IC-GD Datasheet, PDF (17/55 Pages) IC-Haus GmbH – UNIVERSAL I/O INTERFACE

iC-GD
UNIVERSAL I/O INTERFACE
EXTERNAL CIRCUITRY
preliminary
Rev A1, Page 17/55
REF
CVPD2
100nF
CVPD1
1nF
VPD
CVPA
100nF
CVR
100nF
3.3V
CVCC1
100nF
CVCC2
1μF
-15V
CVNB1
100nF
CVNB2
+ ^1μF
15V
CVB1
100nF
CVB2
1μF
24V
CVDA1
100nF
VPA
VRPH VREF VCC
VNB
VB
VDA
VPH/VREF Buffer
VCC VNB VB VDA
I/O Channel 1
Push-Pull Driver
LED1
5 V Regulator
0.1%
low TK
RREF
20K
do not
connect!
RSCL RSDA
3.3K
3.3K
RP
RN
TEST
Bias
Production
& Test
SCL
SDA
I2C
NCS
SCLK
SDI
SPI
SDO
ADR
NRES
RDY
NIRQ
Start-up
SYNC1
SYNC2
Data sync
iC-GD
++
-
REF
+
Voltage
Monitoring
Universal Dual IO-Interface
ROM
uProcessor
Digital Filter
LUT
T
V
Chip temperature
CT(7:0) - Measurement
TOK1
TOK2
- Monitoring
>130 C
PWM Generator
2x32 bit
Counter
2x32 bit
Clock Generation
CLK
Diagnostics
14bit-SAR
GNDL GNDA GNDP
Digital Input
Current Output
Voltage Input U
Current Input I
Voltage Output
I/O Channel 2
IA1
UP1
UI1
UN1
LED2
IA2
UP2
UI2
UN2
CVDA2
10μF
Figure 1: Typical external circuitry