AD420 Maximum Ratings
VCC to GND
AD420AR/AN-32 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 V
IOUT to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VCC
Digital Inputs to GND . . . . . . . . . . . . . . . . . . . 0.5 V to +7 V
Digital Output to GND . . . . . . . . . . . . . 0.5 V to VLL + 0.3 V
VLL and REF OUT: Outputs Safe for Indefinite Short to Ground
Storage Temperature . . . . . . . . . . . . . . . .65°C to +150°C
Lead Temperature (Soldering, 10 sec) . . . . . . . . . . . .+300°C
Thermal Impedance:
SOIC (R) Package . . . . . . . . . . . . . . . . . . . . . . JA = 75°C/W
PDIP (N) Package . . . . . . . . . . . . . . . . . . . . . . JA = 50°C/W
AD420 Features
4 mA20 mA, 0 mA20 mA or 0 mA24 mA Current Output
16-Bit Resolution and Monotonicity
60.012% Max Integral Nonlinearity
60.05% Max Offset (Trimmable)
60.15% Max Total Output Error (Trimmable)
Flexible Serial Digital Interface (3.3 MBPS)
On-Chip Loop Fault Detection
On-Chip 5 V Reference (25 ppm/8C Max)
Asynchronous CLEAR Function
Maximum Power Supply Range of 32 V
Output Loop Compliance of 0 V to VCC 2.5 V
24-Lead SOIC and PDIP Packages
Map list: ABCDEFGHIJKLMNOPQRSTUVWXYZ 0123456789All