LTC2498IUHF#PBF Linear Technology, LTC2498IUHF#PBF Datasheet - Page 4

• Manufacturer Part Number: LTC2498IUHF#PBF
• Description: IC ADC 24BIT 16CH 38-QFN
• Manufacturer: Linear Technology

Specifications of LTC2498IUHF#PBF

• Number Of Bits: 24
• Sampling Rate (per Second): 7.5
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 480µW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 38-WFQFN, Exposed Pad
• Number Of Elements: 1
• Resolution: 24Bit
• Architecture: Delta-Sigma
• Sample Rate: 0.008KSPS
• Input Polarity: Bipolar
• Input Type: Voltage
• Rated Input Volt: ±2.75V
• Differential Input: Yes
• Power Supply Requirement: Single
• Single Supply Voltage (typ): 3.3/5V
• Single Supply Voltage (min): 2.7V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Integral Nonlinearity Error: 10ppm of Vref
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 38
• Package Type: QFN EP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

analog input anD reFerence
power requireMents
Digital inputs anD Digital outputs
LTC2498
temperature range, otherwise specifications are at T
full operating temperature range, otherwise specifications are at T
SYMBOL
V
V
V
V
I
I
C
C
V
V
V
V
I
range, otherwise specifications are at T
SYMBOL
V
I
SYMBOL
IN
V
FS
LSB
REF
REF
V
CS(IN
CS(IN
CS(V
I
I
I
I
t
QIRR

IN
IN
OZ
CC
DC_LEAK(IN
DC_LEAK(IN
DC_LEAK(REF
DC_LEAK(REF
OPEN
CC
IN
REF
IH
IL
IH
IL
IN
IN
OH
OL
OH
OL
–
+
–
REF
+
–
)
)
)
+
–
)
)
+
–
)
)
PARAMETER
Supply Voltage
Supply Current
PARAMETER
High Level Input Voltage (CS, f
Low Level Input Voltage (CS, f
High Level Input Voltage (SCK)
Low Level Input Voltage (SCK)
Digital Input Current (CS, f
Digital Input Current (SCK)
Digital Input Capacitance (CS, f
Digital Input Capacitance (SCK)
High Level Output Voltage (SDO)
Low Level Output Voltage (SDO)
High Level Output Voltage (SCK)
Low Level Output Voltage (SCK)
Hi-Z Output Leakage (SDO)
PARAMETER
Absolute/Common Mode IN
(IN
Input Differential Voltage Range (IN
Full Scale of the Differential Input (IN
Least Significant Bit of the Output Code
Absolute/Common Mode REF
Absolute/Common Mode REF
Reference Voltage Range (REF
IN
IN
V
IN
IN
REF
REF
MUX Break-Before-Make
MUX Off Isolation
REF
+
–
+
–
–
Sampling Capacitance
Sampling Capacitance
DC Leakage Current
DC Leakage Current
+
–
Corresponds to the Selected Negative Input Channel)
Sampling Capacitance
DC Leakage Current
DC Leakage Current
O
, SDI)
–
A
Voltage
+
–
O
+
CONDITIONS
Conversion Current (Note 12)
Temperature Measurement (Note 12)
Sleep Mode (Note 12)
O
= 25°C. (Note 3)
O
Voltage
Voltage
, SDI)
, SDI)
– REF
, SDI)
+
+
– IN
–
– IN
)
The
–
)
–
A
)
l
= 25°C. (Note 3)
CONDITIONS
2.7V ≤ V
2.7V ≤ V
2.7V ≤ V
2.7V ≤ V
0V ≤ V
0V ≤ V
(Notes 10, 17)
I
I
I
I
denotes the specifications which apply over the full operating temperature
O
O
O
O
= –800µA (Notes 10, 17)
= 1.6mA (Notes 10, 17)
= –800µA
= 1.6mA
IN
IN
CC
CC
CC
CC
≤ V
≤ V
The
CONDITIONS
Sleep Mode, IN
Sleep Mode, IN
Sleep Mode, REF
Sleep Mode, REF
V
≤ 5.5V (Note 18)
≤ 5.5V
≤ 5.5V (Notes 10, 15)
≤ 5.5V (Notes 10, 15)
IN
CC
CC
A
= 2V
= 25°C. (Note 3)
l
(Notes 10, 15)
denotes the specifications which apply over the full operating
P-P
DC to 1.8MHz
+
–
The
= GND
= GND
+
–
= V
= GND
l
CC
denotes the specifications which apply over the
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
V
V
V
V
GND – 0.3V
CC
CC
CC
CC
MIN
–10
–10
–10
0.5V
MIN
FS/2
2.7
– 0.5
– 0.5
– 0.5
– 0.5
–100
–100
GND
MIN
–FS
–10
–10
0.1
0.1
REF
24
TYP
TYP
160
200
10
10
1
TYP
120
11
11
11
50
1
1
1
1
REF
V
MAX
MAX
CC
275
300
0.5
0.5
0.4
0.4
5.5
10
10
10
2
MAX
+
+FS
V
V
100
100
10
10
+ 0.3V
CC
– 0.1V
CC
UNITS
UNITS
UNITS
2498fe
µA
µA
µA
nA
nA
nA
nA
dB
µA
µA
µA
pF
pF
pF
pF
pF
ns
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V