參數資料
型號： LTC2204C
廠商： LINEAR TECHNOLOGY CORP
元件分類： ADC
英文描述： 1-CH 16-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC48
封裝： 7 X7 MM, PLASTIC, MO-220, QFN-48
文件頁數： 22/28頁
文件大?。?/td> 804K
代理商： LTC2204C
LTC2205/LTC2204
3
22054p
A ALOG I PUT
UU
The ● denotes the specications which apply over the full operating temperature range, otherwise
specications are at TA = 25°C. (Note 4)
DY A IC ACCURACY
U
W
The ● denotes the specications which apply over the full operating temperature range,
otherwise specications are at TA = 25°C. AIN = –1dBFS. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Analog Input Range (AIN
+ – AIN–)
3.135V ≤ VDD ≤ 3.465V
●
1.5 to 2.25
VP-P
VIN, CM
Analog Input Common Mode
Differential Input (Note 7)
●
1
1.25
1.5
V
IIN
Analog Input Leakage Current
0V ≤ AIN
+, AIN– ≤ VDD
●
–1
1
A
ISENSE
SENSE Input Leakage Current
0V ≤ SENSE ≤ VDD
●
–1
1
A
IMODE
MODE Pin Pull-Down Current to GND
10
A
CIN
Analog Input Capacitance
Sample Mode ENC+ < ENC–
6
pF
Hold Mode ENC+ > ENC–
1.2
tAP
Sample-and-Hold
–0.7
ns
Acquisition Delay Time
tJITTER
Sample-and-Hold
120
fs RMS
Acquisition Delay Time Jitter
CMRR
Analog Input
1V < (AIN
+ = AIN–) <1.5V
80
dB
Common Mode Rejection Ratio
BW-3dB
Full Power Bandwidth
700
MHz
SYMBOL PARAMETER
CONDITIONS
MIN
LTC2204
TYP
MAX
MIN
LTC2205
TYP
MAX
UNITS
SNR
Signal-to-Noise Ratio
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
79.0
76.4
79.0
76.4
dBFS
25MHz Input (2.25V Range, PGA = 0)
25MHz Input (1.5V Range, PGA = 1)
●
TBD
77.9
75.7
TBD
77.9
75.7
dBFS
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
72.6
71.7
72.6
71.7
dBFS
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1)
67.3
67.0
67.3
67.0
dBFS
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
●
TBD
65.4
65.2
TBD
65.4
65.2
dBFS
SFDR
Spurious Free
Dynamic Range
2nd or 3rd
Harmonic
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
100
dB
25MHz Input (2.25V Range, PGA = 0)
25MHz Input (1.5V Range, PGA = 1)
●
TBD
90
TBD
90
dB
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
90
dB
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1)
82
85
82
85
dB
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
●
TBD
82
84
TBD
82
84
dB
SFDR
Spurious Free
Dynamic Range
4th Harmonic
or Higher
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
105
dB
25MHz Input (2.25V Range, PGA = 0)
25MHz Input (1.5V Range, PGA = 1)
●
TBD
98
TBD
98
dB
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
100
dB
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1)
97
dB
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
●
TBD
95
TBD
95
dB
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