參數(shù)資料
型號: ADS5240IPAPT
元件分類: ADC
英文描述: 4-Channel, 12-Bit, 40MSPS ADC with Serial LVDS Interface
中文描述: 4通道,12位,40MSPS的ADC的串行LVDS接口
文件頁數(shù): 11/24頁
文件大?。?/td> 418K
代理商: ADS5240IPAPT
www.ti.com
ADS5240
SBAS326C–JUNE 2004–REVISED DECEMBER 2004
PIN DESCRIPTIONS
NAME
AVDD
IN1
P
IN1
N
AVSS
IN2
P
IN2
N
LVSS
PD
LCLK
P
LCLK
N
NC
OUT1
P
OUT1
N
LVDD
OUT2
P
OUT2
N
OUT3
P
OUT3
N
OUT4
P
OUT4
N
ADCLK
P
ADCLK
N
RESET
IN3
P
IN3
N
IN4
P
IN4
N
I
SET
V
CM
REF
B
REF
T
INT/EXT
ADCLK
CS
SDATA
SCLK
PIN #
I/O
I
I
I
I
I
I
I
I
O
O
O
O
I
O
O
O
O
O
O
O
O
I
I
I
I
I
I/O
O
I/O
I/O
I
I
I
I
I
DESCRIPTION
Analog Power Supply
Channel 1 Differential Analog Input High
Channel 1 Differential Analog Input Low
Analog Ground
Channel 2 Differential Analog Input High
Channel 2 Differential Analog Input Low
LVDS Ground
Power-Down; 0 = Normal, 1 = Power-Down
Positive LVDS Clock
Negative LVDS Clock
No Connection
Channel 1 Positive LVDS Data Output
Channel 1 Negative LVDS Data Output
LVDS Power Supply
Channel 2 Positive LVDS Data Output
Channel 2 Negative LVDS Data Output
Channel 3 Positive LVDS Data Output
Channel 3 Negative LVDS Data Output
Channel 4 Positive LVDS Data Output
Channel 4 Negative LVDS Data Output
Positive LVDS ADC Clock Output
Negative LVDS ADC Clock Output
Reset Registers to Default; 0 = Reset, 1 = Normal
Channel 3 Differential Analog Input High
Channel 3 Differential Analog Input Low
Channel 4 Differential Analog Input High
Channel 4 Differential Analog Input Low
Bias Current Setting Resistor of 56.2k
to Ground
Common-Mode Output Voltage
Reference Bottom Voltage (2
resistor in series with 0.1μF capacitor to ground)
Reference Top Voltage (2
resistor in series with 0.1μF capacitor to ground)
Internal/External Reference Select; 0 = External, 1 = Internal
Data Converter Clock Input
Chip-Select; 0 = Select, 1 = No Select
Serial Data Input
Serial Data Clock
1, 5, 10, 39, 44, 48, 55, 60
2
3
4, 6, 9, 40, 43, 45, 49, 57-59, 64
7
8
11, 13, 14, 22, 28, 35, 36, 38
12
15
16
17, 18, 31, 32
19
20
21, 27
23
24
25
26
29
30
33
34
37
41
42
46
47
50
51
52
53
54
56
61
62
63
11
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