Datasheet

LTC2633
6
2633fb
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
f
SCL
SCL Clock Frequency
l
0 400 kHz
t
HD(STA)
Hold Time (Repeated) Start Condition
l
0.6 µs
t
LOW
Low Period of the SCL Clock Pin
l
1.3 µs
t
HIGH
High Period of the SCL Clock Pin
l
0.6 µs
t
SU(STA)
Set-Up Time for a Repeated Start Condition
l
0.6 µs
t
HD(DAT)
Data Hold Time
l
0 0.9 µs
t
SU(DAT)
Data Set-Up Time
l
100 ns
t
r
Rise Time of Both SDA and SCL Signals (Note 12)
l
20 + 0.1C
B
300 ns
t
f
Fall Time of Both SDA and SCL Signals (Note 12)
l
20 + 0.1C
B
300 ns
t
SU(STO)
Set-Up Time for Stop Condition
l
0.6 µs
t
BUF
Bus Free Time Between a Stop and Start
Condition
l
1.3 µs
timing characteristics
The l denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at T
A
= 25°C. V
CC
= 2.7V to 5.5V. (See Figure 1) (Note 13)
LTC2633-LI12/-LI10/-LI8/-LX12/-LX10/-LX8/-LZ12/-LZ10/-LZ8/-LO12/-LO10/-LO8/LTC2633A-LI12/-LX12/-LZ12/-LO12 (V
FS
= 2.5V)
electrical characteristics
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 4.5V to 5.5V, V
OUT
unloaded unless otherwise specified.
SYMBOL PARAMETER CONDITIONS
LTC2633-8 LTC2633-10 LTC2633-12 LTC2633A-12
UNITSMIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX
DC Performance
Resolution
l
8 10 12 12 Bits
Monotonicity V
CC
= 5V, Internal Ref. (Note 4)
l
8 10 12 12 Bits
DNL Differential
Nonlinearity
V
CC
= 5V, Internal Ref. (Note 4)
l
±0.5 ±0.5 ±1 ±1 LSB
INL Integral Nonlinearity V
CC
= 5V, Internal Ref. (Note 4)
l
±0.05 ±0.5 ±0.2 ±1 ±1 ±2.5 ±0.5 ±1 LSB
ZSE Zero Scale Error V
CC
= 5V, Internal Ref., Code = 0
l
0.5 5 0.5 5 0.5 5 0.5 5 mV
V
OS
Offset Error V
CC
= 5V, Internal Ref. (Note 5)
l
±0.5 ±5 ±0.5 ±5 ±0.5 ±5 ±0.5 ±5 mV
V
OSTC
V
OS
Temperature
Coefficient
V
CC
= 5V, Internal Ref. ±10 ±10 ±10 ±10 µV/°C
GE Gain Error V
CC
= 5V, Internal Ref.
l
±0.2 ±0.8 ±0.2 ±0.8 ±0.2 ±0.8 ±0.2 ±0.8 %FSR
GE
TC
Gain Temperature
Coefficient
V
CC
= 5V, Internal Ref. (Note 10)
C-Grade
H-Grade
10
10
10
10
10
10
10
10
ppm/°C
ppm/°C
Load Regulation V
CC
= 5V ± 10%, Internal Ref.
Mid-Scale, –10mA ≤ I
OUT
≤ 10mA
l
0.006 0.01 0.022 0.04 0.09 0.16 0.09 0.16 LSB/mA
R
OUT
DC Output
Impedance
V
CC
= 5V ± 10%, Internal Ref.
Mid-Scale, –10mA ≤ I
OUT
≤ 10mA
l
0.09 0.156 0.09 0.156 0.09 0.156 0.09 0.156 Ω
LTC2633-HI12/-HI10/-HI8/-HZ12/-HZ10/-HZ8/LTC2633A-HI12/-HZ12 (V
FS
= 4.096V)