LTC2208IUP-14 Просмотр технического описания (PDF) - Linear Technology
Номер в каталоге
Компоненты Описание
производитель
LTC2208IUP-14 Datasheet PDF : 28 Pages
| |||
LTC2208-14
ANALOG INPUT The l 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
ILVDS
CIN
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
LVDS Pin Pull-Down Current to GND
Analog Input Capacitance
CONDITIONS
3.135V ≤ VDD ≤ 3.465V
Differential Input (Note 7)
0V ≤ AIN+, AIN– ≤ VDD
0V ≤ SENSE ≤ VDD
Sample Mode ENC+ < ENC–
Hold Mode ENC+ > ENC–
MIN
TYP
MAX
1.5 to 2.25
l
1
1.25
1.5
l –1
1
l –3
3
10
10
6.5
1.8
UNITS
VP-P
V
μA
μA
μA
μA
pF
pF
tAP
Sample-and-Hold
Acquisition Delay Time
1
ns
tJITTER
CMRR
Sample-and-Hold
Acquisition Delay Time Jitter
Analog Input
Common Mode Rejection Ratio
1V < (AIN+ = AIN–) <1.5V
70
fsRMS
80
dB
BW-3dB
Full Power Bandwidth
RS ≤ 25Ω
700
MHz
DYNAMIC ACCURACY The l denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. AIN = –1dBFS. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX UNITS
SNR
Signal-to-Noise Ratio
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
77.1
dBFS
74.9
dBFS
30MHz Input (2.25V Range, PGA = 0), TA = 25ºC
75.7
77
30MHz Input (2.25V Range, PGA = 0)
l 75.4
77
dBFS
dBFS
30MHz Input (1.5V Range, PGA = 1)
74.9
dBFS
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
76.9
dBFS
74.8
dBFS
140MHz Input (2.25V Range, PGA = 0)
76.4
dBFS
140MHz Input (1.5V Range, PGA = 1), TA = 25ºC
73.5
74.6
dBFS
140MHz Input (1.5V Range, PGA = 1)
l 73.3
74.6
dBFS
250MHz Input (2.25V Range, PGA = 0)
250MHz Input (1.5V Range, PGA = 1)
75
dBFS
73.6
dBFS
SFDR
Spurious Free
5MHz Input (2.25V Range, PGA = 0)
98
dBc
Dynamic Range
5MHz Input (1.5V Range, PGA = 1)
98
dBc
2nd or 3rd
Harmonic
30MHz Input (2.25V Range, PGA = 0)
l 84
96
dBc
30MHz Input (1.5V Range, PGA = 1)
98
dBc
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
90
dBc
93
dBc
140MHz Input (2.25V Range, PGA = 0)
85
dBc
140MHz Input (1.5V Range, PGA = 1)
l 81.5
95
dBc
250MHz Input (2.25V Range, PGA = 0)
250MHz Input (1.5V Range, PGA = 1)
76
dBc
81
dBc
220814fb
3
Share Link: 