參數(shù)資料
型號(hào)： LTC2627CDE#TR
廠商： LINEAR TECHNOLOGY CORP
元件分類： DAC
英文描述： 12-Bit Dual Rail-to-Rail with I2C Interface; Package: DFN; No of Pins: 12; Temperature Range: 0°C to +70°C
中文描述： SERIAL INPUT LOADING, 7 us SETTLING TIME, 12-BIT DAC, PDSO12
封裝： 4 X 3 MM, EXPOSED PAD, PLASTIC, MO-229WGED, DFN-12
文件頁(yè)數(shù)： 14/20頁(yè)
文件大小： 333K
代理商： LTC2627CDE#TR
3
LTC2607/LTC2617/LTC2627
26071727f
ELECTRICAL C
C
HARA TERISTICS The ● denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. REF = 4.096V (VCC = 5V), REF = 2.048V (VCC = 2.7V), REFLO = 0V,
VOUT unloaded, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
PSR
Power Supply Rejection
VCC ±10%
–80dB
ROUT
DC Output Impedance
VREF = VCC = 5V, Midscale;
–15mA
≤ IOUT ≤ 15mA
●
0.032
0.15
VREF = VCC = 2.7V, Midscale;
–7.5mA
≤ IOUT ≤ 7.5mA
●
0.035
0.15
DC Crosstalk (Note 4)
Due to Full Scale Output Change (Note 5)
±4
V
Due to Load Current Change
±3
V/mA
Due to Powering Down (per channel)
±30
V
ISC
Short-Circuit Output Current
VCC = 5.5V, VREF = 5.5V
Code: Zero Scale; Forcing Output to VCC ●
15
36
60
mA
Code: Full Scale; Forcing Output to GND
●
15
37
60
mA
VCC = 2.7V, VREF = 2.7V
Code: Zero Scale; Forcing Output to VCC ●
7.5
22
50
mA
Code: Full Scale; Forcing Output to GND
●
7.5
30
50
mA
Reference Input
Input Voltage Range
●
0VCC
V
Resistance
Normal Mode
●
44
64
80k
Capacitance
30
pF
IREF
Reference Current, Power Down Mode
DAC Powered Down
●
0.001
1
A
Power Supply
VCC
Positive Supply Voltage
For Specified Performance
●
2.7
5.5
V
ICC
Supply Current
VCC = 5V (Note 3)
●
0.66
1.3
mA
VCC = 3V (Note 3)
●
0.52
1
mA
DAC Powered Down (Note 3) VCC = 5V
●
0.4
1
A
DAC Powered Down (Note 3) VCC = 3V
●
0.10
1
A
Digital I/O (Note 11)
VIL
Low Level Input Voltage (SDA and SCL)
●
0.3VCC
V
VIH
High Level Input Voltage (SDA and SCL)
●
0.7VCC
V
VIL(LDAC)
Low Level Input Voltage (LDAC)
VCC = 4.5V to 5.5V
●
0.8
V
VCC = 2.7V to 5.5V
●
0.6
V
VIH(LDAC)
High Level Input Voltage (LDAC)
VCC = 2.7V to 5.5V
●
2.4
V
VCC = 2.7V to 3.6V
●
2.0
V
VIL(CAn)
Low Level Input Voltage on CA
n
See Test Circuit 1
●
0.15VCC
V
(
n = 0, 1, 2)
VIH(CAn)
High Level Input Voltage on CA
n (n = 0, 1, 2)
See Test Circuit 1
● 0.85VCC
V
RINH
Resistance from CA
n (n = 0, 1, 2)
See Test Circuit 2
●
10
k
to VCC to Set CAn = VCC
RINL
Resistance from CA
n (n = 0, 1, 2)
See Test Circuit 2
●
10
k
to GND to Set CA
n = GND
RINF
Resistance from CA
n (n = 0, 1, 2)
See Test Circuit 2
●
2M
to VCC or GND to Set CAn = Float
VOL
Low Level Output Voltage
Sink Current = 3mA
●
0
0.4
V
tOF
Output Fall Time
VO = VIH(MIN) to VO = VIL(MAX),
● 20 + 0.1CB
250
ns
CB = 10pF to 400pF (Note 9)
tSP
Pulse Width of Spikes Suppressed by Input Filter
●
050
ns
IIN
Input Leakage
0.1VCC ≤ VIN ≤ 0.9VCC
●
1
A
CIN
I/O Pin Capacitance
Note 12
●
10
pF
CB
Capacitive Load for Each Bus Line
●
400
pF
CCAX
External Capacitive Load on Address
●
10
pF
Pins CA
n (n = 0, 1, 2)
相關(guān)PDF資料
PDF描述
LTC2627CDE-1#TR 12-Bit Dual Rail-to-Rail with I2C Interface; Package: DFN; No of Pins: 12; Temperature Range: 0°C to +70°C
LTC2627IDE#TR 12-Bit Dual Rail-to-Rail with I2C Interface; Package: DFN; No of Pins: 12; Temperature Range: -40°C to +85°C
LTC2627IDE-1#TR 12-Bit Dual Rail-to-Rail with I2C Interface; Package: DFN; No of Pins: 12; Temperature Range: -40°C to +85°C
LTC2629CGN#TR Quad 12-Bit Rail-to-Rail DACs with I2C Interface; Package: SSOP; No of Pins: 16; Temperature Range: 0°C to +70°C
LTC2629CGN-1#TR Quad 12-Bit Rail-to-Rail DACs with I2C Interface; Package: SSOP; No of Pins: 16; Temperature Range: 0°C to +70°C
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