ADATE302-02
Rev. A | Page 9 of 58
Parameter
Min
Typ
Max
Unit
Test
Level
Conditions/Comments
Minimum Pulse Width
1
ns
CB
VDUTx = 0 V to 1.0 V swing, driver VTERM mode,
VT = 0.0 V; less than 10% amplitude degradation
measured by shmoo; input transition time = 400 ps
(10%/90%)
Input Equivalent Bandwidth,
Terminated
1000
MHz
CB
VDUTx = 0 V to 1.0 V swing, driver VTERM mode,
VT = 0.0 V; as measured by shmoo; input transition
time = 400 ps (10%/90%)
ERT High-Z Mode, 3 V, 20% to 80%
0.9
ns
CB
VDUTx = 0 V to 3.0 V swing, driver high-Z; as measured
by shmoo
DIFFERENTIAL COMPARATOR
VOH tests done with VOL = 1.1 V, VOL tests done with VOH = 1.1 V, unless otherwise specified.
Table 5.
Parameter
Min
Typ
Max
Unit
Test
Level
Conditions/Comments
DC SPECIFICATIONS
Input Voltage Range
1.5
+4.5
V
D
Operational Differential Voltage
Range
±0.05
±1.1
V
D
Maximum Differential Voltage Range
±8
V
D
Comparator Input Offset Voltage
Accuracy, Uncalibrated
150
±25
+150
mV
P
Offset measured at differential calibration points of
+1 V and 1 V, with common mode = 0 V
VOH, VOL Resolution
0.61
1
mV
PF
After two-point gain/offset calibration; range/number of
DAC bits as measured at differential calibration points of
+1 V and 1 V, with common mode = 0 V
VOH, VOL DNL
±1
mV
CT
After two-point gain/offset calibration; common mode =
0 V
VOH, VOL INL
7
±1.0
+7
mV
P
After two-point gain/offset calibration; measured over
VOH, VOL range of 1.1 V to +1.1 V, common mode = 0 V
VOH, VOL Offset Voltage Tempco
±200
μV/°C
CT
Measured at calibration points
Comparator Uncertainty Range
18
mV
CB
VDUTx = 0 V, sweep comparator threshold to determine
uncertainty region
DC Hysteresis
0.5
mV
CB
VDUTx = 0 V
CMRR
1
mV/V
P
Offset measured at common-mode voltage points of
1.5 V and +4.5 V, with differential voltage = 0 V
DC PSRR
±15
mV/V
CT
Measured at calibration points
AC SPECIFICATIONS
Input transition time = 600 ps, 10% to 90%, measured
with each comparator leg terminated 50 Ω to GND
Propagation Delay, Input to Output
1.4
ns
CB
VDUT0 = 0 V, VDUT1 = 0.5 V to +0.5 V swing, driver VTERM
mode, VT = 0.0 V; high-side measurement: VOH = 0.0 V,
VOL = 1.1 V; low-side measurement: VOH = 1.1 V,
VOL = 0.0 V; repeat for other DUT channel
Propagation Delay Tempco
4
ps/°C
CT
VDUT0 = 0 V, VDUT1 = 0.5 V to +0.5 V swing, driver VTERM
mode, VT = 0.0 V; VOL = VOH = 0.0 V; repeat for other DUT
channel
Propagation Delay Matching
VDUT0 = 0 V, VDUT1 = 0.5 V to +0.5 V swing, driver VTERM
mode, VT = 0.0 V; high-side measurement: VOH = 0.0 V,
VOL = 1.1 V; low-side measurement: VOH = 1.1 V,
VOL = 0.0 V; repeat for other DUT channel
High Transition to Low Transition
27
ps
CB
High to Low Comparator
±32
ps
CB
Propagation Delay Change with
Respect to
VDUT0 = 0 V, VDUT1 = 0.5 V to +0.5 V swing, driver VTERM
mode, VT = 0.0 V; high-side measurement: VOH = 0.0 V,
VOL = 1.1 V; low-side measurement: VOH = 1.1 V,