ht658 Linx Technologies, Inc., ht658 Datasheet - Page 2

• Manufacturer Part Number: ht658
• Description: Holtek Ht658/s Data Sheet
• Manufacturer: Linx Technologies, Inc.

Holtek HT658/S Data Sheet
P P I I N N O O U U T T
P P I I N N D D E E S S C C R R I I P P T T I I O O N N S S
A A P P P P R R O O X X I I M M A A T T E E I I N N T T E E R R N N A A L L C C I I R R C C U U I I T T S S
Pin Name
TRANSMISSION
A0-A17
D10-D17
DIN
VT
OSC1
OSC2
VSS
VDD
GATE
I/O
O
O
O
I
I
I
I
I
TRANSMISSION
OSCILLATOR
OSCILLATOR
Connection
CMOS OUT
CMOS OUT
CMOS IN
Internal
GATE
CMOS OUT
—
—
OSC2
OSC1
VSS
DIN
D1
D2
D3
D4
D5
D6
D7
VT
Input pins for address A0-A17 setting
They can be externally set to VDD, VSS or left open.
Output data pins
Serial data input pin
Valid transmission, active high
Oscillator input pin
Oscillator output pin
Negative power supply (GND)
Positive power supply
1
2
3
4
5
6
7
8
9
10
11
12
CMOS IN
24
23
22
21
20
19
18
17
16
15
14
13
VDD
D0
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
Description
OSC1
EN
OSCILLATOR
OSC2
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