XRD87L99 Datasheet, PDF (5/23 Pages) Exar Corporation – LOW POWER, 2 MSPS, 10-BIT, A/D CONVERTER WITH 8-CHANNEL MUX

XRD87L99
LOW POWER, 2 MSPS, 10-BIT, A/D CONVERTER WITH 8-CHANNEL MUX
REV. 1.0.0
ELECTRICAL CHARACTERISTICS
xr
ELECTRICAL CHARACTERISTICS AV_DD = DV_DD = 3 V, F_S = 2 MHZ (50% DUTY CYCLE), V_REF(+) = 2.6, V_REF(-) = AGND,
T_A = 25°C, UNLESS OTHERWISE SPECIFIED
PARAMETER
SYMBOL MIN
TYP
MAX
UNITS TEST CONDITIONS/COMMENTS
KEY FEATURES
Resolution
10
Bits
Sampling Rate
FS
.001
2.0
MHz For Rated Performance
ACCURACY (A GRADE)²
Differential Non-Linearity
DNL
-1
+0.3
1
LSB
Integral Non-Linearity
INL
1
2
LSB Best Fit Line (Max INL - Min
INL)/2
Zero Scale Error
EZS
0
50
100
mV
Full Scale Error
EFS
0
30
60
mV
REFERENCE VOLTAGES
Positive Ref. Voltage⁵
V_REF(+)
1.0
3.0
AV_DD
V
Negative Ref. Voltage⁵
V_REF(-)
AGND
1.0 AV_DD -1
V
Differential Ref. Voltage⁵
V_REF
1.0
2.0
AV_DD
V
Ladder Resistance
RL
500
1200 2000
W
ANALOG INPUT1
Input Bandwidth (-1dB)
1.0
4.0
MHz 1-Channel
Input Bandwidth (-1dB)
0.125
0.5
MHz 8-Channel
Input Voltage Range⁷
V_IN
V_REF(-)
V_REF(+)
V
Input Capacitance³
C_IN
20
pF
Aperture Delay¹
t_AP
8
ns
DIGITAL INPUTS
Logical "1" Voltage
V_IH
2.0
Logical "0" Voltage
V_IL
Leakage Currents
I_IN
CLK
-1
CLR, WR, A2, A1, A0, PD, OE
-5
V
0.8
V
V_IN = DGND to DV_DD
1
µA
30
µA _{These input pins have 500kΩ}
internal resistors to GND
Input Capacitance
5
pF
5