CMD4504 Datasheet, PDF (2/6 Pages) Ceramate Technical – 5-CH Motor Drive IC

CMD4504
5-CH Motor Drive IC
Pin Assignments
VOFC- VOFC+ VOTK- VOTK+ VCC2 MUTE BIAS
28
27
26
25
24
23
22
VINSP VINSL VCC1 VOSL+ VOSL- VOSP+ VOSP-
21
20
19
18
17
16
15
CMD4504
1
2
3
4
5
6
7
VINFC CFCerr1 CFCerr2 VNFFC VNFTK CTKerr1 CTKerr2
Pin Definitions
8
9
10
11
12
13
14
GND VINTK VCTL FWD REV VOTR+ VOTR-
NO SYMBOL
1 VINFC
2 CRCerr1
3 CRCerr2
4 VNFFC
5 VNFTK
6 CTKerr1
7 CTKerr2
8 GND
9 VINTK
10 VCTL
11 FWD
12 REV
13 VOTR+
14 VOTR-
FUNCTION
NO SYMBOL
Input for focus driver
15 VOSP-
Connection of capacitor for the
error amp filter
16
VOSP+
Connection of capacitor for the _{17 VOSL-}
error amp filter
Focus driver feedback pin
18 VOSL+
Input for tracking driver
19 VCC1
Connection of capacitor for the
error amp filter
20
Connection of capacitor for the ₂₁
error amp filter
Ground
22
Feedback for tracking driver
23
Speed control input of tray
driver
24
Tray driver forward input
25
Tray driver reverse input
26
Tray driver output (+)
27
Tray driver output (-)
28
VINSL
VINSP
BIAS
MUTE
VCC2
VOTK+
VOTK-
VOFC+
VOFC-
FUNCTION
Spindle driver output (-)
Spindle driver output (+)
Sled driver output (-)
Sled driver output (+)
Vcc for pre-driver block and
power block of sled and tray
OPAMP input for the sled driver
Input for spindle driver
Input for reference voltage
Input for mute control
Vcc for power block of spindle,
tracking and focus
Tracking driver output (+)
Tracking driver output (-)
Focus driver output (+)
Focus driver output (-)
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN
Tel:[phone]
Fax:[phone]
Page 2 of 6
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Http: www.ceramate.com.tw
Rev 1.0 May 22, 2003