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DS97TEL1902
1
1
P
RODUCT
S
PECIFICATION
Z90102/103/104
40-P
IN
L
OW
-C
T
ELEVISION
C
1
OST
ONTROLLER
D
IGITAL
FEATURES
8-Bit CMOS Microcontroller for Consumer
Television, Cable and Satellite Receiver Ap-
plications.
I
Lowest Cost DTC Family Member
I
Low Power Consumption
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Fast Instruction Pointer - 1.5
m
s @ 4 MHz
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Two Standby Modes - STOP and HALT
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Low Voltage Detection/Voltage Sensitive Reset
I
Port 2 (8-Bit Programmable I/O) and Port 3 (2-Bit Input,
3-Bit Output) Register Mapped Ports
I
Port 6 (6-Bit Input and Tristate Comparator AFC Input)
Memory Mapped I/O Ports
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All Digital CMOS Levels Schmitt-Triggered
I
Two Programmable 8-Bit Counter/Timers each with 6-
Bit Programmable Prescaler.
I
Six Vectored, Priority Interrupts from Six Different
Sources
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Clock Speed up to 4 MHz
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On-Chip Oscillator that Accepts a Crystal, Ceramic
Resonator, LC or External Clock Drive
I
Permanently Enabled
Watch-Dog/Power-On Reset Timer
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3K x 6-Bit Character Generator ROM
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120 x 7-Bit Video RAM
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Mask Programmable 96-Character Set Display. The
90102 and 90103 6-Row x 20 Column Format, 12x15
Pixel Character Cell. The 90104 8-Row x 20 Column
Format 12x15 Pixel Character Cell. The 90102, 90103
90104 Capable of supporting English, Korean, Thai,
Chinese and Japanese High Resolution Characters.
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Fully Programmable Color Attributes Including Row
Character,
Row
Background/Fringes,
Background/Position, Bar Graph Color Change, and
Character Size.
Frame
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Programmable Display Position and Character Size
Control
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One Pulse Width Modulator (14-Bit Resolution) for
Voltage Synthesis Tuner Control.
I
Three Pulse Width Modulator (8-Bit Resolution) for
Picture Control
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Three Pulse Width Modulators (6-Bit Resolution) for
Audio Control
GENERAL DESCRIPTION
The Z90102/3/4 40-pin Low-Cost Digital Television Con-
troller are members of the Z8
chip family with 4, 6, and 8 KB of ROM and 236 bytes of
RAM. The device is offered in a 40-pin package and is
STOP Mode MCU single-
CMOS compatible. The DTC offers mask programmed
ROM which enables the Z8
MCU to be used in a high vol-
ume production application device embedded with a cus-
tom program (customer supplied program) and combines
Device
Z90102
Z90103
Z90104
ROM
(KB)
4
6
8
RAM*
(Bytes)
236
236
236
I/O
24
24
24
Note:
*General-Purpose