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Linear Technology LTC2655-L16 Quad I2C 16-bit Voltage Output DAC with 1.25V Reference, req DC590 DC1703A-A DC1703A-A Ficha De Dados

Códigos do produto
DC1703A-A
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LTC2655
5
2655f
 ELECTRICAL CHARACTERISTICS
 The 
l
 denotes the specifi cations which apply over the full operating 
temperature range, otherwise specifi cations are at T
A
 = 25°C. V
CC
 = 2.7V to 5.5V, V
OUT
 unloaded unless otherwise specifi ed.
LTC2655B-L16/ LTC2655-L12  (Internal Reference=1.25V)
SYMBOL
PARAMETER
CONDITIONS
LTC2655-12
LTC2655B-16
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
DC Performance
Resolution
l
12
16
Bits
Monotonicity
(Note 3)
l
12
16
Bits
DNL
Differential Nonlinearity
(Note 3)
l
±0.1
±0.5
±0.3
±1
LSB
INL
Integral Nonlinearity (Note 3)
V
CC
 = 5.5V, V
REF 
= 2.5V
l
±0.5
±1
±2
±4
LSB
Load Regulation
V
CC
 = 5V ±10%, Internal Reference, 
Mid-Scale, –15mA ≤ I
OUT
 ≤ 15mA
l
0.04
0.125
0.6
2
LSB/mA
V
CC
 = 3V ±10%, Internal Reference, 
Mid-Scale, –7.5mA ≤ I
OUT
 ≤ 5mA
l
0.06
0.25
1
4
LSB/mA
ZSE
Zero-Scale Error
l
1
3
1
3
mV
V
OS
Offset Error
V
REF
 = 1.25V (Note 4)
l
±1
±2
±1
±2
mV
V
OS
 Temperature Coeffi cient
5
5
μV/°C
GE
Gain Error
l
±0.02
±0.1
±0.02
±0.1
%FSR
Gain Temperature Coeffi cient
1
1
ppm/°C
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
OUT
DAC Output Span
Internal Reference 
External Reference = V
EXTREF
0 to 2.5
0 to 2•V
EXTREF
V
V
PSR
Power Supply Rejection
V
CC
 ±10%
–80
dB
R
OUT
DC Output Impedance
V
CC
 = 5V ±10%, Internal Reference, Mid-Scale, 
–15mA ≤ I
OUT
 ≤ 15mA
V
CC
 = 3V ±10%, Internal Reference, Mid-Scale, 
–7.5mA ≤ I
OUT
 ≤ 7.5mA
l
l
0.04
0.04
0.15
0.15
Ω
Ω
DC Crosstalk (Note 5)
Due to Full-Scale Output Change
Due to Load Current Change
Due to Powering Down (per Channel)
±1.5
±2
±1
μV
μV/mA
μV
I
SC
Short-Circuit Output Current (Note 6)
V
CC
 = 5.5V V
EXTREF
 = 2.8V 
Code: Zero-Scale; Forcing Output to V
CC
 
Code: Full-Scale; Forcing Output to GND
l
l
20
20
65
65
mA
mA
V
CC
 = 2.7V V
EXTREF
 = 1.4V 
Code: Zero-Scale; Forcing Output to V
CC
 
Code: Full-Scale; Forcing Output to GND
l
l
10
10
45
45
mA
mA