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參數(shù)資料
| 型號(hào)： | SPT774CCS |
| 廠(chǎng)商： | Electronic Theatre Controls, Inc. |
| 英文描述： | FAST, COMPLETE 12-BIT UP COMPATIBLE A/D CONVERTER WITH SAMPLE/HOLD |
| 中文描述： | 快速，完整的12位的兼容阿/ D轉(zhuǎn)換器采樣/保持 |
| 文件頁(yè)數(shù)： | 2/12頁(yè) |
| 文件大小： | 113K |
| 代理商： | SPT774CCS |
SPT
2
8/1/00
SPT774
ELECTRICAL SPECIFICATIONS
T
A
= T
MIN
to T
MAX
, V
EE
= 0 to +5 V, V
DD
= +5 V, f
S
= 117 kHz, f
IN
= 10 kHz, unless otherwise specified..
TEST
CONDITIONS
TEST
LEVEL
SPT774C
TYP
SPT774B
TYP
PARAMETER
MIN
MAX
MIN
MAX
UNITS
DC ELECTRICAL CHARACTERISTICS
Resolution
Linearity Error
Differential Linearity
Unipolar Offset; 10 V, 20 V
Bipolar Offset;
±
5 V,
±
10 V
Full Scale Calibration Error1
Full Scale Calibration Error1
VI
VI
VI
VI
VI
VI
12
±
1
12
Bits
LSB
Bits
LSB
LSB
% of FS
T
A
= 0 to +70
°
C
No Missing Codes
±
0.5
12
12
+25
°
C Adjustable to Zero
+25
°
C Adjustable to Zero
+25
°
C Adjustable to Zero
No Adjustment to Zero
T
A
= 0 to +70
°
C
Using Internal Reference
±
2
±
2
±
4
±
10
0.30
0.30
V
0.47
0.37
% of FS
Temperature Coefficients
Unipolar Offset
Bipolar Offset
Full Scale Calibration
Power Supply Rejection
+4.75 V<V
DD
<+5.25 V
Analog Input Ranges
Bipolar
V
V
V
VI
±
1.0
±
2.0
±
12
±
1.0
±
2.0
±
12
ppm/
°
C
ppm/
°
C
ppm/
°
C
LSB
Max change in full
scale calibration
±
0.5
±
0.5
VI
VI
VI
VI
-5
+5
+10
+10
+20
-5
+5
+10
+10
+20
Volts
Volts
Volts
Volts
-10
-10
Unipolar
0
0
0
0
Input Impedance
10 Volt Span
20 Volt Span
VI
VI
8.5
35
12
50
8.5
35
12
50
k
k
ABSOLUTE MAXIMUM RATINGS (Beyond which damage may occur)
1
25
°
C
Supply Voltages
Mode Control Voltage (V
EE
to DGND) ....................0 to +7 V
Logic Supply Voltage (V
DD
to DGND) ...................0 to +7 V
Analog to Digital Ground (AGND to DGND) .................
±
1 V
Note:
Operation at any Absolute Maximum Rating is not implied. See Operating Conditions for proper nominal applied
conditions in typical applications.
Output
Reference Output Voltage ..............Indefinite Short to GND
Momentary Short to V
DD
Temperature
Operating Temperature,
Ambient .................... 0 to +70
°
C
Junction......................... +165
°
C
Lead Temperature, (Soldering 10 Seconds)........... +300
°
C
Storage Temperature....................................-65 to +150
°
C
Input Voltages
Control Input Voltages (to DGND)
(CE, CS, Ao, 12/8, R/C) ......................... -0.5 to V
DD
+0.5 V
Analog Input Voltage (to AGND)
(REF IN, BIP OFF, 10 V
IN
) ......................................
±
16.5 V
20 V V
IN
Input Voltage (to AGND) ..............................
±
24 V
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