參數(shù)資料
型號: KA8334B
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: Servo Controller for VCR(錄像機的伺服控制器)
中文描述: 伺服控制器錄像機(錄像機的伺服控制器)
文件頁數(shù): 7/34頁
文件大?。?/td> 177K
代理商: KA8334B
KA8334B Servo Controller for VCR
PIN DESCRIPTIONS
Pin No
Function
Descriptions
1
2
3
4
5
6
9
15
20
22
7
11
14
16
8
24
25
27
28
29
30
31
32
DRUM
Common
The common pin of D-FG and D-PG signal.
Bias voltage : about 2.5V
DRUM FG IN
D-FG Input minimum level : 10mV.
note) Refer to
C
ead switching timing chart
DRUM A
SELECT
B
3 value input
OPEN =
B A
H
M
L
H
M
L
2 HEAD
:
DA4 -
:
DA4-
:
TEST
2 HEAD
;
DA4 -
;
DA4-
;
TEST
2 HEAD
<
DA4 -
<
DA4-
<
TEST
Note)Refer to
head switch-
ing timing
chart
D.MIX OUT
D.MIX (-)
D.MIX (+)
C.MIX (+)
C.MIX (-)
C.MIX OUT
Drum mix amp, capstan mix amp
Open loop gain ------------------->
At the full feedback, no oscillation
Output dynamic range: 0~ 5V ( No load )
Output impedance
2
D.F/V OUT
D.P/D OUT
C.P/D OUT
C.F/V OUT
SW capacitor DA output.
Output dynamic range: 0.5 ~ 4.3V
Output impedance
500
ú
N.C ( GND )
GND Connected.
10 ( SW I ), 12 ( SW J ), 13 ( SW M ),
17 ( SW H ),18 ( SW G ),19 ( SW F ),21 ( SW E )
Analog switch., Switch resistance
500ohm
Leakage current
1uA
CTL Head -
CTL Head +
REC CTL ouput
Output impedance
500ohm
CTL Amp Bias
CTL Amp (-)
SW D
CTL Amp out
Open loop gain ------------------
!
At the full feedback, no oscillation.
Output dynamic range : 0~5V
Output impedance
2
PCTL IN
CFG IN
Schmitt bias VTH: 4 point. Internal bias = about 2.5
Schmitt width =
2
150mV.
Built - in the frequency doubling block.
2
1
180K
2K
40K
40K
2
V
DD
SWX
From DAC
25
24
REC.CTL OUT
PCTL AMP
Input/Output form
2.0 ~ 2.9V
28K
7K
V
DD
/ 2
8
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