UNISONIC TECHNOLOGIES CO., LTD
URCZ1284-XX
Preliminary
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
QSOP-28
QSOP-28
Packing
Tube
Tape & Reel
MARKING INFORMATION
www.unisonic.com.tw
Copyright © 2013 Unisonic Technologies Co., Ltd
1 of 6
QW-R127-001.c
URCZ1284-XX
PIN CONFIGURATION
Preliminary
LINEAR INTEGRATED CIRCUIT
PIN DESCRIPTION
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
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
2 of 6
QW-R127-001.c
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
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
URCZ1284-XX
BLOCK DIAGRAM
Preliminary
LINEAR INTEGRATED CIRCUIT
NO
Code 01
Code 02
Code 03
Tolerance
R1
4.7KΩ
2.2KΩ
1KΩ
±10%
R2
4.7KΩ
2.2KΩ
5.1KΩ
±10%
Rs
33Ω
33Ω
39Ω
±10%
C
180pF
220pF
150pF
±20%
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 6
QW-R127-001.c
URCZ1284-XX
PARAMETER
Preliminary
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATING
(T
A
=25°C, unless otherwise specified.)
SYMBOL
RATINGS
UNIT
Supply Voltage
V
CC
5.5
V
Power Rating Per Resistor
P
R
100
mW
Package POWER Rating
P
P
1
W
Maximum Operating Junction Temperature
T
J
125
°C
Operating Temperature Range
T
OPR
0~+70
°C
Storage Temperature Range
T
STG
-55~+150
°C
ESD Discharge IEC61000-4-2, Contact Discharge
V
PP
±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
(T
A
=25°C, unless otherwise specified.)
SYMBOL
TEST CONDITIONS
I
R
V
CC
=5.0V
V
BR
I
R
=1mA
V
F
I
F
=50mA
MIN
6
0.9
TYP
MAX
10
UNIT
mA
V
V
PARAMETER
Leakage Current
Breakdown Voltage
Forward Voltage Drop
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 6
QW-R127-001.c
URCZ1284-XX
Preliminary
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
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R127-001.c
嵌入式系统
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
