p87c770aar NXP Semiconductors, p87c770aar Datasheet - Page 65

• Manufacturer Part Number: p87c770aar
• Description: Microcontrollers Ntsc With On-screen Display Closed Caption
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1999 Jun 11
handbook, full pagewidth
handbook, full pagewidth
Microcontrollers for NTSC TVs with On-Screen
Display (OSD) and Closed Caption (CC)
1
A7 to A0
A7 to A0
0
L-pulse
1/0
Fig.29 Program verification configuration.
1/0
1
1
1
1
1
1
1
1
1
1
Fig.28 Programming configuration.
P2.7 to P2.0
RESET
ALE/PROG
P1.3
P1.0
P1.1
P1.2
P1.4
V SS
P2.7 to P2.0
RESET
ALE/PROG
P1.3
P1.0
P1.1
P1.2
P1.4
V SS
P87C770
P87C770
(OTP)
(OTP)
65
P0.7 to P0.0
P3.7 to P3.0
P0.7 to P0.0
P3.7 to P3.0
V PP /EA
V PP /EA
PSEN
MGR376
PSEN
MGR377
V DD
V DD
5 V
5 V
12.75 V
0
5 V
0
A15 to A8
D7 to D0
A15 to A8
D7 to D0
P8xCx70 family
Product specification