LTC2202I(RevB) Просмотр технического описания (PDF) - Linear Technology
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LTC2202I Datasheet PDF : 32 Pages
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LTC2203/LTC2202
U
U
A ALOG I PUT The ● denotes the specifications which apply over the full operating temperature range, otherwise
specifications are at TA = 25°C. (Note 4)
SYMBOL
VIN
VIN, CM
IIN
ISENSE
IMODE
I⎯O⎯E
CIN
tAP
tJITTER
CMRR
BW-3dB
PARAMETER
Analog Input Range (AIN+ – AIN–)
Analog Input Common Mode
Analog Input Leakage Current
SENSE Input Leakage Current
MODE Pin Pull-Down Current to GND
⎯O⎯E Pin Pull-Down Current to GND
Analog Input Capacitance
Sample-and-Hold
Acquisition Delay Time
Sample-and-Hold
Acquisition Delay Time Jitter
Analog Input
Common Mode Rejection Ratio
Full Power Bandwidth
CONDITIONS
3.135V ≤ VDD ≤ 3.465V
Differential Input (Note 7)
0V ≤ AIN+, AIN– ≤ VDD (Note 9)
0V ≤ SENSE ≤ VDD (Note 10)
Sample Mode CLK = 0
Hold Mode CLK = 0
1V < (AIN+ = AIN–) <1.5V
Rs < 20Ω
MIN TYP MAX
1.667 or 2.5
●1
1.25
1.5
● –1
1
● –3
3
10
10
10.5
1.4
0.9
UNITS
VP-P
V
μA
μA
μA
μA
pF
pF
ns
200
fs RMS
80
dB
380
MHz
DY A IC ACCURACY The ● denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4)
SYMBOL
SNR
SFDR
SFDR
PARAMETER
Signal-to-Noise Ratio
Spurious Free
Dynamic Range
2nd or 3rd Harmonic
Spurious Free
Dynamic Range
4th Harmonic
or Higher
CONDITIONS
1MHz Input (2.5V Range, PGA = 0)
1MHz Input (1.667V Range, PGA = 1)
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (1.667V Range, PGA = 1)
12.5MHz Input (2.5V Range, PGA = 0)
12.5MHz Input (1.667V Range, PGA = 1)
30MHz Input (2.5V Range, PGA = 0)
30MHz Input (1.667V Range, PGA = 1)
70MHz Input (2.5V Range, PGA = 0)
70MHz Input (1.667V Range, PGA =1 )
1MHz Input (2.5V Range, PGA = 0)
1MHz Input (1.667V Range, PGA = 1)
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (1.667V Range, PGA = 1)
12.5MHz Input (2.5V Range, PGA = 0)
12.5MHz Input (1.667V Range, PGA = 1)
30MHz Input (2.5V Range, PGA = 0)
30MHz Input (1.667V Range, PGA = 1)
70MHz Input (2.5V Range, PGA = 0)
70MHz Input (1.667V Range, PGA = 1)
1MHz Input (2.5V Range, PGA = 0)
1MHz Input (1.667V Range, PGA = 1)
5MHz Input (2.5V Range, PGA = 0)
5MHz Input (1.667V Range, PGA = 1)
12.5MHz Input (2.5V Range, PGA = 0)
12.5MHz Input (1.667V Range, PGA = 1)
30MHz Input (2.5V Range, PGA = 0)
30MHz Input (1.667V Range, PGA = 1)
70MHz Input (2.5V Range, PGA = 0)
70MHz Input (1.667V Range, PGA = 1)
LTC2203
MIN TYP MAX
81.6
79.4
● 80.0 81.6
79.4
81.4
79.3
80.8
● 77.5 78.9
78.3
77.2
100
100
● 85 100
90 100
100
95
100
90
● 85 95
85
90
100
100
● 90 100
100
100
100
100
● 90 100
90
90
LTC2202
MIN TYP MAX
81.6
79.4
80.0 81.6
79.4
81.4
79.3
80.8
77.5 78.9
78.3
77.2
100
100
85 100
90 100
100
95
100
90
85 95
85
90
100
100
90 100
100
100
100
100
90 100
90
90
UNITS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBFS
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
22032fb
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