參數(shù)資料
型號: MAX5478EUD+T
廠商: Maxim Integrated Products
文件頁數(shù): 14/16頁
文件大?。?/td> 0K
描述: IC POT DGTL DUAL 256-TAP 14TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
接片: 256
電阻(歐姆): 50k
電路數(shù): 2
溫度系數(shù): 標(biāo)準(zhǔn)值 70 ppm/°C
存儲器類型: 非易失
接口: I²C(設(shè)備位址)
電源電壓: 2.7 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 14-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 14-TSSOP
包裝: 帶卷 (TR)
MAX5477/MAX5478/MAX5479
CROSSTALK vs.
FREQUENCY (MAX5478)
MAX5477/78/79
toc20
FREQUENCY (kHz)
CROSSTALK
(dB)
100
10
1
0.1
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
0.01
1000
CW_ = 10pF
CROSSTALK vs.
FREQUENCY (MAX5479)
MAX5477/78/79
toc21
FREQUENCY (kHz)
CROSSTALK
(dB)
1000
100
10
1
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
0.1
10,000
CW_ = 10pF
FREQUENCY (kHz)
GAIN
(dB)
MIDSCALE WIPER RESPONSE
vs. FREQUENCY (MAX5477)
1
0
-1
-2
-3
-4
-5
-6
-7
-8
1
0.1
10
100
1000
MAX5477/78/79
toc22
CW_ = 10pF
CW_ = 50pF
MIDSCALE WIPER RESPONSE
vs. FREQUENCY (MAX5478)
MAX5477
toc23
FREQUENCY (kHz)
GAIN
(dB)
100
10
1
-7
-6
-5
-4
-3
-2
-1
0
1
2
-8
0.1
1000
CW_ = 50pF
CW_ = 10pF
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (MAX5478)
MAX5477/78/79
toc26
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.001
0.01
0.1
1
10
0.0001
0.01
100
MIDSCALE
Dual, 256-Tap, Nonvolatile, I2C-Interface,
Digital Potentiometers
_______________________________________________________________________________________
7
-0.20
-0.12
-0.16
-0.04
-0.08
0.04
0
0.08
0.16
0.12
0.20
064
96
32
128 160 192 224 256
DIFFERENTIAL NONLINEARITY
vs. CODE (VRM MODE)
MAX5477/78/79
toc18
CODE
DNL
(LSB)
MAX5479
FREQUENCY (kHz)
CROSSTALK
(dB)
CROSSTALK vs.
FREQUENCY (MAX5477)
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
0.1
1
10
100
1000
10,000
MAX5477/78/79
toc19
CW_ = 10pF
MIDSCALE WIPER RESPONSE
vs. FREQUENCY (MAX5479)
MAX5477/78/79
toc24
FREQUENCY (kHz)
GAIN
(dB)
100
10
1
-4
-3
-2
-1
0
1
2
-5
0.1
1000
CW_ = 50pF
CW_ = 10pF
FREQUENCY (kHz)
THD+N
(%)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY (MAX5477)
1
0.1
0.01
0.001
0.01
0.1
1
10
100
MAX5477/78/79
toc25
MIDSCALE
Typical Operating Characteristics (continued)
(VDD = +5V, H_ = VDD, L_ = GND, TA = +25°C, unless otherwise noted.)
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