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參數(shù)資料
| 型號(hào)： | ADC78H90EVAL |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | 8-Channel, 500 kSPS, 12-Bit A/D Converter |
| 中文描述： | 8通道，500 kSPS的，12位A / D轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/14頁 |
| 文件大?。?/td> | 371K |
| 代理商： | ADC78H90EVAL |
3
www.national.com/JPN/
A
(Note 1)
ADC78H89
(Note 2)
AV
DD
DV
DD
2.7V
5.25V
T
A
f
SCLK
8MHz
f
SAMPLE
500kSPS
T
A
T
MIN
T
MAX
25
AV
DD
DV
DD
0.3V
AV
DD
6.5V (
AV
DD
6.5V
0.3V
0.3V
)
GND
0.3V
0.3V
10 mA
(Note 3)
ESD
2500V
250V
(
)
10
260
150
150
65
40
T
A
85
5.25V
AV
DD
AV
DD
AV
DD
DV
DD
2.7V
2.7V
0.3V
JA
/ W
16-lead TSSOP on 4-layer, 2 oz. PCB
96
Symbol
STATIC CONVERTER CHARACTERISTICS
Resolution with No Missing Codes
Parameter
Conditions
Typical
Limits
Units
AV
DD
AV
DD
AV
DD
AV
DD
AV
DD
AV
DD
AV
DD
5.0V, DV
DD
5.0V, DV
DD
5.0V, DV
DD
5.0V, DV
DD
5.0V, DV
DD
5.0V, DV
DD
5.0V, DV
DD
40 kHz, -0.02 dBFS sine wave, unless otherwise noted)
3.3V
12
Bits
INL
Integral Non-Linearity
3.3V
1
1
2
2
3
3
LSB(max)
DNL
Differential Non-Linearity
3.3V
LSB(max)
OE
Offset Error
3.3V
LSB(max)
OEM
Offset Error Match
3.3V
LSB(max)
GE
Gain Error
3.3V
LSB(max)
GEM
DYNAMIC CONVERTER CHARACTERISTICS
(f
IN
SINAD
Signal-to-Noise Plus Distortion Ratio
SNR
Signal-to-Noise Ratio
THD
Total Harmonic Distortion
SFDR
Spurious-Free Dynamic Range
ENOB
Effective Number of Bits
Channel-to-Channel Crosstalk
Intermodulation Distortion, Second
Order Terms
Intermodulation Distortion, Third Order
Terms
Gain Error Match
3.3V
LSB(max)
72.6
72.8
dB
dB
dB
dB
bits
dB
86
88
11.8
82
IMD
f
a
40.161 kHz, f
b
41.015 kHz
93
dB
f
a
40.161 kHz, f
b
41.015 kHz
90
FPBW
3 dB Full Power Bandwidth
AV
DD
AV
DD
5V
11
MHz
3V
8
POWER SUPPLY CHARACTERISTICS
(C
L
AV
DD
,
DV
DD
10 pF)
Analog and Digital Supply Voltages
AV
DD
DV
DD
2.7
5.25
V(min)
V(max)
I
DD
Total Supply Current, Normal Mode
(Operational, CS low)
AV
DD
f
SAMPLE
AV
DD
f
SAMPLE
AV
DD
f
SAMPLE
AV
DD
f
SAMPLE
0 kSPS
DV
DD
500 kSPS
4.75V to
5.25V,
1.65
2.3
mA(max)
DV
DD
500 kSPS
2.7V to
3.6V,
0.5
2.3
mA(max)
Total Supply Current, Shutdown (CS
high)
DV
DD
0 kSPS
4.75V to
5.25V,
0.1
A
DV
DD
2.7V to
3.6V,
0.1
A
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