saa5254 NXP Semiconductors, saa5254 Datasheet
saa5254
Available stocks
Related parts for saa5254
saa5254 Summary of contents
Page 1
... DATA SHEET SAA5254 Integrated VIP and teletext decoder (IVT1.1X) Preliminary specification Supersedes data of July 1993 File under Integrated Circuits, IC02 INTEGRATED CIRCUITS 1996 Nov 07 ...
Page 2
... SAA5244A with which it is completely compatible. Like the SAA5244A the device contains all the hardware necessary to decode the teletext, but the SAA5254 also contains extra hardware to process the extension packet 26 characters automatically, extending the markets to which the TV chassis can be shipped and opening the possibility of many more language options ...
Page 3
... BLACK IREF CVBS POL Fig.1 Block diagram; SOT129 (DIP40). 3 Preliminary specification HAMMING CHECKER AND PACKET 26 PROCESSING ENGINE PAGE MEMORY C-BUS 24 INTERFACE 1 10 SAA5254 14 20 DISPLAY CLOCK PHASE LOCKED LOOP VCR/FFB STTV/LFB SAA5254 SDA SCL V DD1 V DD2 V SS2 V SS3 MLB207 ...
Page 4
... Serial clock input for the I SDA 25 Serial input/output data port for the I power-down of the device. i. Internally connected. Must be left open-circuit in application. 1996 Nov 07 DESCRIPTION 2 C-bus. It can still be driven during power-down of the device. 2 C-bus; open drain output. It can still be driven during 4 Preliminary specification SAA5254 ...
Page 5
... IREF 9 V DD2 10 SAA5254 POL 11 STTV/LFB 12 13 VCR/FFB V SS2 RGBREF 18 BLAN 19 V SS3 20 MLB208 Fig.2 Pin configuration; SOT129 (DIP40). 1996 Nov i. SDA 24 SCL ODD/EVEN 21 COR 5 Preliminary specification SAA5254 ...
Page 6
... CONDITIONS ESD Human body model 2000 V, 100 pF, 1.5 k ESD Machine model 200 V, 100 pF, 1.5 k latch-up 100 mA, 1 (absolute maximum) 6 Preliminary specification SAA5254 (1) REQUIREMENTS cumulative target < 100 ppm cumulative target < 100 ppm (1) REQUIREMENTS < 7% LTPD < 15% LTPD < 15% LTPD (1) REQUIREMENTS < ...
Page 7
... R resistance to ground GND POL V LOW level input voltage IL V HIGH level input voltage IH I input leakage current LI C input capacitance i 1996 Nov 07 PARAMETER CONDITIONS Preliminary specification SAA5254 MIN. MAX. 0.3 +6 +70 C MIN. ...
Page 8
... note 0.3 3 10% to 90% 90% to 10% 3 100 kHz 1 Preliminary specification SAA5254 TYP. MAX. UNIT + 250 +1.5 ...
Page 9
... I = 1.6 mA; RGBREF OH RGBREF 0. 10% to 90% 90 0.2 mA with external pull-up 10% to 90% 90% to 10% 9 Preliminary specification SAA5254 TYP. MAX. UNIT + 0.5 V 200 ns 400 pF 1.0 1.1 0.3 0.45 V 0.15 V 3.0 mA 100 pF 0 ...
Page 10
... OH DD 0.6 to 2.2 V 2 load resistor of 1 measured between V 0.5 and 1 250 170 Preliminary specification SAA5254 TYP. MAX. UNIT 0 120 1 + ...
Page 11
... Fig.3 I C-bus timing. display period 16.67 (a) lines 42 to 291 inclusive (and 355 to 604 inclusive interlaced) display period 41 (b) Fig.4 Display output timing (a) line rate (b) field rate. 11 Preliminary specification HIGH t HD;DAT t SU;DAT t SU;STO 40 s 56.67 s 291 line numbers SAA5254 64 s 312 MLA662 - 1 ...
Page 12
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) 1996 Nov 07 12 Preliminary specification SAA5254 pagewidth full handbook, ...
Page 13
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) 1996 Nov 07 13 Preliminary specification SAA5254 ...
Page 14
... Row 0 is for the page header. The first seven columns ROW ( are free for status messages. The eighth is an alphanumeric white or green control character, written 0 automatically by the SAA5254 to give a green rolling 1 header when a page is being looked for. The last eight 2 characters are for rolling time. ...
Page 15
... HU3 Register maps SAA5254 mode registers R0 to R11 are shown in Table R10 are WRITE only; R11 is READ/WRITE. Register map (R3), for page requests, is shown in detail in Table 9. 15 Preliminary specification HT0 C7 C11 HT1 C8 C12 C5 C9 ...
Page 16
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) 1996 Nov 07 16 Preliminary specification SAA5254 ...
Page 17
... Disable automatic processing of packet 26. When logic 1 enables display of messages with 60 Hz input signal. Point to start column for page request data (see Table 9). Must be logic 0 for normal operation. Picture on. Text on. Contrast reduction on. Background colour on. 17 Preliminary specification SAA5254 FUNCTION ...
Page 18
... Indicates that the video signal quality is good and PLL is phase-locked to input video when logic good teletext signal is being received then logic 1. Indicated language/ROM variant. For Western European = 11000. If the input video is a 525 line signal then logic 1. 18 Preliminary specification SAA5254 FUNCTION 2 C-bus. 2 C-bus. 2 ...
Page 19
... SCS (scan composite sync) mode: FFB leading edge in first broad pulse of field SCS (scan composite sync) mode: FFB leading edge in second broad pulse of field 19 Preliminary specification PRD2 PRD1 MAG2 MAG1 PT2 PT1 PU2 PU1 X HT1 HU2 HU1 MT2 MT1 MU2 MU1 RESULT SAA5254 PRD0 MAG0 PT0 PU0 HT0 HU0 MT0 MU0 ...
Page 20
... Nov 07 V DD1 1 OSCOUT 8.2 pF 100 nF 3.3 H OSCIN 27 MHz 3rd overtone OSCGND 4 Fig.9 Crystal oscillator application diagram. PARAMETER 20 Preliminary specification SAA5254 CRYSTAL OSCILLATOR 3 MGD702 TYP. MAX. 1.7 5 SAA5254 UNIT year ...
Page 21
... The WST specification allows the selection of national character sets via the page header transmission bits, C12 to C14. The basic 96 character sets differ only in 13 national option characters as indicated in Tables 17, 18, 19 and 20 with reference to their table position in the basic character matrix illustrated in Table 16. The SAA5254 automatically decodes transmission bits C12 to C14. Tables 12, 13, 14 and 15 illustrates the character matrixes. ...
Page 22
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) Table 12 SAA5254P/E character data input decoding, West European languages; notes For character version number (11000) see Register 11B. handbook, full pagewidth ...
Page 23
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) Table 13 SAA5254P/H character data input decoding, East European languages; notes For character version number (11001) see Register 11B. handbook, full pagewidth ...
Page 24
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) Table 14 SAA5254P/T character data input decoding, West European and Turkish languages; notes For character version number (11010) see Register 11B. handbook, full pagewidth ...
Page 25
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) Table 15 SAA5254P/R character data input decoding, Baltic and Cyrillic languages; notes For character version number (11101) see Register 11B column ...
Page 26
... Characters may be referred to by column and row (for example 2/5 refers to %). 5. Black represents displayed colour. White represents background. 6. The SAA5254 national option characters are illustrated in Tables 17, 18, 19 and 20. 7. Characters 8/6, 8/7, 9/5, 9/6 and 9/7 are special characters for combining with character 8/5 (E, H and T codes only). ...
Page 27
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) 1996 Nov 07 27 Preliminary specification SAA5254 pagewidth full ...
Page 28
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) Table 17 SAA5254P/E national option character set handbook, full pagewidth PHCB LANGUAGE C12 C13 C14 ENGLISH 0 0 GERMAN SWEDISH 0 1 ITALIAN 1 0 FRENCH 1 0 SPANISH (1) PHCB are the Page Header Control Bits. Other combinations default to English. ...
Page 29
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) Table 19 SAA5254P/T national option character set andbook, full pagewidth PHCB LANGUAGE C12 C13 C14 ENGLISH 0 0 GERMAN TURKISH 0 1 ITALIAN 1 0 FRENCH 1 0 SPANISH (1) PHCB are the Page Header Control Bits. Other combinations default to English. Only the above characters change with the PHCB. All other characters in the basic set are shown in Table 16 ...
Page 30
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) Table 20 SAA5254P/R national option character set handbook, full pagewidth PHCB LANGUAGE C12 C13 C14 ESTONIAN 0 LETTISH / 0 LITHUANIAN 1 RUSSIAN (1) PHCB are the Page Header Control Bits. Other combinations default to Estonian. 1996 Nov 07 (1) CHARACTER POSITION (COLUMN / ROW) ...
Page 31
... R10 B (1) RGBREF (1) BLAN V SS3 Fig.11 Application diagram; SOT129 (DIP40). 31 Preliminary specification i. SAA5254 SDA 16 24 SCL ODD/EVEN COR 2.7 k MLB210 SAA5254 Y 2.7 k ...
Page 32
... 1.70 0.53 0.36 52.50 14.1 1.14 0.38 0.23 51.50 13.7 0.067 0.021 0.014 2.067 0.56 0.045 0.015 0.009 2.028 0.54 REFERENCES JEDEC EIAJ MO-015AJ 32 Preliminary specification 3.60 15.80 17.42 2.54 15.24 3.05 15.24 15.90 0.14 0.62 0.10 0.60 0.12 0.60 EUROPEAN PROJECTION SAA5254 SOT129 ( max. 0.254 2.25 0.69 0.01 0.089 0.63 ISSUE DATE 92-11-17 95-01-14 ...
Page 33
... If the temperature of the soldering iron bit is less than 300 C it may remain in contact for seconds. If the bit temperature is between 300 and 400 C, contact may seconds. 33 Preliminary specification SAA5254 ). If the stg max ...
Page 34
... I Philips. This specification can be ordered using the code 9398 393 40011. 1996 Nov components conveys a license under the Philips’ system provided the system conforms to the I 34 Preliminary specification SAA5254 2 C patent to use the 2 C specification defined by ...
Page 35
... Philips Semiconductors Integrated VIP and teletext decoder (IVT1.1X) 1996 Nov 07 NOTES 35 Preliminary specification SAA5254 ...
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. + ...