參數(shù)資料
型號: LTC1740CG
廠商: Linear Technology
文件頁數(shù): 12/16頁
文件大?。?/td> 0K
描述: IC ADC 14BIT 6MSPS 36SSOP
標準包裝: 37
位數(shù): 14
采樣率(每秒): 6M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 300mW
電壓電源: 雙 ±
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 36-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 36-SSOP
包裝: 管件
輸入數(shù)目和類型: 2 個單端,雙極;1 個差分,雙極
產(chǎn)品目錄頁面: 1349 (CN2011-ZH PDF)
5
LTC1740
1740f
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: All voltage values are with respect to ground with GND and OGND
wired together (unless otherwise noted).
Note 3: When these pin voltages are taken below VSS or above VDD, they
will be clamped by internal diodes. This product can handle input currents
greater than 100mA below VSS or above VDD without latchup.
Note 4: VDD = 5V, VSS = –5V or 0V, fSAMPLE = 6MHz, tr = tf = 5ns unless
otherwise specified.
Note 5: Linearity, offset and full-scale specifications apply for a
single-ended +AIN input with – AIN tied to VCM for single supply and 0V for
dual supply.
Note 6: Integral nonlinearity is defined as the deviation of a code from a
straight line passing through the actual endpoints of the transfer curve.
The deviation is measured from the center of the quantization band.
Note 7: Bipolar offset is the offset voltage measured from –0.5LSB
when the output code flickers between 00 0000 0000 0000 and
11 1111 1111 1111.
Note 8: Guaranteed by design, not subject to test.
Note 9: Recommended operating conditions.
TI I G CHARACTERISTICS
U
W
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Typical INL at 6Msps
Typical DNL at 6Msps
S/(N + D) vs Input Frequency
and Amplitude
CODE
0
INL
(LSB)
0
0.5
1.0
16384
1740 G01
–0.5
–1.0
–2.0
4096
8192
12288
–1.5
2.0
1.5
CODE
0
–1.0
DNL
(LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
4096
8192
1740 G02
–0.6
0.6
0.8
0.2
12288
16384
INPUT FREQUENCY (MHz)
0.1
50
S/(N
+
D)
(dBc)
55
60
65
70
80
110
1740 G03
100
75
VIN = 0dBFS
VIN = –6dBFS
VIN = –20dBFS
DUAL SUPPLIES
5V INPUT RANGE
DIFFERENTIAL INPUT
6Msps
S/(N + D) vs Input Frequency
and Amplitude
INPUT FREQUENCY (MHz)
0.1
50
S/(N
+
D)
(dBc)
55
60
65
70
80
110
1740 G04
100
75
VIN = 0dBFS
VIN = –6dBFS
VIN = –20dBFS
SINGLE SUPPLY
5V INPUT RANGE
DIFFERENTIAL INPUT
6Msps
SFDR and THD
vs Input Frequency
INPUT FREQUENCY (MHz)
0.1
50
AMPLITUDE
(dB)
55
65
70
75
10
95
1740 G05
60
1
100
80
85
90
SFDR
–THD
DUAL SUPPLIES
5V INPUT RANGE
AIN = 0dBFS
DIFFERENTIAL INPUT
6Msps
INPUT FREQUENCY (MHz)
0.1
50
AMPLITUDE
(dB)
55
65
70
75
10
95
1740 G06
60
1
100
80
85
90
SFDR
–THD
SINGLE SUPPLY
5V INPUT RANGE
AIN = 0dBFS
DIFFERENTIAL INPUT
6Msps
SFDR and THD
vs Input Frequency
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