ltc1867l Linear Technology Corporation, ltc1867l Datasheet - Page 3

• Manufacturer Part Number: ltc1867l
• Description: Ltc1863l - Micropower, 3v, 12-bit, 8-channel 175ksps Adcs
• Manufacturer: Linear Technology Corporation

DY A IC ACCURACY
A ALOG I PUT
specifications are at T
SYMBOL
C
t
I TER AL REFERE CE CHARACTERISTICS
PARAMETER
V
V
V
V
REFCOMP Output Voltage
DIGITAL I PUTS A D DIGITAL OUTPUTS
full operating temperature range, otherwise specifications are at T
SYMBOL
THD
SYMBOL
V
V
I
C
V
V
I
I
ACQ
IN
SOURCE
SINK
U
IN
REF
REF
REF
REF
IH
IL
IN
OH
OL
U
Output Voltage
Output Tempco
Line Regulation
Output Resistance
U W
U
PARAMETER
Total Harmonic Distortion
Peak Harmonic or Spurious Noise
Channel-to-Channel Isolation
Full Power Bandwidth
PARAMETER
High Level Input Voltage
Low Level Input Voltage
Digital Input Current
Digital Input Capacitance
High Level Output Voltage (SDO)
Low Level Output Voltage (SDO)
Output Source Current
Output Sink Current
Hi-Z Output Leakage
Hi-Z Output Capacitance
Data Format
PARAMETER
Analog Input Range
Analog Input Capacitance for CH0 to
CH7/COM
Sample-and-Hold Acquisition Time
Input Leakage Current
U
U
A
= 25°C. (Note 5)
The
U
U
●
denotes the specifications which apply over the full operating temperature range, otherwise
V
DD
CONDITIONS
1kHz Input Signal, Up to 5th Harmonic
1kHz Input Signal
100kHz Input Signal
–3dB Point
= 3V, external V
CONDITIONS
Unipolar Mode (Note 9)
Bipolar Mode
Between Conversions (Sample Mode)
During Conversions (Hold Mode)
On Channels, CHX = 0V or V
CONDITIONS
I
I
2.7V ≤ V
⏐I
I
CONDITIONS
V
V
V
V
V
V
V
SDO = 0V
SDO = V
CS/CONV = High, SDO = 0V or V
CS/CONV = High (Note 10)
Unipolar
Bipolar
OUT
OUT
OUT
DD
DD
IN
DD
DD
DD
DD
OUT
= 0V to V
= 3.6V
= 2.7V
= 2.7V, I
= 2.7V, I
= 2.7V, I
= 2.7V, I
= 0
= 0
= 0
⏐ ≤0.1mA
DD
DD
REF
≤ 3.6V
DD
O
O
O
O
A
= 1.25V (Note 5)
= –10µA
= –200µA
= 160µA
= 1.6mA
= 25°C. (Note 5)
(Note 5)
The
DD
●
MIN
DD
denotes the specifications which apply over the
LTC1863L
LTC1863L/LTC1867L
–91.8
–94.8
–100
1.25
TYP
●
●
●
●
●
●
●
●
●
●
●
LTC1863L/LTC1867L/LTC1867LA
LTC1863L/LTC1867L/LTC1867LA
LTC1863L/LTC1867L/LTC1867LA
MAX
1.235
MIN
2.01
MIN
MIN
1.9
2.3
Two’s Complement
MIN
Straight Binary
LTC1867L/LTC1867LA
0 to 2.5
±1.25
1.68
1.25
TYP
TYP
±20
2.68
2.65
0.05
0.15
–9.7
TYP
0.3
2.5
32
4
3
2
6
– 92.3
– 95.1
–112
1.25
TYP
1.265
MAX
MAX
MAX
MAX
0.45
±10
±10
±1
0.4
15
ppm/°C
1863l7lfa
UNITS
UNITS
UNITS
UNITS
mV/V
3
MHz
mA
mA
kΩ
µA
dB
dB
dB
pF
pF
µs
µA
µA
pF
pF
V
V
V
V
V
V
V
V
V
V