ADATE302-02
Rev. A | Page 5 of 58
DRIVER
VH VL ≥ 200 mV (to meet dc/ac specifications).
Table 2.
Parameter
Min
Typ
Max
Unit
Test
Level
Conditions/Comments
DC SPECIFICATIONS
High-Speed Differential Logic Input
Characteristics (DATAx, RCVx)
Input Termination Resistance
92
100
108
Ω
P
Push 6 mA into xP pins, force 1.3 V on xN pins; measure
voltage from xP to xN, calculate resistance (V/I)
Input Voltage Differential
0.2
1.0
V
PF
Common-Mode Voltage
0.85
3.5
V
PF
Input Bias Current
20.0
+4.0
+20.0
μA
P
Each pin tested at 2.85 V and 0.35 V, while other high speed
pin left open
Pin Output Characteristics
Output High Range, VH
1.9
+6.0
V
D
Output Low Range, VL
2.0
+5.9
V
D
Output Term Range, VT
2.0
+6.0
V
D
Functional Amplitude (VH VL)
0.0
8.0
V
D
Amplitude can be programmed to VH = VL, accuracy
specifications apply when VH VL ≥ 200 mV
DC Output Current Limit Source
75
100
120
mA
P
Driver high, VH = 6.0 V, short DUTx pin to 2.0 V, measure
current
DC Output Current Limit Sink
120
100
75
mA
P
Driver low, VL = 2.0 V, short DUTx pin to 6.0 V, measure current
Output Resistance, ±50 mA
45.0
48.5
51.0
Ω
P
Source: driver high, VH = 3.0 V, IDUTx = 1 mA and 50 mA;
sink: driver low, VL = 0.0 V, IDUTx = 1 mA and 50 mA; ΔVDUTx/ΔIDUTx
ABSOLUTE ACCURACY
VH tests done with VL = 2.5 V and VT = 2.5 V;
VL tests done with VH = 7.5 V and VT = 7.5 V;
VT tests done with VL = 2.5 V and VH = 7.5 V;
unless otherwise specified
VH, VL, VT Uncalibrated Accuracy
300
±75
+300
mV
P
Error measured at calibration points of 0 V and 5 V
VH, VL, VT Offset Tempco
±450
μV/°C
CT
Measured at calibration points
VH, VL, VT DNL
±1
mV
CT
After two-point gain/offset calibration
VH, VL, VT INL
10
±2.5
+10
mV
P
After two-point gain/offset calibration; measured over driver
output ranges
VH, VL, VT Resolution
0.6
1
mV
PF
After two-point gain/offset calibration; range/number of DAC
bits as measured at calibration points of 0 V and 5 V
DUTGND Voltage Accuracy
7
±1.3
+7
mV
P
Over ±0.1 V range; measured at end points of VH, VL, and VT
functional range
VH, VL, VT Crosstalk
±2
mV
CT
VL = 2.0 V: VH = 1.9 V
→ 6.0 V, VT = 2.0 V → 6.0 V;
VH = 6.0 V: VL = 2.0 V
→ 5.9 V, VT = 2.0 V → 6.0 V;
VT = 1.5 V: VL = 2.0 V
→ 5.9 V, VH = 1.9 V → 6.0 V;
dc crosstalk on VL, VH, VT output level when other driver
DACs are varied
Overall Voltage Accuracy
±10
mV
CT
Sum of INL, crosstalk, DUTGND, and tempco over ±5°C,
after gain/offset calibration
VH, VL, VT DC PSRR
±15
mV/V
CT
Measured at calibration points
AC SPECIFICATIONS
Rise/Fall Times
Toggle DATAx pins
0.2 V Programmed Swing
683
ps
CB
VH = 0.2 V, VL = 0.0 V, terminated; 20% to 80%
1.0 V Programmed Swing
521
ps
CB
VH = 1.0 V, VL = 0.0 V, terminated; 20% to 80%
1.8 V Programmed Swing
430
524
630
ps
P/CB
VH = 1.8 V, VL = 0.0 V, terminated; 20% to 80%
2.0 V Programmed Swing
531
ps
CB
VH = 2.0 V, VL = 0.0 V, terminated; 20% to 80%
3.0 V Programmed Swing
589
ps
CB
VH = 3.0 V, VL = 0.0 V, terminated; 20% to 80%
3.0 V Programmed Swing
811
ps
CB
VH = 3.0 V, VL = 0.0 V, unterminated; 10% to 90%
5.0 V Programmed Swing
1105
ps
CB
VH = 5.0 V, VL = 0.0 V, unterminated; 10% to 90%
Rise to Fall Matching
6
ps
CB
VH = 1.0 V, VL = 0.0 V, terminated; rise to fall within one channel