.130
mV
mV
μV/°C
V
V
ppm/°C
VCC
Positive Supply Voltage
ICC
Supply Current
Op Amp DC Performance
For Specified Performance
(Note 5)
● 2.7
5.5
V
●
240 450
μA
Short-Circuit Current Low
Short-Circuit Current High
Output Impedance to GND
VOUT Shorted to GND
VOUT Shorted to VCC
Input Code = 0
●
70
120
mA
●
65
120
mA
●
40
150
Ω
Output Line Regulation
AC Performance
Input Code = 4095, VCC = 4.5V to 5.5V
0.1
1.5
LSB/V
Voltage Output Slew Rate
(Note 3)
● 0.5
1.0
V/μs
Voltage Output Settling Time
(Notes 3, 4) to ±0.5LSB
14
μs
Digital Feedthrough
0.3
nV • s
Reference Input
RIN
REF
Digital I/O
REF Input Resistance
REF Input Range
(Notes 6, 7)
● 17
28
40
kΩ
●
0
VCC
V
VIH
Digital Input High Voltage
VIL
Digital Input Low Voltage
VOH
Digital Output High Voltage
VOL
Digital Output Low Voltage
VIH
Digital Input High Voltage
VIL
Digital Input Low Voltage
VOH
Digital Output High Voltage
VOL
Digital Output Low Voltage
ILEAK
Digital Input Leakage
CIN
Digital Input Capacitance
VCC = 5V
VCC = 5V
VCC = 5V, IOUT = –1mA, DOUT Only
VCC = 5V, IOUT = 1mA, DOUT Only
VCC = 3V
VCC = 3V
VCC = 3V, IOUT = –1mA, DOUT Only
VCC = 3V, IOUT = 1mA, DOUT Only
VIN = GND to VCC
(Note 7)
● 2.4
●
● VCC – 1.0
●
● 2.0
●
● VCC – 0.7
●
●
●
V
0.8
V
V
0.4
V
V
0.6
V
V
0.4
V
±10
μA
10
pF
1659fa
3
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