AD7755AARS Analog Devices Inc, AD7755AARS Datasheet - Page 2

• Manufacturer Part Number: AD7755AARS
• Manufacturer: Analog Devices Inc

Specifications of AD7755AARS

• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Pin Count: 24
• Mounting: Surface Mount
• Package Type: SSOP
• Case Height: 1.78(Max)mm
• Screening Level: Industrial
• Lead Free Status / Rohs Status: Not Compliant

AD7755–SPECIFICATIONS
Parameter
ACCURACY
ANALOG INPUTS
REFERENCE INPUT
ON-CHIP REFERENCE
CLKIN
LOGIC INPUTS
LOGIC OUTPUTS
Measurement Error
Phase Error
AC Power Supply Rejection
DC Power Supply Rejection
Maximum Signal Levels
Input Impedance (DC)
Bandwidth (–3 dB)
ADC Offset Error
Gain Error
Gain Error Match
REF
Input Impedance
Input Capacitance
Reference Error
Temperature Coefficient
Input Clock Frequency
SCF, S0, S1, AC/DC,
RESET, G0 and G1
F1 and F2
CF and REVP
Gain = 1
Gain = 2
Gain = 8
Gain = 16
V1 Phase Lead 37
(PF = 0.8 Capacitive)
V1 Phase Lag 60
(PF = 0.5 Inductive)
Output Frequency Variation (CF)
Output Frequency Variation (CF)
Input High Voltage, V
Input Low Voltage, V
Input Current, I
Input Capacitance, C
Output High Voltage, V
Output Low Voltage, V
Output High Voltage, V
Output Low Voltage, V
IN/OUT
1
Input Voltage Range
1, 2
1
Between Channels
3
1, 2
1
3
IN
1
on Channel 1
IN
INL
INH
OL
OL
OH
OH
1
1
A Version B Version Unit
0.1
0.2
390
14
2.7
2.3
10
4
1
2.4
0.8
10
4.5
0.5
4
0.5
0.1
0.1
0.1
3.2
0.1
0.1
0.3
1
25
7
0.2
200
30
3
(AV
T
MIN
0.1
0.1
0.1
0.1
0.2
390
14
2.7
2.3
3.2
10
4
1
2.4
0.8
10
4.5
0.5
4
0.5
0.1
0.1
0.3
1
25
7
0.2
200
30
60
3
DD
to T
= DV
MAX
DD
= –40 C to +85 C)
= 5 V
% Reading typ Over a Dynamic Range 500 to 1
% Reading typ Over a Dynamic Range 500 to 1
% Reading typ Over a Dynamic Range 500 to 1
% Reading typ Over a Dynamic Range 500 to 1
Degrees( ) max AC/DC = 0 and AC/DC = 1
Degrees( ) max AC/DC = 0 and AC/DC = 1
% Reading typ V1 = 100 mV rms, V2 = 100 mV rms, @ 50 Hz
% Reading typ V1 = 100 mV rms, V2 = 100 mV rms,
V max
k min
kHz typ
mV max
% Ideal typ
% Ideal typ
V max
V min
k min
pF max
mV max
ppm/ C typ
ppm/ C max
MHz max
MHz min
V min
V max
pF max
V min
V max
V min
V max
A max
5%, AGND = DGND = 0 V, On-Chip Reference, CLKIN = 3.58 MHz,
Test Conditions/Comments
Channel 2 with Full-Scale Signal ( 660 mV), 25 C
Line Frequency = 45 Hz to 65 Hz
AC/DC = 1, S0 = S1 = 1, G0 = G1 = 0
Ripple on AV
AC/DC = 1, S0 = S1 = 1, G0 = G1 = 0
AV
See Analog Inputs Section
V1P, V1N, V2N and V2P to AGND
CLKIN = 3.58 MHz
CLKIN/256, CLKIN = 3.58 MHz
Gain = 1, See Terminology and Performance Graphs
External 2.5 V Reference, Gain = 1
V1 = 470 mV dc, V2 = 660 mV dc
External 2.5 V Reference
2.5 V + 8%
2.5 V – 8%
Nominal 2.5 V
Note All Specifications for CLKIN of 3.58 MHz
DV
DV
Typically 10 nA, V
I
DV
I
DV
I
DV
I
DV
SOURCE
SINK
SOURCE
SINK
DD
DD
DD
DD
DD
DD
DD
= 10 mA
= 5 mA
= DV
= 5 V
= 5 V
= 5 V
= 5 V
= 5 V
= 5 V
= 10 mA
= 5 mA
DD
DD
= 5 V
5%
5%
of 200 mV rms @ 100 Hz
IN
= 0 V to DV
250 mV
DD