Datasheet

AD8564
Rev. B | Page 3 of 12
SPECIFICATIONS
ELECTRICAL SPECIFICATIONS
V
+ANA
= V
+DIG
= 5.0 V, V
−ANA
= 0 V, T
A
= 25°C, unless otherwise noted.
Table 1.
Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage V
OS
2.3 7 mV
−40°C ≤ T
A
≤ +125°C
1
8 mV
Offset Voltage Drift ΔV
OS
/ΔT 4 μV/°C
Input Bias Current I
B
V
CM
= 0 V ±4 μA
−40°C ≤ T
A
≤ +125°C
1
±9 μA
Input Offset Current I
OS
V
CM
= 0 V ±3 μA
Input Common-Mode Voltage Range V
CM
0 2.75 V
Common-Mode Rejection Ratio CMRR 0 V ≤ V
CM
≤ 3.0 V 65 85 dB
Large Signal Voltage Gain A
VO
R
L
= 10 kΩ 3000 V/V
Input Capacitance C
IN
3.0 pF
DIGITAL OUTPUTS
Logic 1 Voltage V
OH
I
OH
= −3.2 mA, ΔV
IN
> 250 mV 2.4 3.5 V
Logic 0 Voltage V
OL
I
OL
= 3.2 mA, V
IN
> 250 mV 0.3 0.4 V
DYNAMIC PERFORMANCE
2
Propagation Delay t
P
200 mV step with 100 mV overdrive 6.75 9.8 ns
−40°C ≤ T
A
≤ +125°C
1
13 ns
100 mV step with 5 mV overdrive 8 ns
Differential Propagation Delay (Rising Propagation Delay vs.
Falling Propagation Delay)
Δt
P
100 mV step with 20 mV overdrive 0.5 2.0 ns
Rise Time 20% to 80% 3.8 ns
Fall Time 20% to 80% 1.5 ns
POWER SUPPLY
Power Supply Rejection Ratio PSRR 4.5 V ≤ V
+ANA
and V
+DIG
≤ 5.5 V 80 dB
Analog Supply Current I
+ANA
10.5 14.0 mA
−40°C ≤ T
A
≤ +85°C
1
15.6 mA
−40°C ≤ T
A
≤ +125°C
1
17 mA
Digital Supply Current I
DIG
V
O
= 0 V, R
L
= ∞ 6.0 7.0 mA
−40°C ≤ T
A
≤ +125°C
1
8.0 mA
Analog Supply Current I
−ANA
–7.0 +14.0 mA
−40°C ≤ T
A
≤ +85°C
1
15.6 mA
−40°C ≤ T
A
≤ +125°C
1
17 mA
1
Full electrical specifications to −55°C, but these package types are guaranteed for operation from −40°C to +125°C only. Package reliability below −40°C is not guaranteed.
2
Guaranteed by design.