VCM Output Voltage
參數(shù)資料
型號: LTC1749IFW
廠商: Linear Technology
文件頁數(shù): 14/20頁
文件大小: 0K
描述: IC ADC 12BIT 80MSPS SMPL 48TSSOP
標(biāo)準(zhǔn)包裝: 39
位數(shù): 12
采樣率(每秒): 80M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 1.69W
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-TFSOP(0.240",6.10mm 寬)
供應(yīng)商設(shè)備封裝: 48-TSSOP
包裝: 管件
輸入數(shù)目和類型: 2 個(gè)單端,雙極;1 個(gè)差分,雙極
3
LTC1749
1749f
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCM Output Voltage
IOUT = 0
1.95
2
2.05
V
VCM Output Tempco
IOUT = 0
±30
ppm/
°C
VCM Line Regulation
4.75V
≤ VDD ≤ 5.25V
3
mV/V
VCM Output Resistance
1mA
≤ IOUT ≤ 1mA
4
(Note 5)
I TER AL REFERE CE CHARACTERISTICS
UU
U
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SNR
Signal-to-Noise Ratio
5MHz Input Signal (PGA = 0)
71.8
dB
5MHz Input Signal (PGA = 1)
70.2
dB
30MHz Input Signal (PGA = 0)
70.5
71.7
dB
30MHz Input Signal (PGA = 1)
70.2
dB
70MHz Input Signal (PGA = 0)
71.4
dB
70MHz Input Signal (PGA = 1)
68.8
70.1
dB
140MHz Input Signal (PGA = 1)
69.8
dB
250MHz Input Signal (PGA = 1)
69.3
dB
350MHz Input Signal (PGA = 1)
67.4
dB
SFDR
Spurious Free Dynamic Range
5MHz Input Signal (PGA = 0)
87
dB
5MHz Input Signal (PGA = 1)
87
dB
30MHz Input Signal (PGA = 0) (HD2 and HD3)
76
87
dB
30MHz Input Signal (PGA = 0) (Other)
83
90
dB
70MHz Input Signal (PGA = 0)
85
dB
70MHz Input Signal (PGA = 1) (HD2 and HD3)
76
87
dB
70MHz Input Signal (PGA = 1) (Other)
83
90
dB
140MHz Input Signal (PGA = 1)
84
dB
250MHz Input Signal (PGA = 1)
80
dB
350MHz Input Signal (PGA = 1)
74
dB
S/(N + D)
Signal-to-(Noise + Distortion) Ratio
5MHz Input Signal (PGA = 0)
71.7
dB
5MHz Input Signal (PGA = 1)
70.1
dB
30MHz Input Signal (PGA = 0)
71.6
dB
30MHz Input Signal (PGA = 1)
70.0
dB
70MHz Input Signal (PGA = 0)
71.2
dB
70MHz Input Signal (PGA = 1)
69.9
dB
250MHz Input Signal (PGA = 1)
68.6
dB
THD
Total Harmonic Distortion
5MHz Input Signal, First 5 Harmonics (PGA = 0)
–87
dB
5MHz Input Signal, First 5 Harmonics (PGA = 1)
–87
dB
30MHz Input Signal, First 5 Harmonics (PGA = 0)
–87
dB
30MHz Input Signal, First 5 Harmonics (PGA = 1)
–87
dB
70MHz Input Signal, First 5 Harmonics (PGA = 0)
–85
dB
70MHz Input Signal, First 5 Harmonics (PGA = 1)
–87
dB
250MHz Input Signal (PGA = 1)
78
dB
IMD
Intermodulation Distortion
fIN1 = 2.52MHz, fIN2 = 5.2MHz (PGA = 0)
–87
dBc
fIN1 = 2.52MHz, fIN2 = 5.2MHz (PGA = 1)
–87
dBc
Sample-and-Hold Bandwidth
RSOURCE = 50
500
MHz
TA = 25°C, AIN = –1dBFS (Note 5), VSENSE = VDD
DY A IC ACCURACY
U
W
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