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DS1802 Datasheet

  • DS1802

  • Dual Audio Taper Potentiometer with Pushbutton Control

  • Dallas   Dallas

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DS1802
Dual Audio Taper Potentiometer
With Pushbutton Control
www.dalsemi.com
FEATURES
摟
Ultra-low power consumption
摟
Operates from 3V or 5V supplies
摟
Two digitally controlled, 65-position
potentiometers including mute
摟
Logarithmic resistive characteristics (1 dB
per step)
摟
Zero-crossing detection eliminates noise
caused by wiper movement
摟
Digital or mechanical pushbutton wiper
control
摟
Serial port provides means for setting and
reading both potentiometers wipers
摟
20-pin SOIC and 20-pin TSSOP for surface
mount applications
摟
Operating Temperature Range:
-40擄 to +85擄
C
C
摟
Software and hardware mute
摟
Resistance Available: 45 k鈩?/div>
PIN ASSIGNMENT
GND
COUT
CLK
D
RST
ZCEN
MODE
W0
L0
H0
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
VCC
VU (UC1)
VD (DC1)
B0 (UC0)
B1 (DC0)
MUTE
AGND
H1
L1
W1
20-Pin DIP (300-mil)
20-Pin SOIC (300-mil)
20-Pin TSSOP (173-mil)
See Mech. Drawings Section
PIN DESCRIPTION
L0, L1
H0, H1
W1,W2
V
CC
RST
D
CLK
MODE
UC0, UC1
DC0, DC1
VU, VD
B0, B1
GND
MUTE
AGND
ZCEN
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
C
OUT
1 of 17
Low End of Resistor
High End of Resistor
Wiper End of Resistor
3V/5V Power Supply Input
Serial Port Reset Input
Serial Port Data Input
Serial Port Clock Input
Mode Select Input
Up Control Pushbutton Inputs
Down Control Pushbutton
Inputs
Volume-Up/Volume-Down
Inputs
Balance Pot-0, Pot-1 Inputs
Digital Ground
Mute
Analog Ground
Zero-Crossing Detect Input
Cascade Output
101999

DS1802 產(chǎn)品屬性

  • Lead (SnPb) Finish for COTSObsolescence Mitigation Program

  • 18

  • 集成電路 (IC)

  • 數(shù)據(jù)采集 - 數(shù)字電位器

  • -

  • 64

  • 45k

  • 2

  • 標(biāo)準(zhǔn)值 750 ppm/°C

  • 易失

  • 3 線串行，按鈕

  • 2.7 V ~ 5.5 V

  • -40°C ~ 85°C

  • 通孔

  • 20-DIP（0.300"，7.62mm）

  • 20-PDIP

  • 管件

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