LTC1663
3
1663fd
ELECTRICAL CHARACTERISTICS The ● denotes specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C. VCC = 2.7V to 5.5V, VCC set as reference, VOUT unloaded, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Positive Supply Voltage
l
2.7
5.5
V
ICC
Supply Current
VCC = 3V (Note 3)
VCC = 5V (Note 3)
l
60
75
100
125
μA
ISD
Supply Current in Shutdown Mode
(Note 3)
LTC1663E (Note 3)
l
10
12
16
24
μA
Op Amp DC Performance
Short-Circuit Current (Sourcing)
VOUT Shorted to GND, Input Code = 1023
l
25
100
mA
Short-Circuit Current (Sinking)
VOUT Shorted to VCC, Input Code = 0
l
30
120
mA
Output Impedance to GND
Input Code = 0, VCC = 5V
Input Code = 0, VCC = 3V
In Shutdown Mode
65
150
500
Ω
kΩ
Output Impedance to VCC
Input Code = 1023, VCC = 5V
Input Code = 1023, VCC = 3V
80
120
Ω
AC Performance
Voltage Output Slew Rate
Rising (Notes 4, 5)
Falling (Notes 4, 5)
0.75
0.25
V/μs
Voltage Output Settling Time
To ± 0.5LSB (Notes 4, 5)
30
μs
Digital Feedthrough
0.75
nVs
Digital-to-Analog Glitch Impulse
1LSB Change Around Major Carry
70
nVs
Digital Inputs SCL, SDA
VIH
High Level Input Voltage
l
1.4
V
VIL
Low Level Input Voltage
l
0.6
V
VLTH
Logic Threshold Voltage
1V
ILEAK
Digital Input Leakage
VCC = 5.5V and 0V, VIN = GND to VCC
VCC = 5.5V and 0V, VIN = GND to VCC (LTC1663E)
l
±1.0
±1.2
μA
CIN
Digital Input Capacitance
(Note 7)
l
10
pF
Digital Output SDA
VOL
Digital Output Low Voltage
IPULLUP = 350μA
l
0.4
V
Address Inputs AD0, AD1, AD2 (MSOP Only)
IUP
Address Pin Pull-Up Current
VIN = 0V
l
0.5
1.5
μA
VIH
High Level Input Voltage
l
VCC – 0.3
V
VIL
Low Level Input Voltage
l
0.8
V
TIMING CHARACTERISTICS The ● denotes specications which apply over the full operating temperature
range, otherwise specications 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