iC-NQ
13-bit Sin/D CONVERTER WITH CALIBRATION
Rev D1, Page 4/25
PACKAGES TSSOP20 (according to JEDEC Standard)
PIN CONFIGURATION
PIN FUNCTIONS
TSSOP20 4.4 mm, lead pitch 0.65 mm
No. Name Function
1 PCOS Input Cosine +
2 NCOS Input Cosine -
3 VDDA +5 V Supply Voltage (analog)
4 GNDA Ground (analog)
5 VREF Reference Voltage Output
6 A
7 B
8 Z
Incremental Output A
Analog signal COS+ (TMA mode)
PWM signal for Offset Sine (Calib.)
Incremental Output B
Analog signal COS- (TMA mode)
PWM signal for Offset Cosine (Calib.)
Output Index Z
PWM signal for Phase/Ratio (Calib.)
Ground
+5 V Supply Voltage (digital)
BiSS interface, data input
BiSS interface, clock line
9 GND
10 VDD
11 SLI
12 MA
13 SLO
14 SDA
BiSS interface, data output
EEPROM interface, data line
Analog signal SIN+ (TMA mode)
EEPROM interface, clock line
Analog signal SIN- (TMA mode)
15 SCL
16 NERR Error Input/Output, active low
17 PZERO Input Zero Signal +
18 NZERO Input Zero Signal -
19 PSIN
20 NSIN
Input Sine +
Input Sine -
External connections linking VDDA to VDD and GND to GNDA are required.
*) If only a single iC-NQ device and no BiSS chain circuitry is used, pin SLI can remain unwired or can be linked
to ground (GND).
ICHAUS [ IC-HAUS GMBH ]
