LTC2630
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating
unloaded unless otherwise specified.
temperature range, otherwise specifications are at T = 25°C. V = 2.7V to 5.5V, V
OUT
A
CC
LTC2630-LM12/-LM10/-LM8/-LZ12/-LZ10/-LZ8, LTC2630A-LM12/-LZ12 (V = 2.5V)
FS
LTC2630-8
LTC2630-10
LTC2630-12
LTC2630A-12
SYMBOL PARAMETER
DC Performance
Resolution
CONDITIONS
UNITS
MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX
●
●
●
●
●
●
8
8
10
10
12
12
12
12
Bits
Bits
Monotonicity
V
CC
= 3V, Internal Ref. (Note 2)
DNL
INL
Differential Nonlinearity V = 3V, Internal Ref. (Note 2)
0.5
0.5
1
1
2
1
1
LSB
LSB
mV
CC
Integral Nonlinearity
Zero Scale Error
Offset Error
V
CC
V
CC
V
CC
V
CC
= 3V, Internal Ref. (Note 2)
= 3V, Internal Ref., Code = 0
= 3V, Internal Ref. (Note 3)
= 3V, Internal Ref. (Note 3)
0.05 0.5
0.2
0.5
0.5
10
1
0.5
0.5
10
0.5
0.5
0.5
10
ZSE
0.5
0.5
10
5
5
5
5
V
V
5
5
5
5
mV
OS
V
Temperature
μV/°C
OSTC
OS
Coefficient
●
FSE
Full Scale Error
V
V
= 3V, Internal Ref.
0.2 0.8
0.2 0.8
0.2 0.8
0.2
0.8
%FSR
CC
CC
V
Full Scale Voltage
Temperature
Coefficient
= 3V, Internal Ref. (Note 8)
FSTC
C-Grade
I-Grade
H-Grade
10
10
10
10
10
10
10
10
10
10
10
10
ppm/°C
ppm/°C
ppm/°C
●
●
Load Regulation
V
= 3V 10% or 5V 10%,
0.008 0.016
0.03 0.064
0.13 0.256
0.13 0.256
LSB/
mA
CC
Internal Ref., Midscale,
–5mA ≤ I
≤ 5mA
OUT
R
OUT
DC Output Impedance
V
= 3V 10% or 5V 10%,
CC
0.08 0.156
0.08 0.156
0.08 0.156
0.08 0.156
Ω
Internal Ref., Midscale,
–5mA ≤ I ≤ 5mA
OUT
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
DAC Output Span
Supply as Reference
Internal Reference
0V to V
V
V
OUT
CC
0V to 2.5
PSR
Power Supply Rejection
V
CC
= 3V 10% or 5V 10%
–80
dB
I
SC
Short Circuit Output Current (Note 4)
V
FS
= V = 5.5V
CC
●
●
Sinking
Zero Scale; V
Shorted to V
27
–28
50
–50
mA
mA
OUT
CC
Sourcing
Full Scale; V
Shorted to GND
OUT
Power Supply
●
V
Power Supply Voltage
Supply Current (Note 5)
For Specified Performance
Midscale
2.7
5.5
V
CC
I
CC
●
●
●
●
μA
μA
μA
μA
V
CC
V
CC
V
CC
V
CC
= 3V, Supply as Reference
= 3V, Internal Reference
= 5V, Supply as Reference
= 5V, Internal Reference
160
180
180
190
220
240
250
260
●
●
I
Supply Current in Shutdown Mode (Note 5) V = 5V, C-Grade, I-Grade
0.36
0.36
1.5
3
μA
μA
SD
CC
V
= 5V, H-Grade
CC
Digital I/O
●
●
V
Digital Input High Voltage
V
V
= 3.6V to 5.5V
= 2.7V to 3.6V
2.4
2.0
V
V
IH
CC
CC
●
●
V
Digital Input Low Voltage
V
V
= 4.5V to 5.5V
= 2.7V to 4.5V
0.8
0.6
V
V
IL
CC
CC
●
●
I
Digital Input Leakage
V
= GND to V
CC
1
μA
LK
IN
C
Digital Input Capacitance
(Note 6)
2.5
pF
IN
2630f
4
Linear [ Linear ]
