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UPD6345CのメーカーはNECです、この部品の機能は「8 BIT SERIAL IN/PARALLEL OUT DRIVER」です。 |
部品番号 | UPD6345C |
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部品説明 | 8 BIT SERIAL IN/PARALLEL OUT DRIVER | ||
メーカ | NEC | ||
ロゴ | |||
このページの下部にプレビューとUPD6345Cダウンロード(pdfファイル)リンクがあります。 Total 16 pages
DATA SHEET
MOS INTEGRATED CIRCUIT
µPD6345
8 BIT SERIAL IN/PARALLEL OUT DRIVER
The µPD6345 is a monolithic Bi-CMOS integrated Circuit designed to drive LED, Solenoid and Relay.
This device consists of an 8-bit shift register, latch and buffer with high voltage N-P-N Transistors (Open Collector).
Data is serially loaded into shift register on the positive-going transition of the clock. Parallel data is transferred to
the output buffers through the 8-bit latch while the latch enable input is high and latched when the latch enable is low.
When the output enable input is low, all outputs are off (High Impedance).
FEATURES
• High Speed Serially-shifted Data Input.
• Latches on all driver Outputs.
• 40 V Output Voltage Rating.
• 60 mA Output Sink Current.
• Built in power supply voltage detection circuit.
• Capable of connection to cascade additional device.
• Wide Operating Temperature Range: –40 to +85 °C
• Bi-CMOS STRUCTURE
ORDERING INFORMATION
Part Number
µPD6345C
µPD6345GS
Package
16 Pin Plastic DIP (300 mil)
16 Pin Plastic SOP (300 mil)
Document No. IC-2166A (2nd edition)
(O.D. No. IC-5437A)
Date Published March 1997 P
Printed in Japan
© 19915988
1 Page BLOCK DIAGRAM
µPD6345
O1 O2 O3 O4
O5 O6
O7 O8
EN
100 kΩ
LAT
100 kΩ
SIN
100 kΩ
RES
SCK
100 kΩ
100 kΩ
P1 P2 P3 P4 P5 P6 P7 P8
S1 S2 S3 S4 S5 S6 S7 S8
P1 to P8 ; Latch Circuits
S1 to S8 ; 8-bit Shift register
SO
TRUTH TABLE
SCK
EN
RES
LAT
SIN
OUT
O1 On
SO*1
Note
H
H
H
L High Impedance
On – 1
S7 SCK = CLOCK
EN = Output Enable
HHHH
L
On – 1
RES= Reset
S7 LAT= Latch Enable
SIN = Serial data Input
H H L*2 * NO CHANGE NO CHANGE S7 OUT = Driver Output
SO = Serial data Output
L H * * High Impedance High Impedance S7 * = H or L
H = High level
L = Low level
* * * * NO CHANGE NO CHANGE S8
* * L H * High Impedance High Impedance L
*H
L * NO CHANGE NO CHANGE L
*1) Seventh data S7 of shift register is loaded to eighth data S8 on positive-going transition of clock, and is output
to Serial data Output pin.
*2) Shift register operates normally.
3
3Pages µPD6345
ELECTRICAL CHARACTERISTICS (RH ≤ 70 %, VSS = 0 V)
ITEM
SYMBOL
CONDITION
VDD (V)
High Level Input Voltage
5.0
VIH
6.0
Low Level Input Voltage
5.0
VIL
6.0
High Level Input Current
IIH 6.0 VIN = VDD
Low Level Input Current
IIL 6.0 VIN = VSS
High Level Output Voltage 1
VSOH1
5.0 ISOH = –250 µA
6.0 ISOH = –300 µA
High Level Output Voltage 2
VSOH2
5.0
ISOH = –10 µA
6.0
High Level Output Voltage 3
VSOH3
5.0
ISOH = –1 µA
6.0
Low Level Output Voltage
VSOL
5.0
ISOL = 8 µA
6.0
Low Level Output Voltage (Driver)
VOUT(L)
5.0 IOUT = 60 µA
High Level Output Leakage Current IOHL
5.0
Supply Current
IDD1 5.0 O1 – O8
IDD2 5.0
Input Capacitance
CIN —
Ta = 25 °C
Ta = –40 to +85 °C
UNIT
MIN. TYP. MAX. MIN. TYP. MAX.
3.5 2.4
4.2
3.5
4.2
V
1.7 1.0
1.2
1.0
V
1.2
100 300
300 µA
0.03 0.3
1 µA
3.6 3.6
4.3 4.3
V
4.0 4.0
5.0 5.0
V
3.3 3.3
4.0 4.0
V
0.6
V
0.5
0.45 0.8
1.0 V
10 10 µA
0.25 0.5
23 35
1.0
mA
40
6 15
15 pF
6
6 Page | |||
ページ | 合計 : 16 ページ | ||
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PDF ダウンロード | [ UPD6345C データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
UPD6345 | 8 BIT SERIAL IN/PARALLEL OUT DRIVER | NEC |
UPD6345C | 8 BIT SERIAL IN/PARALLEL OUT DRIVER | NEC |
UPD6345GS | 8 BIT SERIAL IN/PARALLEL OUT DRIVER | NEC |