SAA7185WP NXP Semiconductors, SAA7185WP Datasheet
SAA7185WP
Available stocks
Related parts for SAA7185WP
SAA7185WP Summary of contents
Page 1
DATA SHEET SAA7185 Digital Video Encoder (DENC2) Preliminary specification Supersedes data of 1995 Jun 15 File under Integrated Circuits, IC02 INTEGRATED CIRCUITS 1996 Jul 08 ...
Page 2
Philips Semiconductors Digital Video Encoder (DENC2) FEATURES CMOS 5 V device Digital PAL/NTSC encoder System pixel frequency 13.5 MHz Accepts MPEG decoded data 8-bit wide MPEG port Input data format Cb etc. (CCIR 656) 16-bit wide YUV input ...
Page 3
... Philips Semiconductors Digital Video Encoder (DENC2) ORDERING INFORMATION TYPE NUMBER NAME SAA7185WP PLCC68 BLOCK DIAGRAM KEY SEL_ED MP7 8 to MP0 DATA MANAGER VP0 8 to VP7 8 29 RCM1 30 RCM2 1,8,19 28,35 42, SSD1 DP0 to to DP7 V SSD7 SEL_MPU 1996 Jul 08 PACKAGE DESCRIPTION plastic leaded chip carrier; 68 leads ...
Page 4
Philips Semiconductors Digital Video Encoder (DENC2) PINNING SYMBOL PIN V 1 digital ground 1 SSD1 DP4 2 DP5 3 Upper 4 bits of the Data Port. If pin 68 (SEL_MPU) is HIGH, this is the data bus of the parallel ...
Page 5
Philips Semiconductors Digital Video Encoder (DENC2) SYMBOL PIN LLC 38 Line-Locked Clock. This is the 27 MHz master clock for the encoder. The direction is set by the CDIR pin Clock Reference signal. This is the clock qualifier ...
Page 6
Philips Semiconductors Digital Video Encoder (DENC2) handbook, full pagewidth 61 CS/SA V SSD7 62 63 DP0 64 DP1 DP2 65 66 DP3 V DDD3 67 68 SEL_MPU V SSD1 1 DP4 2 3 DP5 DP6 4 DP7 5 RCV1 6 ...
Page 7
Philips Semiconductors Digital Video Encoder (DENC2) FUNCTIONAL DESCRIPTION The digital MPEG-compatible Video Encoder (DENC2) encodes digital luminance and chrominance into analog CVBS and simultaneously S-Video (Y/C) signals. NTSC-M and PAL B/G standards also sub-standards are supported. The basic encoder function ...
Page 8
Philips Semiconductors Digital Video Encoder (DENC2) Chrominance is modified in gain (programmable separately for U and V), standard dependent burst is inserted, before baseband colour signals are interpolated from 6.75 MHz data rate to 27 MHz data rate. One of ...
Page 9
Philips Semiconductors Digital Video Encoder (DENC2) The DENC2 is always the timing master for the source at the MP input. The IC provides two signals for synchronizing this source: On the RCM1 port the same signals as on RCV1 (as ...
Page 10
Philips Semiconductors Digital Video Encoder (DENC2) Table 1 CCIR signal component levels SIGNAL IRE 100 bottom peak Cb colourless top peak bottom peak Cr colourless top peak Table 2 8-bit multiplexed format (similar to CCIR 656) TIME ...
Page 11
Philips Semiconductors Digital Video Encoder (DENC2) 1996 Jul 08 11 Preliminary specification SAA7185 ...
Page 12
Philips Semiconductors Digital Video Encoder (DENC2) 1996 Jul 08 12 Preliminary specification SAA7185 ...
Page 13
Philips Semiconductors Digital Video Encoder (DENC2 C-bus format 2 Table 5 I C-bus address; see Table 6 S SLAVE ADDRESS ACK Table 6 Explanation of Table 5 PART S Slave address ACK Subaddress (note 2) DATA -------- P ...
Page 14
Philips Semiconductors Digital Video Encoder (DENC2) Table 8 Subaddress COLOUR White Yellow Cyan Green Magenta Red Blue Black Notes 1. Contents of OSD Look-up tables. All 8 entries are 8-bits. Data representation is in accordance with CCIR ...
Page 15
Philips Semiconductors Digital Video Encoder (DENC2) Table 11 Subaddress 5C and 5E DATA BYTE DESCRIPTION GAINV variable gain for Cr signal; input representation accordance with CCIR 601 Notes 1. GAINV = 1.55 nominal to +1.55 2. GAINV = 1.46 nominal ...
Page 16
Philips Semiconductors Digital Video Encoder (DENC2) Table 14 Subaddress 60 (CCRS; select cross colour reduction filter in luminance) DATA BYTE CCRS1 CCRS0 Table 15 Subaddress 61 DATA BYTE LOGIC LEVEL FISE 0 ...
Page 17
Philips Semiconductors Digital Video Encoder (DENC2) Table 16 Subaddress 62 DATA BYTE DESCRIPTION BSTA amplitude of colour burst; input representation accordance with CCIR 601 SQP subcarrier real time Notes 1. Recommended value: BSTA = 102 (66H). 2. Recommended value: BSTA ...
Page 18
Philips Semiconductors Digital Video Encoder (DENC2) Table 18 Subaddress (1) DATA BYTE L21O0 first byte of captioning data, odd field L21O1 second byte of captioning data, odd field L21E0 first byte of extended data, even field L21E1 ...
Page 19
Philips Semiconductors Digital Video Encoder (DENC2) Table 21 Subaddress 6C DATA BYTE LOGIC LEVEL PRCV2 0 1 ORCV2 0 1 CBLF 0 1 PRCV1 0 1 ORCV1 0 1 TRCV2 0 1 SRCV1 Table 22 Logic levels and function of ...
Page 20
Philips Semiconductors Digital Video Encoder (DENC2) Table 24 Logic levels and function of CCEN DATA BYTE CCEN1 CCEN0 Table 25 Logic levels and function of SRCM DATA BYTE SRCM1 SRCM0 0 0 ...
Page 21
Philips Semiconductors Digital Video Encoder (DENC2) Table 28 Logic levels and function of PHRES DATA BYTE PHRES1 PHRES0 Table 29 Subaddress DATA BYTE BMRQ beginning of MP ReQuest signal ...
Page 22
Philips Semiconductors Digital Video Encoder (DENC2) Slave Transmitter Table 32 Slave Transmitter (slave address 89H or 8DH) REGISTER SUBADDRESS FUNCTION Status byte Table 33 No subaddress DATA BYTE VER Version identification of the device. It will be changed with all ...
Page 23
Philips Semiconductors Digital Video Encoder (DENC2) handbook, full pagewidth (dB ( (1) SCBW = 1. (2) SCBW = 0. handbook, halfpage (1) SCBW = 1. ...
Page 24
Philips Semiconductors Digital Video Encoder (DENC2 handbook, full pagewidth (dB (1) CCRS1 = 0; CCRS0 = 1. (2) CCRS1 = 1; CCRS0 = 0. (3) ...
Page 25
Philips Semiconductors Digital Video Encoder (DENC2) CHARACTERISTICS V = 4 unless otherwise specified. DDD amb SYMBOL PARAMETER Supply V digital supply voltage DDD V analog supply voltage DDA I digital supply ...
Page 26
Philips Semiconductors Digital Video Encoder (DENC2) SYMBOL PARAMETER Input timing t input data set-up time (C SU;CREF t input data hold time (C HD;CREF t input data set-up time (any other except SU SEL_MPU, CDIR, RW/SCL, A0/SDA, CS/SA, RESET, AP ...
Page 27
Philips Semiconductors Digital Video Encoder (DENC2) SYMBOL PARAMETER CHROMA, Y and CVBS outputs V output signal voltage (peak-to-peak value) o(p-p) R internal serial resistance I R output load resistance L B output signal bandwidth of DACs ILE LF integral linearity ...
Page 28
Philips Semiconductors Digital Video Encoder (DENC2) handbook, full pagewidth LLC clock output LLC clock input t SU; DAT input data output data handbook, full pagewidth LLC CREF VP(n) DP(n) RCV2 The data demultiplexing phase is coupled to the internal horizontal ...
Page 29
Philips Semiconductors Digital Video Encoder (DENC2) handbook, full pagewidth H/L transition count start 128 13 RTCI not used in DENC2 (1) Sequence bit: PAL = logic 0 then (R Y) line normal; PAL = logic 1 then (R NTSC = ...
Page 30
Philips Semiconductors Digital Video Encoder (DENC2) handbook, full pagewidth A0 CSN RWN t RWS D DTACK 1996 Jul ACS t CSD Fig.11 MPU interface timing (WRITE cycle). 30 Preliminary specification SAA7185 t ...
Page 31
Philips Semiconductors Digital Video Encoder (DENC2) APPLICATION INFORMATION 1996 Jul 08 31 Preliminary specification SAA7185 pagewidth full handbook, ...
Page 32
Philips Semiconductors Digital Video Encoder (DENC2) PACKAGE OUTLINE PLCC68: plastic leaded chip carrier; 68 leads pin 1 index DIMENSIONS (millimetre dimensions are derived from the original inch dimensions) ...
Page 33
Philips Semiconductors Digital Video Encoder (DENC2) SOLDERING Introduction There is no soldering method that is ideal for all IC packages. Wave soldering is often preferred when through-hole and surface mounted components are mixed on one printed-circuit board. However, wave soldering ...
Page 34
Philips Semiconductors Digital Video Encoder (DENC2) DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product specification This ...
Page 35
Philips Semiconductors Digital Video Encoder (DENC2) 1996 Jul 08 NOTES 35 Preliminary specification SAA7185 ...
Page 36
Philips Semiconductors – a worldwide company Argentina: see South America Australia: 34 Waterloo Road, NORTH RYDE, NSW 2113, Tel. +61 2 9805 4455, Fax. +61 2 9805 4466 Austria: Computerstr. 6, A-1101 WIEN, P.O. Box 213, Tel. + ...