Linear Technology DC1074A - LTC2630: 12-bit DAC in SC70 Package, board includes HZ, HM, LZ and LM DACs (req DC590) DC107 DC1074A Data Sheet

Product codes
DC1074A
Page of 22
LTC2630
4
2630ff
electrical characteristics
SYMBOL PARAMETER
CONDITIONS
LTC2630-8
LTC2630-10
LTC2630-12
LTC2630A-12
UNITS
MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX
DC Performance
 
Resolution
l
8
10
12
12
Bits
Monotonicity
V
CC
 = 3V, Internal Ref. (Note 4)
l
8
10
12
12
Bits
DNL
Differential Nonlinearity V
CC
 = 3V, Internal Ref. (Note 4)
l
±0.5
±0.5
±1
±1
LSB
INL
Integral Nonlinearity
V
CC
 = 3V, Internal Ref. (Note 4)
l
±0.05 ±0.5
±0.2 ±1
±1
±2
±0.5 ±1
LSB
ZSE
Zero Scale Error
V
CC
 = 3V, Internal Ref., Code = 0
l
0.5
5
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
±0.5 ±5
mV
V
OSTC
V
OS
 Temperature  
Coefficient
V
CC
 = 3V, Internal Ref. (Note 5)
±10
±10
±10
±10
µV/°C
FSE
Full Scale Error
V
CC
 = 3V, Internal Ref. 
l
±0.2 ±0.8
±0.2 ±0.8
±0.2 ±0.8
±0.2 ±0.8
%FSR
V
FSTC
Full Scale Voltage 
Temperature 
Coefficient
V
CC
 = 3V, Internal Ref. (Note 10) 
   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
Internal Ref., Mid-Scale,  
V
CC
 = 3V ±10%, –5mA ≤ I
OUT
 ≤ 5mA 
V
CC
 = 5V ±10%, –10mA ≤ I
OUT
 ≤ 10mA
 
l
 
0.008 
0.008
 
0.016 
0.016
 
0.03 
0.03
 
0.064 
0.064
 
0.13 
0.13
 
0.256 
0.256
 
0.13 
0.13
 
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
 
0.08 
0.08
 
0.156 
0.156
 
0.08 
0.08
 
0.156 
0.156
 
0.08 
0.08
 
0.156 
0.156
 
0.08 
0.08
 
0.156 
0.156
 
Ω
 
Ω
 
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.
LTC2630-LM12/-LM10/-LM8/-LZ12/-LZ10/-LZ8, LTC2630A-LM12/-LZ12 (V
FS
 = 2.5V)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
OUT
DAC Output Span
Supply as Reference 
Internal Reference
0V to V
CC 
0V to 2.5
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
 
27 
–28
 
50 
–50
 
mA 
mA
Power Supply
V
CC
Power Supply Voltage
For Specified Performance
l
2.7
5.5
V
I
CC
Supply Current (Note 7)
V
CC
 = 3V, Supply as Reference 
V
CC
 = 3V, Internal Reference 
V
CC
 = 5V, Supply as Reference 
V
CC
 = 5V, Internal Reference
l
160 
180 
180 
190
220 
240 
250 
260
µA 
µA 
µA 
µA
I
SD
Supply Current in Power-Down Mode  
(Note 7)
V
CC
 = 5V, C-Grade, I-Grade 
V
CC
 = 5V, H-Grade
l
0.36 
0.36
1.8 
5
µA 
µA
Digital I/O
V
IH
Digital Input High Voltage
V
CC
 = 3.6V to 5.5V 
V
CC
 = 2.7V to 3.6V
l
2.4 
2.0
V
V
IL
Digital Input Low Voltage
V
CC
 = 4.5V to 5.5V 
V
CC
 = 2.7V to 4.5V
l
0.8 
0.6
V
I
LK
Digital Input Leakage
V
IN
 = GND to V
CC
l
±1
µA
C
IN
Digital Input Capacitance
(Note 8)
l
2.5
pF