Datasheet

UNISONIC TECHNOLOGIES CO., LTD
URCZ1284-XX
LINEAR INTEGRATED CIRCUIT
PARALLEL PORT SINGLE
TERMINATION NETWORK
WITH ±15KV ESD
PROTECTION

DESCRIPTION
The UTC URCZ1284-XX is a high-speed parallel port single
termination .Here is two basic cells in the integrated termination,
Cell 1 and Cell 2(See Fig1 &Fig 2). The UTC URCZ1284-XX
contains the proper termination for 8 data lines, 1 strobe line, 4
control lines and 4 statut lines; The UTC URCZ1284-XX has an
extra protection against ESD.
The UTC URCZ1284-XX is ideally suitable for Notebooks, PC
Peripherals, Servers and Desktops, etc.

FEATURES
* Highly integrated termination
* EMI noise filtering
* RFI noise filtering
* Withstand ±8 kV contact-discharge

ORDERING INFORMATION
Ordering Number
Lead Free
URCZ1284L-XX-SQ8-T
URCZ1284L-XX- SQ8-R

Halogen Free
URCZ1284G-XX-SQ8-T
URCZ1284G-XX-SQ8-R
Package
Packing
QSOP-28
QSOP-28
Tube
Tape & Reel
MARKING
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
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
PIN CONFIGURATION

PIN DESCRIPTION
PIN NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
PIN NAME
Select in
Error
Strobe
Bit 1
Bit 2
Bit 3
Bit 4
Acknowledge
Bit 5
Paper out
Bit 6
Busy
Bit 7
Bit 8
Select paper
Bit 8’
Bit 7’
Bit 6’
Bit 5’
Vcc
Bit 4’
Gnd
Bit 3’
Bit 2’
Bit 1’
Stobe’
Autofeed
Reset
LINEAR INTEGRATED CIRCUIT
DESCRIPTION
Terminal of Select input
Terminal of Error
Input of Strobe(before EMI filtering)
Input of Bit 1 (before EMI filtering)
Input of Bit 2 (before EMI filtering)
Input of Bit 3 (before EMI filtering)
Input of Bit 4 (before EMI filtering)
Terminal of Acknowledge
Input of Bit 5 (before EMI filtering)
Terminal of Paper out
Input of Bit 6 (before EMI filtering)
Terminal of Busy
Input of Bit 7 (before EMI filtering)
Input of Bit 8 (before EMI filtering)
Terminal of Select paper
Output of Bit 8 (after EMI filtering)
Output of Bit 7 (after EMI filtering)
Output of Bit 6 (after EMI filtering)
Output of Bit 5 after EMI filtering)
Supply Voltage
Output of Bit 4 (after EMI filtering)
Ground
Output of Bit 3 (after EMI filtering)
Output of Bit 2 (after EMI filtering)
Output of Bit 1 (after EMI filtering)
Output of Strobe (after EMI filtering)
Terminal of Autofeed
Terminal of Reset
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
LINEAR INTEGRATED CIRCUIT
BLOCK DIAGRAM
NO
Code 01
Code 02
Code 03
R1
4.7KΩ
2.2KΩ
1KΩ
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
R2
4.7KΩ
2.2KΩ
5.1KΩ
Rs
33Ω
33Ω
39Ω
C
180pF
220pF
150pF
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
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified.)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VCC
5.5
V
Power Rating Per Resistor
PR
100
mW
Package POWER Rating
PP
1
W
Maximum Operating Junction Temperature
TJ
125
°C
Operating Temperature Range
TOPR
0~+70
°C
Storage Temperature Range
TSTG
-55~+150
°C
ESD Discharge IEC61000-4-2, Contact Discharge
VPP
±8
KV
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.

ELECTRICAL CHARACTERISTICS (TA=25°C, unless otherwise specified.)
PARAMETER
Leakage Current
Breakdown Voltage
Forward Voltage Drop
SYMBOL
IR
VBR
VF
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
TEST CONDITIONS
VCC=5.0V
IR=1mA
IF=50mA
MIN
6
TYP MAX UNIT
10
mA
V
0.9
V
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LINEAR INTEGRATED CIRCUIT
BASIC CELL CONFIGURATIONS
The UTC URCZ1284-XX is built around the two basic cells described by Fig 1 & Fig 2.

TYPICAL APPLICATION CIRCUIT
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www.unisonic.com.tw
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■
LINEAR INTEGRATED CIRCUIT
TYPICAL CHARACTERICS(Cont.)
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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