LTC2249 Linear Technology, LTC2249 Datasheet - Page 3

• Manufacturer Part Number: LTC2249
• Description: 80Msps Low Power 3V ADC
• Manufacturer: Linear Technology

DataSheet4U.com
www.DataSheet4U.com
DY A IC ACCURACY
I TER AL REFERE CE CHARACTERISTICS
PARAMETER
V
V
V
V
otherwise specifications are at T
SYMBOL
SNR
SFDR
SFDR
S/(N+D)
I
MD
U
CM
CM
CM
CM
Output Voltage
Output Tempco
Line Regulation
Output Resistance
U W
U
PARAMETER
Signal-to-Noise Ratio
Spurious Free Dynamic Range
2nd or 3rd Harmonic
Spurious Free Dynamic Range
4th Harmonic or Higher
Signal-to-Noise Plus Distortion Ratio
Intermodulation Distortion
Full Power Bandwidth
A
U
= 25°C. A
The
IN
= –1dBFS. (Note 4)
●
denotes the specifications which apply over the full operating temperature range,
DataSheet4U.com
CONDITIONS
5MHz Input
40MHz Input
70MHz Input
140MHz Input
5MHz Input
40MHz Input
70MHz Input
140MHz Input
5MHz Input
40MHz Input
70MHz Input
140MHz Input
5MHz Input
40MHz Input
70MHz Input
140MHz Input
f
Figure 8 Test Circuit
IN1
CONDITIONS
I
2.7V < V
–1mA < I
OUT
= 28.2MHz, f
= 0
DD
OUT
< 3.4V
< 1mA
IN2
(Note 4)
= 26.8MHz
●
●
●
●
1.475
MIN
MIN
70.8
70.2
75
81
1.500
TYP
TYP
72.6
72.9
72.8
72.8
72.1
±30
575
73
73
73
90
90
90
85
95
95
95
90
90
3
4
LTC2249
1.525
MAX
MAX
ppm/°C
UNITS
UNITS
mV/V
3
2249f
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Ω
V