Linear Technology LTC2635-LMI12: 12-Bit Quad I²C DAC, req DC590 DC1593A-A DC1593A-A 데이터 시트
제품 코드
DC1593A-A
LTC2635
2635fb
electrical characteristics
The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 2.7V to 5.5V, V
OUT
unloaded unless otherwise specified.
LTC2635-LMI12/-LMI10/-LMI8/-LMX12/-LMX10/-LMX8/-LZ12/-LZ10/-LZ8/-LMO12/-LMO10/-LM08 (V
FS
= 2.5V)
SYMBOL PARAMETER
CONDITIONS
LTC2635-8
LTC2635-10
LTC2635-12
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
MIN
TYP
MAX
DC Performance
Resolution
l
8
10
12
Bits
Monotonicity
V
CC
= 3V, Internal Ref. (Note 4)
l
8
10
12
Bits
DNL
Differential Nonlinearity V
CC
= 3V, Internal Ref. (Note 4)
l
±0.5
±0.5
±1
LSB
INL
Integral Nonlinearity
V
CC
= 3V, Internal Ref. (Note 4)
l
±0.05 ±0.5
±0.2
±1
±1
±2.5
LSB
ZSE
Zero-Scale Error
V
CC
= 3V, Internal Ref., Code=0
l
0.5
5
0.5
5
0.5
5
mV
V
OS
Offset Error
V
CC
= 3V, Internal Ref. (Note 5)
l
±0.5
±5
±0.5
±5
±0.5
±5
mV
V
OSTC
V
OS
Temperature
Coefficient
V
CC
= 3V, Internal Ref.
±10
±10
±10
µV/°C
GE
Gain Error
V
CC
= 3V, Internal Ref.
l
±0.2
±0.8
±0.2
±0.8
±0.2
±0.8
%FSR
GE
TC
Gain Temperature
Coefficient
V
CC
= 3V, Internal Ref. (Note 10)
C-Grade
H-Grade
10
10
10
10
10
10
10
ppm/°C
ppm/°C
Load Regulation
Internal Ref., Mid-Scale,
V
CC
= 3V ± 10%,
–5mA ≤ I
OUT
≤ 5mA
V
CC
= 5V±10%,
–10mA ≤ I
OUT
≤ 10mA
l
l
0.009
0.009
0.016
0.016
0.035
0.035
0.064
0.064
0.14
0.14
0.256
0.256
LSB/mA
LSB/mA
R
OUT
DC Output Impedance
Internal Ref., Mid-Scale,
V
CC
= 3V ± 10%,
–5mA ≤ I
OUT
≤ 5mA
V
CC
= 5V±10%,
–10mA ≤ I
OUT
≤ 10mA
l
l
0.09
0.09
0.156
0.156
0.09
0.09
0.156
0.156
0.09
0.09
0.156
0.156
Ω
Ω
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
OUT
DAC Output Span
External Reference
Internal Reference
0 to V
REF
0 to 2.5
V
V
PSR
Power Supply Rejection
V
CC
= 3V ± 10% or 5V ± 10%
–80
dB
I
SC
Short Circuit Output Current (Note 6)
Sinking
Sourcing
V
FS
= V
CC
= 5.5V
Zero-Scale; V
OUT
Shorted to V
CC
Full-Scale; V
OUT
Shorted to GND
l
l
27
–28
48
–48
mA
mA
DAC I
SD
DAC Output Current in High Impedance Mode
Sinking
Sourcing
MO Options Only
l
l
0.05
–0.001
2
–0.1
µA
µA
Power Supply
V
V
CC
Positive Supply Voltage
For Specified Performance
l
2.7
5.5
V
I
CC
Supply Current (Note 7)
V
CC
= 3V, V
REF
= 2.5V, External Reference
V
CC
= 3V, Internal Reference
V
CC
= 5V V
REF
= 2.5V, External Reference
V
CC
= 5V, Internal Reference
l
l
l
l
0.5
0.6
0.6
0.7
0.7
0.8
0.8
0.9
mA
mA
mA
mA
I
SD
Supply Current in Power-Down Mode
(Note 7)
V
CC
= 5V, C-Grade
V
CC
= 5V, H-Grade
l
l
1
1
20
30
µA
µA