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參數(shù)資料
| 型號： | MAX5489EUD+T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 9/13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）： | 100k |
| 電路數(shù)： | 2 |
| 溫度系數(shù)： | 標(biāo)準(zhǔn)值 35 ppm/°C |
| 存儲器類型： | 非易失 |
| 接口： | 3 線串行（芯片選擇） |
| 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) |
MAX5487/MAX5488/MAX5489
Dual, 256-Tap, Nonvolatile, SPI-Interface,
Linear-Taper Digital Potentiometers
_______________________________________________________________________________________
5
0.1
0
-40
-20
02040
60
80
0.5
0.4
0.3
0.2
0.6
TEMPERATURE (
°C)
SUPPLY
CURRENT
(
A)
SUPPLY CURRENT
vs. TEMPERATURE
MAX5487-89 toc01
VDD = 3V
VDD = 5V
SUPPLY CURRENT
vs. DIGITAL INPUT VOLTAGE
MAX5487-89
toc02
DIGITAL INPUT VOLTAGE (V)
SUPPLY
CURRENT
(
A)
4
3
2
1
10
100
1000
10,000
0
05
VCC = 5V
VCC = 3V
0
50
150
100
200
250
064
96
32
128 160 192
224 256
WIPER RESISTANCE
vs. TAP POSITION
MAX5487-89
toc03
TAP POSITION
WIPER
RESISTANCE
(
)
1
s/div
TAP-TO-TAP SWITCHING TRANSIENT
(MAX5487)
CS
2.0V/div
WIPER
20mV/div
MAX5487-89 toc04
VH_ = 5.0V
TAP-TO-TAP SWITCHING TRANSIENT
(MAX5488)
MAX5487-89 toc05
1.0
s/div
WIPER
20mV/div
VH_ = 5.0V
CS
2.0V/div
WIPER TRANSIENT AT POWER-ON
MAX5487-89 toc07
2.0
s/div
WIPER
2.0V/div
VH_ = VDD
VDD
2.0V/div
FREQUENCY (kHz)
GAIN
(dB)
MIDSCALE FREQUENCY RESPONSE
(MAX5487)
0
-2
-4
-6
-8
-10
-12
-14
-16
-18
-20
0.1
1
10
100
1000
MAX5487-89 toc08
CW = 10pF
CW_ = 50pF
TAP-TO-TAP SWITCHING TRANSIENT
(MAX5489)
MAX5487-89 toc06
1.0
s/div
WIPER
20mV/div
VH_ = 5.0V
CS
2.0V/div
Typical Operating Characteristics
(VDD = +5.0V, TA = +25
°C, unless otherwise noted.)
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