Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to:
http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to:
http://www.linear.com/tapeandreel/.
Some packages are available in 500 unit reels through
designated sales channels with #TRMPBF suffix.
NC
2
232512f
For more information
www.linear.com/LTC2325-12
LTC2325-12
elecTrical characTerisTics
SYMBOL
V
IN+
V
IN–
V
IN+
– V
IN–
V
CM
I
IN
C
IN
CMRR
V
IHCNV
V
ILCNV
I
INCNV
PARAMETER
Absolute Input Range (A
IN+
to A
IN–
)
Absolute Input Range (A
IN+
to A
IN–
)
Input Differential Voltage Range
Common Mode Input Range
Analog Input DC Leakage Current
Analog Input Capacitance
Input Common Mode Rejection Ratio
CNV
High Level Input Voltage
CNV
Low Level Input Voltage
CNV
Input Current
f
IN
= 2.2MHz
l
l
l
The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C (Note 4).
CONDITIONS
(Note 5)
(Note 5)
V
IN
= V
IN+
– V
IN–
V
CM
= (V
IN+
– V
IN–
)/2
l
l
l
l
l
MIN
0
0
–REFOUT1,2,3,4
0
–1
TYP
MAX
V
DD
V
DD
REFOUT1,2,3,4
V
DD
1
UNITS
V
V
V
V
μA
pF
dB
V
10
102
1.5
0.5
–10
10
V
μA
The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C (Note 4).
SYMBOL PARAMETER
Resolution
No Missing Codes
Transition Noise
INL
DNL
BZE
FSE
Integral Linearity Error
Differential Linearity Error
Bipolar Zero-Scale Error
Bipolar Zero-Scale Error Drift
Bipolar Full-Scale Error
Bipolar Full-Scale Error Drift
V
REFOUT1,2,3,4
= 4.096V (REFBUFEN Grounded) (Note 7)
V
REFOUT1,2,3,4
= 4.096V (REFBUFEN Grounded)
l
converTer characTerisTics
CONDITIONS
MIN
l
l
TYP
MAX
UNITS
Bits
Bits
12
12
0.3
–1
–0.99
–1
–2
15
±0.5
±0.4
0
0.01
2
1
0.99
1
LSB
RMS
LSB
LSB
LSB
LSB/°C
LSB
ppm/°C
(Note 6)
(Note 7)
l
l
l
232512f
For more information
www.linear.com/LTC2325-12
3
LTC2325-12
The
l
denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at T
A
= 25°C and A
IN
= –1dBFS (Notes 4, 8).
SYMBOL PARAMETER
SINAD
SNR
THD
SFDR
CONDITIONS
l
DynaMic accuracy
MIN
74
75
TYP
76
76.5
77
77.6
–86
–85
MAX
UNITS
dB
dB
dB
dB
Signal-to-(Noise + Distortion) Ratio f
IN
= 2.2MHz, V
REFOUT1,2,3,4
= 4.096V, Internal Reference
f
IN
= 2.2MHz, V
REFOUT1,2,3,4
= 5V, External Reference
Signal-to-Noise Ratio
Total Harmonic Distortion
Spurious Free Dynamic Range
–3dB Input Bandwidth
Aperture Delay
Aperture Delay Matching
Aperture Jitter
Transient Response
Full-Scale Step
f
IN
= 2.2MHz, V
REFOUT1,2,3,4
= 4.096V, Internal Reference
f
IN
= 2.2MHz, V
REFOUT1,2,3,4
= 5V, External Reference
f
IN
= 2.2MHz, V
REFOUT1,2,3,4
= 4.096V, Internal Reference
f
IN
= 2.2MHz, V
REFOUT1,2,3,4
= 5V, External Reference
f
IN
= 2.2MHz, V
REFOUT1,2,3,4
= 4.096V, Internal Reference
f
IN
= 2.2MHz, V
REFOUT1,2,3,4
= 5V, External Reference
l
l
–76
dB
dB
dB
dB
MHz
ps
ps
ps
RMS
ns
l
76
93
93
95
500
500
1
30
inTernal reFerence characTerisTics
SYMBOL
V
REFOUT1,2,3,4
PARAMETER
Internal Reference Output Voltage
V
REF
Temperature Coefficient
REFOUT1,2,3,4 Output Impedance
V
REFOUT1,2,3,4
Line Regulation
I
REFOUT1,2,3,4
External Reference Current
4.75V < V
DD
< 5.25V
REFBUFEN = 0V
REFOUT1,2,3,4 = 4.096V
REFOUT1,2,3,4 = 2.048V
(Notes 9, 10)
CONDITIONS
4.75V < V
DD
< 5.25V
3.13V < V
DD
< 3.47V
(Note 14)
The
l
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
A
= 25°C (Note 4).
MIN
l
l
l
TYP
4.096
2.048
3
0.25
0.3
500
300
MAX
4.115
2.064
20
UNITS
V
V
ppm/°C
Ω
mV/V
μA
μA
4.078
2.034
4
232512f
For more information
www.linear.com/LTC2325-12
LTC2325-12
The
l
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
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