參數(shù)資料
型號(hào)： HI2325IN
廠商： INTERSIL CORP
元件分類(lèi)： ADC
英文描述： 3.3V Dual 8-Bit, 40MSPS A/D Converter with Internal Reference and Digital Clamp
中文描述： 2-CH 8-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48
封裝： PLASTIC, MQFP-48
文件頁(yè)數(shù)： 4/7頁(yè)
文件大?。?/td> 58K
代理商： HI2325IN
4
Absolute Maximum Ratings
T
A
= 25
o
C
Supply Voltage, AV
CC
or DV
CC
to AGND or DGND . . . . . . . . . . .4V
DGND to AGND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.3V
Digital I/O Pins. . . . . . . . . . . . . . . . . . . . . . . . . . . . . DGND to DV
CC
Analog I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . AGND to AV
CC
Thermal Information
Operating Conditions
Temperature Range
HI2325IN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40
o
C to 85
o
C
Thermal Resistance (Typical, Note 1)
48 Ld MQFP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . .150
o
C
Maximum Storage Temperature Range. . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300
o
C
(Lead Tips Only)
θ
JA
(
o
C/W)
84
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1.
θ
JA
is measured with the component mounted on an evaluation PC board in free air.
Electrical Specifications
A
VDD
= D
VDD
= +3.3V; V
IN
= 1.50V; f
S
= 40MSPS at 50% Duty Cycle;
C
L
= 10pF; T
A
= 25
o
C; Unless Otherwise Specified
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
ACCURACY
Resolution
8
-
-
Bits
Integral Linearity Error, INL
f
IN
= 1MHz
f
IN
= 1MHz
-
0.2
-
LSB
Differential Linearity Error, DNL
(Guaranteed No Missing Codes)
-
±
0.7
-
LSB
Offset Error, V
OS
Full Scale Error, FSE
f
IN
= DC
f
IN
= DC
-50
-
50
mV
-
1
-
LSB
DYNAMIC CHARACTERISTICS
Minimum Conversion Rate
No Missing Codes
1
-
-
MSPS
Maximum Conversion Rate
No Missing Codes
40
-
-
MSPS
Effective Number of Bits, ENOB
f
IN
= 1MHz
f
IN
= 1MHz
-
6.5
-
Bits
Signal to Noise and Distortion Ratio, SINAD
-
41
-
dB
Signal to Noise Ratio, SNR
f
IN
= 1MHz
-
42.5
-
dB
Total Harmonic Distortion, THD
f
IN
= 1MHz
f
IN
= 1MHz
f
IN
= 1MHz
f
IN
= 1MHz
f
1
= 1MHz, f
2
= 1.02MHz
-
-46
-
dBc
2nd Harmonic Distortion
-
-48
-
dBc
3rd Harmonic Distortion
-
-52
-
dBc
Spurious Free Dynamic Range, SFDR
-
48.5
-
dBc
Intermodulation Distortion, IMD
-
-
-
dBc
I/Q Channel Crosstalk
-
-75
-
dBc
I/Q Channel Offset Match
-
1.0
-
LSB
I/Q Channel Full Scale Error Match
-
0.25
-
LSB
Transient Response
(Note 2)
-
1
-
Cycle
Over-Voltage Recovery
0.2V Overdrive (Note 2)
-
1
-
Cycle
ANALOG INPUT
Maximum Peak-to-Peak Single-Ended
Analog Input Range
-
1.0
-
V
Analog Input Resistance, R
INA
or R
INB
Analog Input Capacitance, C
INA
or C
INB
V
INA
, V
INB
= V
REF
, DC
V
INA
, V
INB
= 1.5V, DC
-
-
-
M
-
-
-
pF
-------------------------------------------------------------
=
-------------------------------
=
HI2325
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