LTC2605C データシートの表示（PDF） - Linear Technology
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LTC2605C Datasheet PDF : 18 Pages
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LTC2605/LTC2615/LTC2625
ELECTRICAL CHARACTERISTICS The l denotes the 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), VOUT unloaded,
unless otherwise noted. (Note 9)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Digital I/O (Note 9)
VIL
Low Level Input Voltage (SDA and SCL)
VIH
High Level Input Voltage (SDA and SCL)
VIL(CA)
VIH(CA)
RINH
RINL
Low Level Input Voltage (CA0 to CA2) See Test Circuit 1
High Level Input Voltage (CA0 to CA2) See Test Circuit 1
Resistance from CAn (n = 0,1,2) to VCC See Test Circuit 2
to Set CAn = VCC
Resistance from CAn (n = 0,1,2) to GND See Test Circuit 2
to Set CAn = GND
l
l 0.7VCC
l
l 0.85VCC
l
l
0.3VCC
V
V
0.15VCC
V
V
10
kΩ
10
kΩ
RINF
Resistance from CAn (n = 0,1,2) to VCC See Test Circuit 2
or GND to Set CAn = FLOAT
l
2
MΩ
VOL
Low Level Output Voltage
tOF
Output Fall Time
Sink Current = 3mA
VO = VIH(MIN) to VO = VIL(MAX), CB = 10pF to 400pF
(Note 7)
l
0
l 20 + 0.1CB
0.4
V
250
ns
tSP
Pulse Width of Spikes Surpassed by
Input Filter
l
0
50
ns
IIN
Input Leakage
0.1VCC ≤ VIN ≤ 0.9VCC
CIN
I/O Pin Capacitance
(Note 12)
CB
Capacitance Load for Each Bus Line
CCAn
External Capacitive Load on Address
Pins CA0, CA1 and CA2
l
1
μA
l
10
pF
l
400
pF
l
10
pF
The l denotes the 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), VOUT unloaded, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
LTC2625/LTC2625-1 LTC2615/LTC2615-1 LTC2605/LTC2605-1
MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS
AC Performance
tS
Settling Time (Note 5)
±0.024% (±1LSB at 12 Bits)
7
±0.006% (±1LSB at 14 Bits)
±0.0015% (±1LSB at 16 Bits)
7
7
μs
9
9
μs
10
μs
Settling Time for 1LSB Step ±0.024% (±1LSB at 12 Bits)
2.7
2.7
2.7
μs
(Note 6)
±0.006% (±1LSB at 14 Bits)
4.8
4.8
μs
±0.0015% (±1LSB at 16 Bits)
5.2
μs
Voltage Output Slew Rate
0.80
0.80
0.80
V/μs
Capacitive Load Driving
1000
1000
1000
pF
Glitch Inpulse
At Mid-Scale Transition
12
12
12
nV•s
Multiplying Bandwidth
en
Output Voltage Noise Density At f = 1kHz
At f = 10kHz
180
180
180
kHz
120
120
120
nV/√Hz
100
100
100
nV/√Hz
Output Voltage Noise
0.1Hz to 10Hz
15
15
15
μVP-P
2605fa
4
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