LTC1851CFW Linear Technology, LTC1851CFW Datasheet - Page 4
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LTC1851CFW
Manufacturer Part Number
LTC1851CFW
Description
IC ADC 12BIT 1.25MSPS 48-TSSOP
Manufacturer
Linear Technology
Datasheet
1.LTC1851CFWPBF.pdf
(28 pages)
Specifications of LTC1851CFW
Number Of Bits
12
Sampling Rate (per Second)
1.25M
Data Interface
Parallel
Number Of Converters
1
Power Dissipation (max)
50mW
Voltage Supply Source
Single Supply
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
48-TFSOP (0.240", 6.10mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LTC1851CFW
Manufacturer:
ABOV
Quantity:
270
Part Number:
LTC1851CFW
Manufacturer:
LT/凌特
Quantity:
20 000
Company:
Part Number:
LTC1851CFW#PBF
Manufacturer:
AD
Quantity:
21
SYMBOL
SNR
S/(N+D)
THD
SFDR
I TER AL REFERE CE
PARAMETER
REFOUT Output Voltage
REFOUT Output Temperature Coefficient
REFOUT Line Regulation
Reference Buffer Gain
REFCOMP Output Voltage
REFCOMP Impedance
LTC1850/LTC1851
DIGITAL I PUTS A D DIGITAL OUTPUTS
DY A IC ACCURACY
4
full operating temperature range, otherwise specifications are at T
SYMBOL
V
V
I
C
V
V
I
C
I
I
U
IN
OZ
SOURCE
SINK
IH
IL
IN
OH
OL
OZ
U W
U
PARAMETER
Signal-to-Noise Ratio
Unipolar, PGA = 0
Unipolar, PGA = 1
Bipolar, PGA = 0
Bipolar, PGA = 1
Signal-to-(Noise + Distortion) Ratio
Unipolar, PGA = 0
Unipolar, PGA = 1
Bipolar, PGA = 0
Bipolar, PGA = 1
Total Harmonic Distortion
Unipolar, PGA = 0
Unipolar, PGA = 1
Bipolar, PGA = 0
Bipolar, PGA = 1
Spurious-Free Dynamic Range
Unipolar, PGA = 0
Unipolar, PGA = 1
Bipolar, PGA = 0
Bipolar, PGA = 1
PARAMETER
High Level Input Voltage
Low Level Input Voltage
Digital Input Current
Digital Input Capacitance
High Level Output Voltage
Low Level Output Voltage
Hi-Z Output Leakage D11 to D0, AD
Hi-Z Capacitance D11 to D0, AD
Output Source Current
Output Sink Current
U
U
U
OUT
(Note 5)
T
A
, A1
OUT
= 25 C. (Notes 5, 6)
, A1
OUT
OUT
, A2
CONDITIONS
47kHz Input Signal
47kHz Input Signal
47kHz Input Signal,
First 5 Harmonics
47kHz Input Signal
, A2
OUT
CONDITIONS
I
I
V
External 2.5V Reference
Internal 2.5V Reference
REFIN = V
OUT
OUT
, DIFF
OUT
REFCOMP
, DIFF
= 0
= 0
OUT
/V
DD
OUT
REFIN
A
= 25 C. (Note 5)
CONDITIONS
V
V
V
V
V
V
V
V
CS High (Note 9)
V
V
DD
DD
IN
DD
DD
DD
DD
OUT
OUT
OUT
= 0V to V
= 5.25V
= 4.75V
= 4.75V, I
= 4.75V, I
= 4.75V, I
= 4.75V, I
= 0V to V
= 0V
= V
DD
The
MIN
DD
O
O
O
O
DD
= –10 A
= – 200 A
= 160 A
= 1.6mA
denotes the specifications which apply over the
, CS High
LTC1850
61.6
61.7
61.6
61.7
61.0
61.0
61.0
61.2
TYP
–76
–78
–81
–80
74
80
84
82
MAX
1.636
4.090
4.060
2.48
MIN
MIN
MIN
2.4
4.0
1.638
4.096
4.096
2.50
0.01
TYP
6.4
LTC1851
15
TYP
–80
–82
–87
–86
0.05
0.10
TYP
– 20
71
72
71
72
70
71
71
72
82
86
90
88
4.5
30
2
1.640
4.100
4.132
MAX
MAX
2.52
MAX
0.8
0.4
15
10
5
ppm/ C
UNITS
UNITS
LSB/V
UNITS
18501f
V/V
k
mA
mA
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
pF
pF
V
V
V
V
V
A
V
V
V
V
A