AD7993 Analog Devices, AD7993 Datasheet - Page 6

• Manufacturer Part Number: AD7993
• Description: 4-Channel, 10-Bit ADC with I2C Compatible Interface in 16-Lead TSSOP
• Manufacturer: Analog Devices

Specifications of AD7993

• Resolution (bits): 10bit
• # Chan: 4
• Sample Rate: 188kSPS
• Interface: I²C/Ser 2-Wire,Ser
• Analog Input Type: SE-Uni
• Ain Range: Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: SOP

AD7993/AD7994
Parameter
LOGIC INPUTS (CONVST)
LOGIC OUTPUTS (OPEN-DRAIN)
CONVERSION RATE
POWER REQUIREMENTS
POWER DISSIPATION
1
2
3
Min/max AC dynamic performance, INL and DNL specifications are typical specifications when operating in Mode 2 with I
Specifications outlined for Mode 2 apply to Mode 3 also. Sample delay and bit trial delay enabled.
See the
Guaranteed by initial characterization.
Fully Operational
Operating, Interface Active
Power-Down, Interface Inactive
Input High Voltage, V
Input Low Voltage, V
Input Leakage Current, I
Input Capacitance, C
Output Low Voltage, V
Floating-State Leakage Current
Floating-State Output Capacitance
Output Coding
Conversion Time
Throughput Rate
V
I
DD
DD
Mode 1 (Reading after the Conversion)
Mode 2
Power-Down Mode, Interface Inactive
Power-Down Mode, Interface Active
Operating, Interface Inactive
Operating, Interface Active
Mode 3 (I
Terminology
2
C Inactive, T
section.
IN
INL
INH
3
OL
IN
CONVERT
x 32)
3
B Version
2.4
2.0
0.8
0.4
±1
10
0.4
0.6
±1
10
Straight (Natural) Binary
2
5
21
121
5.5
22
147
2.7/5.5
1/2
0.07/0.3
0.3/0.6
0.06/0.1
0.3/0.6
0.15/0.4
0.6/1.1
0.7/1.4
0.7/1.5
0.495/2.2
1.98/6.05
2.31/7.7
3.3/11
Rev. 0 | Page 6 of 32
Unit
V min
V min
V max
V max
µA max
pF max
V max
V max
µA max
pF max
µs typ
kSPS typ
kSPS typ
kSPS typ
kSPS typ
kSPS typ
kSPS typ
V min/max
µA max
mA max
mA max
mA max
mA max
mA max
mA max
mA typ
mA max
mW max
mW max
mW typ
µW max
Test Conditions/Comments
V
V
V
V
V
I
I
See the Serial Interface section
f
f
f
f
f
f
Digital inputs = 0 V or V
V
V
V
V
V
V
V
V
V
V
V
V
V
SINK
SINK
SCL
SCL
SCL
SCL
SCL
SCL
DD
DD
DD
DD
IN
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
= 0 V or V
= 100 kHz
= 400 kHz
= 3.4 MHz
= 100 kHz
= 400 kHz
= 3.4 MHz , 188 kSPS typ @ 5 V
= 5 V
= 3 V
= 5 V
= 3 V
= 3.3 V/5.5 V
= 3.3 V/5.5 V, 400 kHz f
= 3.3 V/5.5 V, 3.4 MHz f
= 3.3 V/5.5 V, 400 kHz f
= 3.3 V/5.5 V, 3.4 MHz f
= 3.3 V/5.5 V, 400 kHz f
= 3.3 V/5.5 V, 3.4 MHz f
= 3.3 V/5.5 V, 3.4 MHz f
= 3.3 V/5.5 V
= 3.3 V/5.5 V, 400 kHz f
= 3.3 V/5.5 V, 3.4 MHz f
= 3.3 V/5.5 V, 3.4 MHz f
= 3.3 V/5.5 V
= 3 mA
= 6 mA
2
C high speed mode SCL frequencies.
DD
DD
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
Mode 1
Mode 2
Mode 1
Mode 2