參數(shù)資料
型號: AD5263BRUZ50-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 26/28頁
文件大小: 0K
描述: IC POT DGTL 50K 256POS 24TSSOP
標(biāo)準(zhǔn)包裝: 1,000
接片: 256
電阻(歐姆): 50k
電路數(shù): 4
溫度系數(shù): 標(biāo)準(zhǔn)值 30 ppm/°C
存儲器類型: 易失
接口: I²C,SPI(芯片選擇,設(shè)備位址)
電源電壓: 2.7 V ~ 5.5 V,5 V ~ 15 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 24-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 24-TSSOP
包裝: 帶卷 (TR)
Data Sheet
AD5263
Rev. F | Page 7 of 28
PIN CONFIGURATION AND PIN FUNCTION DESCRIPTIONS
B1
1
A1
2
W1
3
B3
4
A3
5
B2
A2
W2
B4
A4
24
23
22
21
20
6
7
8
9
10
19
18
17
16
15
11
12
14
13
W3
VDD
GND
DIS
VLOGIC
W4
VSS
NC/O2
SDO/O1
SHDN
SDI/SDA
CLK/SCL
RES/AD1
CS/AD0
AD5263
TOP VIEW
(Not to Scale)
03142-
072
Figure 2. Pin Configuration
Table 4. Pin Function Descriptions
Pin
Name
Description
1
B1
Resistor Terminal B1.
2
A1
Resistor Terminal A1 (ADDR = 00).
3
W1
Wiper Terminal W1.
4
B3
Resistor Terminal B3.
5
A3
Resistor Terminal A3.
6
W3
Wiper Terminal W3 (ADDR = 10).
7
VDD
Positive Power Supply, specified for +5 V to +15 V operation.
8
GND
Ground.
9
DIS
Digital Interface Select (SPI/I2C Select). SPI when DIS = 0, I2C when DIS = 1
10
V
LOGIC
2.7 V to 5.5 V Logic Supply Voltage. The logic supply voltage should always be less than or equal to V
DD. In addition, logic
levels must be limited to the logic supply voltage regardless of V
DD.
11
SDI/SDA
SDI = 3-Wire Serial Data Input. SDA = 2-Wire Serial Data Input/Output.
12
CLK/SCL
Serial Clock Input.
13
CS/AD0
Chip Select in SPI Mode. Device Address Bit 0 in I2C Mode.
14
RES/AD1
RESET in SPI Mode. Device Address Bit 1 in I2C Mode.
15
SHDN
Shutdown. Shorts wiper to Terminal B, opens Terminal A. Tie to +5 V supply if not used. Do not tie to V
DD if VDD > 5 V.
16
SDO/O1
Serial Data Output in SPI Mode. Open-drain transistor requires pull-up resistor.
Digital Output O1 in I2C Mode. Can be used to drive external logic.
17
NC/O2
No Connection in SPI Mode. Digital Output O2 in I2C Mode. Can be used to drive external logic.
18
VSS
Negative Power Supply. Specified for operation from 0 V to –5 V.
19
W4
Wiper Terminal W4 (ADDR = 11).
20
A4
Resistor Terminal A4.
21
B4
Resistor Terminal B4.
22
W2
Wiper Terminal W2 (ADDR = 01).
23
A2
Resistor Terminal A2.
24
B2
Resistor Terminal B2.
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