Z89303 Zilog., Z89303 Datasheet - Page 2

• Manufacturer Part Number: Z89303
• Description: DIGITAL TELEVISION CONTROLLER
• Manufacturer: Zilog.

GENERAL DESCRIPTION (Continued)
2
640 x 16
RAM
Port 00
Port 17
Address
Data
Capture
IRIN
ADC0
ADC1
ADC2
ADC3
ADC4
ADC5
Port 00
Port 01
Port 02
Port 03
Port 04
Port 05
Control
XTAL1
XTAL2
LPF
HSYNC
VSYNC
/Reset
Port 06
Port 07
Port 08
Port 09
Port 0A
Port 0B
Port 0C
Port 0D
Port 0E
Port 0F
Port 0
ADC
CPU
P R E L I M I N A R Y
Functional Block Diagram
Register Addr/Data
ROM Addr
ROM Data
Note: Shaded pin functions
not available on 40-pin device.
HALFBLNK
12K x 16
16K x 16
24K x 16
Port1
ROM
OSD
PWM
Port 10
Port 11
Port 12
Port 13
Port 14
Port 15
Port 16
Port 17
Port 18
Port 19
BLANK
PWM1
PWM2
PWM3
PWM4
PWM5
PWM6
PWM7
PWM8
PWM9
V1
V2
V3
Note: Z89307
has 12K words of ROM.
Z89305 has 16K words.
Z89302/03 has 24K words.
Port0F
CPS DC-4222-03
Z89303/05/07