LTC1663 データシートの表示（PDF） - Linear Technology
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LTC1663 Datasheet PDF : 12 Pages
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LTC1663
ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. VCC = 2.7V to 5.5V, VCC set as reference, VOUT unloaded, unless otherwise noted.
SYMBOL
VCC
ICC
PARAMETER
Positive Supply Voltage
Supply Current
ISD
Supply Current in Shutdown Mode
Op Amp DC Performance
Short-Circuit Current (Sourcing)
Short-Circuit Current (Sinking)
Output Impedance to GND
Output Impedance to VCC
AC Performance
Voltage Output Slew Rate
Voltage Output Settling Time
Digital Feedthrough
Digital-to-Analog Glitch Impulse
Digital Inputs SCL, SDA
VIH
High Level Input Voltage
VIL
Low Level Input Voltage
VLTH
Logic Threshold Voltage
ILEAK
Digital Input Leakage
CIN
Digital Input Capacitance
Digital Output SDA
VOL
Digital Output Low Voltage
Address Inputs AD0, AD1, AD2 (MSOP Only)
IUP
Address Pin Pull-Up Current
VIH
High Level Input Voltage
VIL
Low Level Input Voltage
CONDITIONS
VCC = 3V (Note 3)
VCC = 5V (Note 3)
(Note 3)
LTC1663E (Note 3)
MIN
l 2.7
l
l
l
l
TYP MAX UNITS
5.5
V
60
100
μA
75
125
μA
10
16
μA
12
24
μA
VOUT Shorted to GND, Input Code = 1023
l
VOUT Shorted to VCC, Input Code = 0
l
Input Code = 0, VCC = 5V
Input Code = 0, VCC = 3V
In Shutdown Mode
Input Code = 1023, VCC = 5V
Input Code = 1023, VCC = 3V
25
100
mA
30
120
mA
65
Ω
150
Ω
500
kΩ
80
Ω
120
Ω
Rising (Notes 4, 5)
Falling (Notes 4, 5)
To ± 0.5LSB (Notes 4, 5)
1LSB Change Around Major Carry
0.75
V/μs
0.25
V/μs
30
μs
0.75
nV•s
70
nV•s
l 1.4
V
l
0.6
V
1
V
VCC = 5.5V and 0V, VIN = GND to VCC
l
VCC = 5.5V and 0V, VIN = GND to VCC (LTC1663E) l
±1.0
μA
±1.2
μA
(Note 7)
l
10
pF
IPULLUP = 350μA
VIN = 0V
l
0.4
V
l
0.5
1.5
μA
l VCC – 0.3
l
V
0.8
V
TIMING CHARACTERISTICS The ● denotes specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. VCC = 2.7V to 5.5V, VCC set as reference, VOUT unloaded, unless otherwise noted.
SYMBOL
PARAMETER
MIN
TYP
MAX
UNITS
SMBus Timing Characteristics (Notes 6, 7)
fSMB
SMBus Operating Frequency
●
10
100
kHz
tBUF
Bus Free Time Between Stop and Start Condition
●
4.7
μs
tHD, STA
Hold Time After (Repeated) Start Condition
●
4.0
μs
tSU, STA
Repeated Start Condition Setup Time
●
4.7
μs
tSU, STO
Stop Condition Setup Time
●
4.0
μs
tHD, DAT
Data Hold Time
● 300
ns
1663fd
3
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