STV2162 데이터 시트보기 (PDF) - STMicroelectronics
부품명
상세내역
제조사
STV2162 Datasheet PDF : 14 Pages
| |||
STV2162
PIN DESCRIPTION (continued)
Pin Name
Function
Description, Test Conditions, Remark
16 RCUTREF Reference Clamping R. Capacitor 47nF against Ground : cut-off Black Reference.
17 CSOFT Time Constant Capacitor for softstart, value determines softstart time (typ. 220µF).
18
SCL
Input
Serial Clock for I2C bus
19
SDA
Input
Serial Data for I2C bus (pull down - capability for acknowledge and data reply)
20
V5V
Power supply Voltage supply for standby biasing, voltage is regulated via internal shunt
regulator
21
SLPF Time Constant Loop filter for horizontal VCO
22
VCC1
Power supply Supply voltage for Scanning part, connected with external series regulator
transistor.
23
IREF
Current
Reference
External programming resistor 1% metal type (25kΩ against VCC1). Determines
the horizontal free running frequency.
24
REG
Output
Output for controlling the external regulator transistor
25 FROUT
Output
Output of transconductance Frame Amplifier, pin has to be connected to the
inverting input of the vertical power amplifier.
26 SENSEP
Input
Input of internal resistor bridge for sensing the vertical deflection yoke current
27 SENSEM
Input
Input of Internal resistor bridge for sensing the vertical deflection yoke current
28 BREATH
Input
Two functions :
- if input voltage >1.5V, Vertical size (V_BREATING) and Horizontal width
(H_BREATING) compensation.
- if pin pulled down by external transistor : protection activated.
29 CVERT
Reference Regulation of vertical sawtooth amplitude
30
EWIN
Input
Input of the error-amplifier for the East-West modulator
31 SMPSIN
Input
Input for the secondary Switch Mode Power Supply pulse width modulator
32 EWOUT
Output
Output of the error amplifier for the East-West modulator (current output, biasing
directly the darlington output transistor
33
HFLY
Input
Horizontal Flyback Input
34 GND1 Power supply Ground for all scanning functions
35 SSCOUT
Output
Super sandcastle output from the scanning processor part.
36 TXTOUT
Output
Composite 2H synchro for Teletext, OSD, ...
37 SMPSOUT
Output
Output for SMPS driver transistor
38 HDRIVE
Output
Open collector output for the horizontal line transistor
39
VABL
Input
Voltage input for the Average Beam Limiter function
40 BOUT
Output
Video output blue channel
41 GOUT
Output
Video output green channel
42 ROUT
Output
Video output red channel
43 ICUTOFF
Input
Input for the leakage and cut-off current measurement
44
VCCVID
Power supply Voltage supply for the video part
45 GNDVID Power supply Ground for video
46
RTXT
Input
Input for red channel of TEXT/OSD
47 GTXT
Input
Input for green channel of TEXT/OSD
48
BTXT
Input
Input for blue channel of TEXT/OSD
49
APX
Time constant External capacitor and resistor to determine the attack and delay time of the APX
detector
50 FBTXT
Input
Fast Blanking input for TXT/OSD insertion (VFBTXT = 0 . . 3 V)
51 CONVAR
Input
Voltage at this Input decreases instantaneously the Contrast : Contrast-reduction
for transparent Menu box
52
NC
Reserved Not connected
53
Y
Input
Video input Y channel
54 RES54
Reserved Must be grounded
55 RES55
Reserved Must be grounded
56 YOUT Luma Output Luminance output after white stretch.
Signal
(Application : connect YOUT with Y (Video Part) via capacitor of 47nF.)
3/14
Share Link: 