LTC2604/LTC2614/LTC2624
3
2604fd
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
PSR
Power Supply Rejection
VCC = 5V ±10%
VCC = 3V ±10%
–80
dB
ROUT
DC Output Impedance
VREF = VCC = 5V, Midscale; –15mA ≤ IOUT ≤ 15mA
VREF = VCC = 2.5V, Midscale; –7.5mA ≤ IOUT ≤ 7.5mA
l
0.025
0.030
0.15
Ω
DC Crosstalk (Note 4)
Due to Full Scale Output Change (Note 5)
Due to Load Current Change
Due to Powering Down (per Channel)
±5
±1
±3.5
μV
μV/mA
μV
ISC
Short-Circuit Output Current
VCC = 5.5V, VREF = 5.5V
Code: Zero Scale; Forcing Output to VCC
Code: Full Scale; Forcing Output to GND
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15
34
36
60
mA
VCC = 2.5V, VREF = 2.5V
Code: Zero Scale; Forcing Output to VCC
Code: Full Scale; Forcing Output to GND
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7.5
18
24
50
mA
Reference Input
Input Voltage Range
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0VCC
μA
Resistance
Normal Mode
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88
128
160
kΩ
Capacitance
14
pF
IREF
Reference Current, Power Down Mode All DACs Powered Down
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0.001
1
μA
Power Supply
VCC
Positive Supply Voltage
For Specied Performance
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2.5
5.5
V
ICC
Supply Current
VCC = 5V (Note 3)
VCC = 3V (Note 3)
All DACs Powered Down (Note 3) VCC = 5V
All DACs Powered Down (Note 3) VCC = 3V
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1.3
1
0.35
0.10
2
1.6
1
mA
μA
Digital I/O
VIH
Digital Input High Voltage
VCC = 2.5V to 5.5V
VCC = 2.5V to 3.6V
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2.4
2.0
V
ELECTRICAL CHARACTERISTICS The ● denotes specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. REF A = REF B = REF C = REF D = 4.096V (VCC = 5V), REF A = REF B =
REF C = REF D = 2.048V (VCC = 2.5V), REF LO = 0V, VOUT unloaded, unless otherwise noted. (Note 10)
SYMBOL PARAMETER
CONDITIONS
LTC2624/LTC2624-1
LTC2614/LTC2614-1
LTC2604/LTC2604-1
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
Load Regulation
VREF = VCC = 5V, Midscale
IOUT = 0mA to 15mA Sourcing
IOUT = 0mA to 15mA Sinking
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0.025
0.125
0.1
0.5
0.3
2
LSB/mA
VREF = VCC = 2.5V, Midscale
IOUT = 0mA to 7.5mA Sourcing
IOUT = 0mA to 7.5mA Sinking
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0.05
0.25
0.2
1
0.7
4
LSB/mA
ZSE
Zero-Scale Error
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1.5
9
1.5
9
1.5
9
mV
VOS
Offset Error
(Note 7)
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±1.5
±9
±1.5
±9
±1.5
±9
mV
VOS Temperature
Coefcient
±5
μV/°C
GE
Gain Error
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±0.1
±0.7
±0.1
±0.7
±0.1
±0.7
%FSR
Gain Temperature
Coefcient
±5
ppm/°C
The
● denotes specications which apply over the full operating temperature range, otherwise specications are at TA = 25°C. REF
A = REF B = REF C = REF D = 4.096V (VCC = 5V), REF A = REF B = REF C = REF D = 2.048V (VCC = 2.5V), REF LO = 0V, VOUT unloaded,
unless otherwise noted. (Note 10)