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LTC2633 Datasheet(PDF) 7 Page - Analog Devices

Part # LTC2633
Description  Dual 12-/10-/8-Bit I2C DACs
PDF  24 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTC2633 Datasheet(HTML) 7 Page - Analog Devices

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LTC2633
7
2633fc
For more information www.linear.com/LTC2633
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOUT
DAC Output Span
External Reference
Internal Reference
0 to VREF
0 to 4.096
V
V
PSR
Power Supply Rejection
VCC = 5V ± 10%
–80
dB
ISC
Short Circuit Output Current (Note 5)
Sinking
Sourcing
VFS = VCC = 5.5V
Zero Scale; VOUT shorted to VCC
Full Scale; VOUT shorted to GND
l
l
27
–28
48
–48
mA
mA
Power Supply
VCC
Positive Supply Voltage
For Specified Performance
l
4.5
5.5
V
ICC
Supply Current (Note 6)
VCC = 5V, VREF =4.096V, External Reference
VCC = 5V, Internal Reference
l
l
0.4
0.5
0.6
0.7
mA
mA
ISD
Supply Current in Power-Down Mode
(Note 6)
VCC = 5V
l
0.5
2
µA
Reference Input
Input Voltage Range
l
1
VCC
V
Resistance
l
120
160
200
kΩ
Capacitance
12
pF
IREF
Reference Current, Power Down Mode
DAC Powered Down
l
0.005
5
µA
Reference Output
Output Voltage
l
2.032
2.048
2.064
V
Reference Temperature Coefficient
±10
ppm/°C
Output Impedance
0.5
kΩ
Capacitive Load Driving
10
µF
Short Circuit Current
VCC = 5.5V, REF Shorted to GND
4
mA
Digital I/O
VIL
Low Level Input Voltage
(SDA and SCL)
(Note 13)
l
–0.5
0.3VCC
V
VIH
High Level Input Voltage
(SDA and SCL)
(Note 10)
l
0.7VCC
V
VIL(CA0)
Low Level Input Voltage on CA0
See Test Circuit 1
l
0.15VCC
V
VIH(CA0)
High Level Input Voltage on CA0
See Test Circuit 1
l
0.85VCC
V
RINH
Resistance from CA0
to VCC to Set CA0 = VCC
See Test Circuit 2
l
10
kΩ
RINL
Resistance from CA0
to GND to Set CA0 = GND
See Test Circuit 2
l
10
kΩ
RINF
Resistance from CA0 to VCC or GND to
Set CA0 = Float
See Test Circuit 2
l
2
MΩ
VOL
Low Level Output Voltage
Sink Current = 3mA
l
0
0.4
V
tOF
Output Fall Time
VO = VIH(MIN) to VO = VIL(MAX),
CB = 10pF to 400pF (Note 11)
l
20 + 0.1CB
250
ns
tSP
Pulse Width of Spikes Suppressed by
Input Filter
l
0
50
ns
IIN
Input Leakage
0.1VCC ≤ VIN ≤ 0.9VCC
l
1
µA
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 4.5V to 5.5V, VOUT unloaded unless otherwise specified.
LTC2633-HI12/-HI10/-HI8/-HZ12/-HZ10/-HZ8/LTC2633A-HI12/-HZ12 (VFS = 4.096V)



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