Digital Converter. AU6802 Datasheet

AU6802 Converter. Datasheet pdf. Equivalent

Part AU6802
Description High Speed / Digital Tracking / Complete 10-12 Bit Resolver to Digital Converter
Feature ENCODER TECHNOLOGY Smartcoder AU6802 High-speed, Digital-Tracking, Complete 10/12-Bit Resolver-to-D.
Manufacture Encoder Technology
Datasheet
Download AU6802 Datasheet




AU6802
ENCODER TECHNOLOGY
Smartcoder
AU6802
High-speed, Digital-Tracking, Complete
10/12-Bit Resolver-to-Digital Converter
g Features
(1) Vehicle-mount quality
Quality level: Transportation equipment involved with safety
Operating temperature range: - 40° ~ + 125°C
(2) High accuracy
(3) Simple to use
Real time output (High tracking rate: 2000,000 rpm for 10
bit resolution
Single power supply of DC5V (integrated oscillator for
exciting resolver: 10/20 kHz)
Small size and light weight (10 x 10mm, Pin interval:
0.65mm, 52 pins QFP, Wt.-1 gram)
Built-in test (Abnormality detection) function
Pulse + Serial/Parallel/Bus output (Selectable)
Resolution of 10/12 bits (Selectable)
Capability to set the number of poles for UVW
(Selectable from x 1, 2, 3, 4)
Clock input (20MHz): External CLK input/Crystal resonator
/Ceramic resonator (Selectable)
g Outline
g Specifications
Resolution
1,024 (=210)
4,096 (=212)
For 1 revolution of electric angle
Conversion accuracy
±10.6 arc-minutes ± 1.5LSB
As static accuracy in electric angle
Settling time
0.5 ms typ.
2 ms typ.
For step input of 179° in electric angle
Tracking rate
200,000 rpm
50,000 rpm
As maximum tracking rate in electric angle
Response
±0.2°max./10,000 rpm ±0.4°max./10,000 rpm As output response delay in electric angle
2 phase pulse signal
256 P/T
1024 P/T
Source dissipation
DC 5V ± 5% 50mA Max
Operating Temperature
-40 ~ + 125°C
Storage temperature
-60 ~ + 150°C
Humidity
90% RH
Mass
1g Max
ENCODER TECHNOLOGY . Units 5 & 6, Leatherhead Ind. Est, Station Rd, Leatherhead Surrey, KT22 7AL, UK
Tel +44 (0)1372 377985 Fax +44 (0)1372 386973 Email: sales@encoder-technology.com Web: www.encoder-technology.com



AU6802
ENCODER TECHNOLOGY
g Functional Block Diagram
g Pin Description
Pin No. Symbol Form
Function
1 R1E
2 R2E
A/1 EXT. EXCIT. IP
A/1 (DIF.IP)
Pin Symbol
No.
27 Do
28 D1
Form
D/O (BUS)
D/O (BUS)
3 Vcc
- ANALOGUE SOURCE
4 SINMNT A/O SIN MONITOR
5 S4
A/1 SIN. IP
6 S2
A/1 (DIF. IP)
7 A.GND
- ANALOGUE GND
8 S1
A/1 RES. SELECT
9 S3
A/1 (DIF. IP)
10 COSMNT A/O COS. MONITOR
11 Vcc
- ANALGOUE SOURCE
12 RSO
A/O SIG. FOR EXCIT.
13 COM
A/O COMMON (2.5V)
14 A.GND
- ANALOGUE GND
15 MDSEL
D/1 RES. SELECT
16 SYRB
D/1 REF. SYNC.
17 XSEL1
D/1
18 XSEL2
D/1 UVW P SEL
19 OUTMD D/1 OP. SEL
20 SCSB
D/1 SERIAL CSB.
21 DATA
D/O SERIAL DATA
22 SCK
D/1 SERIAL LOCK
23 VDD
- DIGITAL SOURCE
24 XTAL
- OSC. CONN
25 CLKIN
D/1 EXTERNAL CLK INPUT
26 D.GND
- DIGITAL GND
29 D2
D/O (BUS)
30 D3
D/O (BUS)
31 D4
D/O (BUS)
32 D5
D/O (BUS)
33 D.GND
-
34 D6
D/O (BUS)
35 D7
D/O (BUS)
36 D8
D/O (BUS)
37 D9
D/O (BUS)
38 D10
D/O (BUS)
39 D11
D/O (BUS)
40 D.GND
-
41 CSB
D/1
42 RDB
D/1
43 INHB(RD)
D/1
44 PRT
D/O (BUS)
45 ERRHLD
D/O
46 ERRST
D/1
47 FSEL1
D/1
48 FSEL2
D/1
49 VDD
-
50 YEST1
D/1
51 TEST2
D/1
52 A.GND
-
* A/I Analog input
* A/O Analog Output * D/I Digital input
CAUTION 1. Pin arrangement must be referred to special drawing
Function
PRT/Ø12
ERRHLD/ Ø11
ERR/ Ø10
W1/ Ø9
V1/ Ø8
U1/ Ø7
DIGITAL GND
Wch/ Ø6
Vch/ Ø5
Uch/ Ø4
Zch/ Ø3
Bch/ Ø2
Ach/ Ø1
DIGITAL GND
CHIP SELECT
LEAD
INHIBIT
PARITY
ERROR HOLD
ERROR RESET
FREQUENCY SELECT
FREQUENCY SELECT
DIGITAL GND
TEST MODE SET
TEST MODE SET
ANALOGUE GND
* D/O Digital Output







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