EVAL-AD5933EB Datasheet, PDF (8/40 Pages) Analog Devices – 1 MSPS, 12-Bit Impedance Converter, Network Analyzer

AD5933
PIN CONFIGURATION AND DESCRIPTIONS
Data Sheet
NC 1
NC 2
NC 3
RFB 4
VIN 5
VOUT 6
NC 7
MCLK 8
AD5933
TOP VIEW
(Not to Scale)
16 SCL
15 SDA
14 AGND2
13 AGND1
12 DGND
11 AVDD2
10 AVDD1
9 DVDD
NC = NO CONNECT
NOTES:
1. IT IS RECOMMENDED TO TIE ALL SUPPLY
CONNECTIONS (PIN 9, PIN 10, AND PIN 11)
AND RUN FROM A SINGLE SUPPLY BETWEEN
2.7V AND 5.5V. IT IS ALSO RECOMMENDED TO
CONNECT ALL GROUND SIGNALS TOGETHER
(PIN 12, PIN 13, AND PIN 14).
Figure 3. Pin Configuration
Table 4. Pin Function Descriptions
Pin No. Mnemonic Description
1, 2, 3, 7 NC
No Connect.
4
RFB
External Feedback Resistor. Connected from Pin 4 to Pin 5 and used to set the gain of the current-to-voltage
amplifier on the receive side.
5
VIN
Input to Receive Transimpedance Amplifier. Presents a virtual earth voltage of VDD/2.
6
VOUT
Excitation Voltage Signal Output.
8
MCLK
The master clock for the system is supplied by the user.
9
DVDD
Digital Supply Voltage.
10
AVDD1
Analog Supply Voltage 1.
11
AVDD2
Analog Supply Voltage 2.
12
DGND
Digital Ground.
13
AGND1
Analog Ground 1.
14
AGND2
Analog Ground 2.
15
SDA
I²C Data Input. Open-drain pins requiring 10 kΩ pull-up resistors to VDD.
16
SCL
I²C Clock Input. Open-drain pins requiring 10 kΩ pull-up resistors to VDD.
Rev. E | Page 8 of 40