參數(shù)資料
型號(hào)： XRD64L44AIV
廠商： EXAR CORP
元件分類(lèi)： ADC
英文描述： Dual 10-Bit 50MSPS CMOS ADC
中文描述： DUAL 1-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP64
封裝： TQFP-64
文件頁(yè)數(shù)： 9/15頁(yè)
文件大小： 176K
代理商： XRD64L44AIV
XRD64L44
9
Rev. P1.00
Preliminary
DIGITAL OUTPUTS (CL = 10 pF)
DOHV
Digital Output High Voltage
DVdd -0.4VDVdd-0.3V
V
IOH = 1.5 mA
DOLV
Digital Output Low Voltage
0.3
0.4
V
IOL = 1.5 mA
IOZ
High-Z Leakage
-20
0.2
20
nA
POWER SUPPLIES
`
AV
DD
DV
DD
Analog Power Supply Voltage
Digital Power Supply Range
3.0
3.3
AV
DD
3.6
V
V
DV
DD
= AV
DD
Fs = 40 MHz, AVdd = DVdd = 3.0V, CL = 10pF, Fin = 10MHz
AIDD
Analog Supply Current
DIDD
Digital Supply Current
DOIDD
Output Driver Current
VRHF
Top Voltage Ref Force Current
PDISS
Power Dissipation
Fs = 50 MHz, AVdd = DVdd = 3.0V, CL = 10pF, Fin = 10MHz
AIDD
Analog Supply Current
DIDD
Digital Supply Current
DOIDD
Output Driver Current
VRHF
Top Voltage Ref Force Current
PDISS
Power Dissipation
37
15
15
8
225
mA
mA
mA
mA
mW
VRHF/125, VRHF = 1.0V
38
19
18
8
250
mA
mA
mA
mA
mW
VRHF/125, VRHF = 1.0V
DIGITAL INPUTS
DVINH
Digital Input High Voltage
2.5
V
DVINL
Digital Input Low Voltage
0.5
V
DIINH
Digital Input High Current (The DIFF input has an internal pull-up resistor, TRI_A and TRI_B have
internal pull-down resistors
CKIN
Clock Input
-5.0
0.05
5.0
nA
DIFF
Differential/Single-Ended Input
-1.0
-0.25
1.0
uA
TRI_A/TRI_B A/B Channel Tri-State
-125.0
-90.0
-50.0
uA
DIINL
Digital Input Low Current (The DIFF input has an internal pull-up resistor, TRI_A and TRI_B have
internal pull-down resistors
CKIN
Clock Input
-5.0
0.05
5.0
nA
DIFF
Differential/Single-Ended Input
50.0
90.0
125.0
uA
TRI_A/TRI_B A/B Channel Tri-State
DINC
Digital Input Capacitance
-1.0
0.25
5
1.0
8
uA
pF
ELECTRICAL CHARACTERISTICS TABLE (CONT'D)
Test Conditions (Unless Otherwise Specified)
T
A
= 25
°
C AV
DD
= DV
DD
= +3.3V, VIN = GND to +2.5V, V
RLF
= GND, V
RHF
= +2.5V and Fs = 50 MSPS, 50% Duty
Cycle, Differential Input Mode
SymbolParameter
Min.
Typ.
Max.
Unit
Conditions/Comments
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