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부품번호 | P87C770 기능 |
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기능 | Microcontrollers for NTSC TVs with On-Screen Display OSD and Closed Caption CC | ||
제조업체 | NXP Semiconductors | ||
로고 | |||
INTEGRATED CIRCUITS
DATA SHEET
P8xCx70 family
Microcontrollers for NTSC TVs with
On-Screen Display (OSD) and
Closed Caption (CC)
Product specification
Supersedes data of 1999 May 17
File under Integrated Circuits, IC20
1999 Jun 11
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XI
XO
RESET
ALE/PROG
PSEN
VPP/EA
VDDA VSSD VDDP
VSSA VDDC
RB
FB G
VSYNC
AFT0(2) AFT2(2)
HSYNC
AFT1(2)
CPU
TWO 16-BIT
TIMER/
COUNTERS
(T0 AND T1)
8-BIT
WATCHDOG
TIMER
(T3)
ROM
64-KBYTES
RAM
1-KBYTE
80C51 CORE
EXCLUDING
ROM/RAM
PARALLEL
I/O PORT
FUNCTION
COMBINED
PARALLEL
I/O PORTS
9 × 7-BIT
DACS
ON-SCREEN DISPLAY
(OSD)
3 × 4-BIT
ADCS
8-bit internal bus
CC DATA SLICER
I2C-BUS
INTERFACE
2
external
interrupts
8
P2
858
P0 P1 P3
PWM0 to PWM8(1)
REFH IREF
STN BLK CVBS
MGR380
SDA(3) SCL(3)
(1) Alternative functions of Port 0 except PWM0 which is an alternative function of Port 1.
(2) Alternative functions of Port 1.
(3) Alternative functions of Port 3.
Fig.1 Block diagram.
4페이지 Philips Semiconductors
Microcontrollers for NTSC TVs with On-Screen
Display (OSD) and Closed Caption (CC)
Product specification
P8xCx70 family
SYMBOL
P3.4/SCL
P3.5/SDA
P3.6
P3.7
PIN I/O
DESCRIPTION
49 I/O Port 3 line P3.4 (open-drain, bidirectional); alternative function as I2C-bus clock
line (open-drain).
50 I/O Port 3 line P3.5 (open-drain, bidirectional); alternative function as I2C-bus data line
(open-drain).
51 I/O Port 3 line P3.6 (open-drain, bidirectional).
52 I/O Port 3 line P3.7 (open-drain, bidirectional).
1999 Jun 11
7
7페이지 | |||
구 성 | 총 70 페이지수 | ||
다운로드 | [ P87C770.PDF 데이터시트 ] |
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부품번호 | 상세설명 및 기능 | 제조사 |
P87C770 | Microcontrollers for NTSC TVs with On-Screen Display OSD and Closed Caption CC | NXP Semiconductors |
P87C770AAR | Microcontrollers for NTSC TVs with On-Screen Display OSD and Closed Caption CC | NXP Semiconductors |
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