ADA4800
Rev. A | Page 3 of 16
SPECIFICATIONS
BUFFER ELECTRICAL CHARACTERISTICS
TA = 25°C, VCC = 15 V, VEE = 0 V, RIDRV = 249 kΩ connected to VIDRV, RLOAD = 1 kΩ in parallel with 22 pF in series with 10 Ω, VIN = 7.5 V,
unless otherwise noted (see
Figure 2 for a test circuit).
Table 1.
Parameter
Condition
Min
Typ
Max
Unit
GAIN
Voltage Gain
VIN = 6.5 V to 8.5 V, RISF = 0 Ω
0.995
0.998
1.005
V/V
INPUT/OUTPUT CHARACTERISTICS
I/O Offset Voltage
30
41
mV
IDRV Current
RIDRV = 249 kΩ, VIDRV = 15 V
52
59
μA
Input/Output Voltage Range
VEE + 1.4
VCC 1.4
V
Input Bias Current (IBUFF)
1
μA
DYNAMIC PERFORMANCE
3 dB Bandwidth
RIDRV = 300 kΩ (ICC = 1.1 mA), VOUT = 0.1 V p-p
182
MHz
RIDRV = 150 kΩ (ICC = 2.1 mA), VOUT = 0.1 V p-p
288
MHz
RIDRV = 50 kΩ (ICC = 4.7 mA), VOUT = 0.1 V p-p
400
MHz
Slew Rate
VOUT = 2 V step
415
V/μs
Rise Time
VIN = 7.5 V to 8.5 V, 10% to 90%
2.2
ns
Fall Time
VIN = 8.5 V to 7.5 V, 10% to 90%
1.8
ns
1% Settling Time
VIN = 9.5 V to 7.5 V (falling edge)
5
ns
VIN = 7.5 V to 9.5 V (rising edge)
4.5
ns
VIN = 8.5 V to 7.5 V (falling edge)
4.5
ns
VIN = 7.5 V to 8.5 V (rising edge)
4
ns
I/O Delay Time
VIN = 8.5 V to 7.5 V (falling edge)
0.4
ns
VIN = 7.5 V to 8.5 V (rising edge)
0.35
ns
Output Voltage Noise
@ 20 MHz
1.5
nV/√Hz
POWER SUPPLY
Supply Voltage Range
4
15
17
V
Supply Current (ICC)
1.4
1.8
mA
OPERATING TEMPERATURE RANGE
40
+85
°C
ACTIVE CURRENT LOAD ELECTRICAL CHARACTERISTICS
TA = 25°C, VEE = 0 V, VISF = 3 V, RISF = 10 kΩ connected to VISF, VIN = 7.5 V, unless otherwise noted (see Figure 2 for a test circuit). Table 2.
Parameter
Condition
Min
Typ
Max
Unit
INPUT/OUTPUT CHARACTERISTICS
Active Load Current (IAL)
VISF = 0 V
1
μA
VISF = 3 V
3
mA
VISF = 7.5 V
12.7
mA
ISF Current (IISF)
RISF = 10 kΩ
111
120
μA
Input Voltage Range
VEE + 1.7
VCC
V
OPERATING TEMPERATURE RANGE
40
+85
°C