IC
IC
CXD1171M (SONY)CXD8142AQ (SONY)
C-MOS 8-BIT D/A CONVERTERSYNC/BURST ADDER WITH DARK CLIPPER (NTSC)
NTOP VIEWNNTOP VIEWN
12051504948474645444342414039383736353433
D0IO
D0 IN 1D.VDD 24221
D1IO
3
D2
D1 IN 2D.VDD 234D35232
55331
D4
D2 IN 3A.VDD 2265430
D5
7D65529
D3 IN 421IO OUT8D75628
D4 IN 520IO OUT1257582726
9BLK
59602524
D5 IN 6A.VDD 1916VREF
15
IREF6123
D6 IN 7A.VDD 18VBVG6222
11176321
D7 IN 817VG OUT6420
BLK IN 916VREF INCK: CLOCK INPUT
BLK: BLANKING PULSE INPUT
123456789
10D.GND15IREF IND0 - 7: DIGITAL DATA INPUT10111213141516171819
IO: CURRENT OUTPUT
VB IN11A.GND 14IO: INVERT CURRENT OUTPUT
IREF: CURRENT REFERENCE INPUTPINI/OSIGNAL PINI/OSIGNAL PINI/OSIGNAL PINI/OSIGNAL
NO.NO.NO.NO.
CK IN12B.GND 13VB, VG: FOR CAPACITOR
VREF: VOLTAGE REFERENCE INPUT1IEI17IBF33IHBW149ILB11
2ICP418ISYNC34IHBW250ILB12
3ICP319IFLD35IFSC51ILB13
4ICP220IR36NNC52ILB14
D0, D112225ICP121IR237IVIA53ILB15
2
6OOA22ITEST38IVI954ILB16
DECODERLATCHESD2 - D43 - 437OO923OO239IVI855ILB17
28OO824OO140IVI756ILB18
9OO725NGND41IVI657NGND
D5 - D75 - 83DECODER6MSBOS2LSBOS20IO10NGND26NVDD42NGND58NVDD
CURRENTCURRENT11OO627OBLANK43IVI559ILB19
921
BLKCELLSCELLSIO12OO528OHBL44IVI460ILB20
13OO429OHVBL45IVI361ILB21
16
VREF+1714OO330NNC46IVI262ILB22
VG15IVD31IIPSW47IVI163ILBL1
IREF 15_16IHD32I4FSC48ILB1064ILBL2
CURRENT
CELLS
11FOR FULL
VB(SCALE)
12CLOCKINPUTSOUTPUTS
CK
GENERATOR4FSC: FOUR TIMES SUBCARRIEROA - O1: VIDEO SIGNAL WITH SYNC/BURST
BF: BURST FLAG
CP4 - CP1: VIDEO LIMITER LEVELOTHER
EI: ERROR FLAG (H : ERROR)NC: NO CONNECTION
FLD: FIELD SIGNAL
FSC: SUBCARRIER* H BLK = HORIZONTAL BLANKING
HBW1, HBW2 : H BLK WIDTH SELECT* V BLK = VERTICAL BLANKING
HD: HORIZONTAL DRIVE
LB10 - LB22: H BLK ON/OFF SELECT (L : ON)
LBL1, LBL2: V BLK LENGTH SELECT
DS1000Z-50 (DALLAS)R, R2: RESET PULSE
DS1000Z-50(TE2)SYNC: COMPOSITE SYNC
TEST: FOR TEST
C-MOS DELAY LINEVD: VERTICAL DRIVE
NTOP VIEWNVIA - VI1: VIDEO SIGNAL
TAP17
INPUT1VDD 82
TAP2
16
INPUTTAP331
TAP2 OUT27 TAP1 OUTTAP43IPSW37 - 41,
543 - 4710
TAP4 OUT36 TAP2 OUTTAP5VIA - VI1VIDEODARK
4
CP4 - CP12 - 5LEVEL10CLIP10
4 GND5 TAP5 OUTEI 1LIMITER
BLANKING
AND10
1EDGE
INPUT20%20%20%20%20%HBW1, HBW2 33, 34 2COMPENSATE6 - 9,
HSYNC10 23, 24OA - O111 - 14,
BURSTBLANKING
ADDER
4FSC32TIMING
7263516GEN.
HD10
TAP1TAP2TAP3TAP4TAP5
DELAY TIME (ns)SYNC
TYPE. NO.TAP1TAP2TAP3TAP4TAP5DATA
GEN.
DS1000M-501020304050
DS1000M-60122436486015V
VD
DS1000M-751530456075BLANKING
48 - 56,
DS1000M-10020406080100LB10 - LB2259 - 6213TIMING
DS1000M-125255075100125LBL1, LBL263, 642GEN.BURST
DS1000M-15030609012015019DATA
FLDGEN.
DS1000M-1753570105140175
DS1000M-200408012016020018
DS1000M-25050100150200250SYNC17
DS1000M-500100200300400500BF35
DS1000Z-25510152025FSC
DS1000Z-1002040608010022
TEST
DS1000Z-15030609012015020
R
R221
BKPF-L7044-3 |