ltc2640-lz8 Linear Technology Corporation, ltc2640-lz8 Datasheet - Page 5

• Manufacturer Part Number: ltc2640-lz8
• Description: Single 12-/10-/8-bit Spi Vout Dacs With Bidirectional Reference
• Manufacturer: Linear Technology Corporation

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
LTC2640-LM12/-LM10/-LM8/-LZ12/-LZ10/-LZ8, LTC2640A-LM12/-LZ12 (V
SYMBOL PARAMETER
DC Performance
DNL
INL
ZSE
V
V
FSE
V
R
SYMBOL
V
PSR
I
Power Supply
V
I
I
SC
CC
SD
OS
OSTC
FSTC
OUT
CC
OUT
Resolution
Monotonicity
Differential
Nonlinearity
Integral
Nonlinearity
Zero Scale Error
Offset Error
V
Coeffi cient
Full Scale Error
Full Scale Voltage
Temperature
Coeffi cient
Load Regulation
DC Output
Impedance
OS
Temperature
PARAMETER
DAC Output Span
Power Supply Rejection
Short Circuit Output Current (Note 6)
Positive Supply Voltage
Supply Current (Note 7)
Supply Current in Power-Down Mode
(Note 7)
Sinking
Sourcing
CONDITIONS
V
V
V
V
Code = 0
V
V
V
V
Internal Ref., Midscale,
V
–5mA ≤ I
V
–10mA ≤ I
Internal Ref., Midscale,
V
–5mA ≤ I
V
–10mA ≤ I
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
C-Grade
I-Grade
H-Grade
= 3V, Internal Ref. (Note 11)
= 3V, Internal Ref. (Note 10)
= 3V, Internal Ref. (Note 4)
= 3V, Internal Ref. (Note 4)
= 3V, Internal Ref. (Note 4)
= 3V, Internal Ref.,
= 3V, Internal Ref. (Note 5)
= 3V, Internal Ref. (Note 5)
= 3V ±10%,
= 5V ±10%,
= 3V ±10%,
= 5V ±10%,
OUT
OUT
OUT
OUT
≤ 5mA,
≤ 5mA,
≤ 10mA
≤ 10mA
A
= 25°C. V
l
l
l
l
l
l
l
l
l
l
l
CONDITIONS
External Reference
Internal Reference
V
V
For Specifi ed Performance
V
V
V
V
V
V
CC
FS
CC
CC
CC
CC
CC
CC
Zero Scale; V
Full Scale; V
MIN
The
= V
= 3V ±10% or 5V ±10%
= 3V, V
= 3V, Internal Reference
= 5V, V
= 5V, Internal Reference
= 5V, C-Grade, I-Grade
= 5V, H-Grade
8
8
CC
LTC2640-8
l
CC
±0.05 ±0.5
±0.08 ±0.4
0.009
0.009
±0.5
0.09
0.09
TYP
±10
±10
±10
±10
= 5.5V
0.5
denotes the specifi cations which apply over the full operating
REF
REF
= 2.7V to 5.5V, V
OUT
OUT
= 2.5V, External Reference
= 2.5V, External Reference
0.016
0.016
0.156
0.156
MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX
±0.5
shorted to GND
±5
FS
5
shorted to V
= 2.5V)
10
10
LTC2640-10
±0.08 ±0.4
0.035
0.035
±0.2
±0.5
0.09
0.09
±10
±10
±10
±10
0.5
OUT
CC
unloaded unless otherwise specifi ed.
0.064
0.064
0.156
0.156
±0.5
±1
±5
5
12
12
l
l
l
l
l
l
l
l
l
LTC2640-12
±0.08 ±0.4
±0.5
0.14
0.14
0.09
0.09
±10
±10
±10
±10
0.5
±1
MIN
2.7
0.256
0.256
0.156
0.156
±2.5
±1
±5
5
0 to V
0 to 2.5
TYP
–80
–28
150
180
160
190
0.6
0.6
27
12
12
LTC2640A-12
REF
LTC2640
±0.08 ±0.4
±0.5
±0.5
0.14
0.14
0.09
0.09
±10
±10
±10
±10
0.5
MAX
–48
200
240
210
260
5.5
1.8
48
4
0.256
0.256
0.156
0.156
±1
±1
±5
5
LSB/mA
LSB/mA
ppm/°C
ppm/°C
ppm/°C
UNITS
UNITS
%FSR
μV/°C
2640fa
5
LSB
LSB
Bits
Bits
mA
mA
mV
mV
dB
μA
μA
μA
μA
μA
μA
Ω
Ω
V
V
V