HD49801FB Datasheet, PDF (4/43 Pages) List of Unclassifed Manufacturers – Digital Signal Processing IC for CCD Cameras

HD49801FB
HD49801FB
Pin Functions (cont)
Pin Pin
No. Name
Signal
I/O Function Description
69 ADI (6) AD in (6)
I
A/D input
70 ADI (5) AD in (5)
I
71 ADI (4) AD in (4)
I
72 ADI (3) AD in (3)
I
73 ADI (2) AD in (2)
I
74 ADI (1) AD in (1): LSB
I
75 ADI (0) AD in (0)
I
Fix at the low level
76 OBPI
Optical black pulse in I
Sensor optical black period input; high during the OB
period
77 CPREFO Clamp reference out
O
Feedback clamp OBP detection output (0 V to 5 V)
78 KNEEO Knee point out
O Knee point setting output; high = iris region 6
79 EP3O
80 EP2O
Iris V edge pulse 3 out O
Iris V edge pulse 2 out O
Iris V-window pulse 3
Iris V-window pulse 2
V direction iris setting region
output
81 EP1O
Iris V edge pulse 1 out O Iris V-window pulse 1
82 TBI
Titler B in
I
Title color setting signal
83 TGI
Titler G in
I
84 TRI
Titler R in
I
85 TKEYI
Titler key in
I
Title on/off signal; high = on, low = off
86 NMEI
Memory enable bar in I
Line memory R/W enable signal; high = disable,
low = enable
87 IWNI
Iris/white balance in
I
DETSO function selection (iris/WB) input; high = iris,
low = WB
88 PAD V_DD V_DD for PAD
V_DD
V_DD
for
pad,
V_DD
=
5
V
+0.25
–0.50
V
V
89 DETLDI DET load in
I
Iris/WB load pulse
90 DETCKI DET clock in
I
Iris/WB clock pulse
91 DETSO DET serial out
O Iris: Average value (22b)/peak value (11b)
WB: Mg-G (11b), R-B (11b)
92 SLDI
State load in
I
Image quality control data (state data) load pulse
93 STCKI
State clock in
I
Image quality control data (state data) clock pulse
94 SDI
State data in
I
Image quality control data (state data) input
95 IDSI
Line ID reset in
I
In PAL/SECAM mode, line ID reset input; high = reset
96 TGSYNCO TG sync out
O TG CSYNC output
97 CHDO
Camera HD out
O Camera horizontal synchronization output
98 SSG V_DD V_DD for SSG
V_DD
V_DD
for
SSG,
V_DD
=
5
V
+0.25
–0.50
V
V
99 XHCKI
100 XHCKO
H osc in
H osc out
osc H oscillator input (NTSC: 260 f_H = 4.090908 MHz)
osc H oscillator output
(PAL/SECAM: 282 f_H = 4.40625 MHz)
4