參數(shù)資料
型號: MAX6954
廠商: Maxim Integrated Products, Inc.
元件分類: 通用總線功能
英文描述: Dual 4-Bit Decade And Binary Counters 16-CFP -55 to 125
中文描述: 4線接口、2.7V至5.5V LED顯示驅(qū)動器,帶有輸入/輸出擴(kuò)展器及鍵掃描
文件頁數(shù): 5/38頁
文件大小: 395K
代理商: MAX6954
M
4-Wire Interfac ed, 2.7V to 5.5V LED Display
Driver with I/O Expander and K ey S c an
_______________________________________________________________________________________
5
Typic al Operating Charac teristic s (c ontinued)
(V+ = 3.3V, LED forward voltage = 2.4V, typical application circuit, T
A
= +25
°
C, unless otherwise noted.)
DEAD CLOCK OSCILLATOR FREQUENCY
vs. SUPPLY VOLTAGE
M
SUPPLY VOLTAGE (V)
O
5.0
4.5
4.0
3.5
3.0
85
95
105
110
80
2.5
5.5
R
SET
= 56k
OSC = GND
100
90
SEGMENT SOURCE CURRENT
vs. SUPPLY VOLTAGE
M
SUPPLY VOLTAGE (V)
C
5.0
4.5
4.0
3.5
3.0
0.94
0.98
1.00
1.02
0.92
2.5
5.5
V
LED
= 1.8V
0.96
1V/div
200
μ
s/div
MAX6954 toc06
O0
O18
WAVEFORM AT PINS O0 AND O18,
MAXIMUM INTENSITY
0V
0V
GPIOSINK CURRENT
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
G
110
50
80
20
-10
5
10
15
20
25
30
35
40
45
0
-40
V
CC
= 3.3V
V
CC
= 2.5V
V
CC
= 5.5V
OUTPUT = LOW
V
PORT
= 0.6V
PORT INPUT PULLUP CURRENT
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
K
110
50
80
20
-10
0.05
0.10
0.15
0.20
0.25
0.30
0
-40
V
CC
= 3.3V
V
CC
= 2.5V
V
CC
= 5.5V
OUTPUT = HIGH
V
PORT
= 1.4V
400
μ
s/div
KEY_A: 1V/div
IRQ: 2V/div
MAX6954 toc09
KEY_A
0V
0V
IRQ
KEYSCAN OPERATION
(KEY_A AND IRQ)
相關(guān)PDF資料
PDF描述
MAX6954AAX Dual 4-Bit Decade And Binary Counters 20-LCCC -55 to 125
MAX6957 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port LED Display Driver and I/O Expander
MAX6957AAI 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port LED Display Driver and I/O Expander
MAX6957AAX 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port LED Display Driver and I/O Expander
MAX6957AGL 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and 28-Port LED Display Driver and I/O Expander
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX6954AAX 功能描述:LED顯示驅(qū)動器 2.7-5.5V LED Display Driver RoHS:否 制造商:Micrel 數(shù)位數(shù)量:5 片段數(shù)量: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PLCC-44 工作電源電壓:4.75 V to 11 V 最大電源電流:10 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Tube
MAX6954AAX+ 功能描述:LED顯示驅(qū)動器 2.7-5.5V LED Display Driver RoHS:否 制造商:Micrel 數(shù)位數(shù)量:5 片段數(shù)量: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PLCC-44 工作電源電壓:4.75 V to 11 V 最大電源電流:10 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Tube
MAX6954AAX+T 功能描述:LED顯示驅(qū)動器 2.7-5.5V LED Display Driver RoHS:否 制造商:Micrel 數(shù)位數(shù)量:5 片段數(shù)量: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PLCC-44 工作電源電壓:4.75 V to 11 V 最大電源電流:10 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Tube
MAX6954AAX-T 功能描述:LED顯示驅(qū)動器 2.7-5.5V LED Display Driver RoHS:否 制造商:Micrel 數(shù)位數(shù)量:5 片段數(shù)量: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PLCC-44 工作電源電壓:4.75 V to 11 V 最大電源電流:10 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Tube
MAX6954APL 功能描述:LED顯示驅(qū)動器 RoHS:否 制造商:Micrel 數(shù)位數(shù)量:5 片段數(shù)量: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PLCC-44 工作電源電壓:4.75 V to 11 V 最大電源電流:10 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Tube