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參數(shù)資料
| 型號(hào)： | MAX1205CMH |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | ADC |
| 英文描述： | +5v sINGLE-sUPPLY, 1mSPS, 14-bIT sELF-cALIBRATING adc |
| 中文描述： | 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP44 |
| 封裝： | M0-108AA-2, MQFP-44 |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 127K |
| 代理商： | MAX1205CMH |
M
+5V S ingle-S upply, 1Msps, 14-Bit
S elf-Calibrating ADC
6
_______________________________________________________________________________________
0
-105
-120
-135
-90
-75
-60
-45
-30
-15
0
200
FREQUENCY (kHz)
100
300
400
500
600
TYPICAL FFT
(f
IN
= 504.5kHz, 2048 VALUE RECORD)
M
A
Typic al Operating Charac teristic s (c ontinued)
(AV
DD
= +5V ±5%, DV
DD
= DRV
DD
= +3.3V, V
RFPS
= +4.096V, V
RFNS
= AGND, V
CM
= +2.048V, differential input, f
CLK
= 2.048MHz,
calibrated, T
A
= +25°C, unless otherwise noted.)
1
1000
100
10
EFFECTIVE NUMBER OF BITS
vs. INPUT FREQUENCY
M
INPUT FREQUENCY (kHz)
E
10.0
10.5
11.0
11.5
12.0
12.5
13.0
13.5
14.0
A
IN
= -0.5dBFS
A
IN
= -6dBFS
A
IN
= -20dBFS
Pin Desc ription
PIN
Digital Input to Start Calibration.
ST_CAL = 0: Normal conversion mode.
ST_CAL = 1: Start self-calibration.
Analog Ground
Analog Power Supply, +5V ±5%
ST_CAL
1
FUNCTION
NAME
AGND
AV
DD
2, 4, 5
3, 6
Data Out-of-Range Bit
Bit 13 (MSB)
DOR
D13
7
8
Bit 12
Bit 11
D12
D11
9
Bit 10
Bit 9
D10
D9
11
12
10
Bit 8
Bit 7
D8
D7
13
14
Bit 6
Digital Power Supply for the Output Drivers, +3V to +5.25V, DRV
DD
≤
DV
DD
D6
15
16
Digital Ground
Bit 5
DGND
D5
17, 28, 29
18
Bit 4
Bit 3
D4
D3
19
20
DRV
DD
Bit 2
Bit 1
D2
D1
21
22
Bit 0 (LSB)
Test Pin 3.
Leave unconnected.
D0
23
24
TEST3
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