MAX7221EWG+ Maxim Integrated Products, MAX7221EWG+ Datasheet - Page 3
![IC DRVR DSPLY LED 8DIG 24SOIC](/photos/6/58/65845/406-175-24-soic_sml.jpg)
MAX7221EWG+
Manufacturer Part Number
MAX7221EWG+
Description
IC DRVR DSPLY LED 8DIG 24SOIC
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX7221CWG.pdf
(16 pages)
Specifications of MAX7221EWG+
Display Type
LED
Configuration
7 Segment + DP
Interface
4-Wire Serial
Digits Or Characters
8 Digits
Current - Supply
330mA
Voltage - Supply
4 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
24-SOIC (7.5mm Width)
Number Of Digits
8
Number Of Segments
7
Low Level Output Current
320000 uA (Min)
High Level Output Current
65 mA
Operating Supply Voltage
4 V to 5.5 V
Maximum Supply Current
330 mA
Maximum Power Dissipation
941 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS (continued)
(V+ = 5V ±10%, R
LOGIC INPUTS
TIMING CHARACTERISTICS
Input Current DIN, CLK,
LOAD, CS
Logic High Input Voltage
Logic Low Input Voltage
Output High Voltage
Output Low Voltage
Hysteresis Voltage
CLK Clock Period
CLK Pulse Width High
CLK Pulse Width Low
CS Fall to SCLK Rise Setup Time
(MAX7221 only)
CLK Rise to CS or LOAD Rise
Hold Time
DIN Setup Time
DIN Hold Time
Output Data Propagation Delay
Load-Rising Edge to Next Clock
Rising Edge (MAX7219 only)
Minimum CS or LOAD Pulse
High
Data-to-Segment Delay
Serially Interfaced, 8-Digit LED Display Drivers
PARAMETER
SET
_______________________________________________________________________________________
= 9.53kΩ ±1%, T
SYMBOL
I
t
t
IH
t
t
LDCK
DSPD
V
t
V
t
CSW
V
ΔV
t
t
CSS
CSH
t
t
V
t
A
CH
DH
DO
CP
CL
DS
OH
, I
OL
IH
IL
= T
I
IL
MIN
V
DOUT, I
DOUT, I
DIN, CLK, LOAD, CS
C
IN
to T
LOAD
= 0V or V+
MAX
= 50pF
SOURCE
SINK
, unless otherwise noted.)
= 1.6mA
CONDITIONS
= -1mA
V+ - 1
MIN
100
3.5
50
50
25
25
50
50
-1
0
0
TYP
1
MAX
2.25
0.8
0.4
25
1
UNITS
µA
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V
V
3