MAX7221ENG Maxim Integrated Products, MAX7221ENG Datasheet - Page 3

• Manufacturer Part Number: MAX7221ENG
• Description: LED Drivers 8-Digit LED Display Driver, 7 segment +
• Manufacturer: Maxim Integrated Products

Specifications of MAX7221ENG

• Number Of Digits: 8
• Number Of Segments: 64
• Low Level Output Current: 320000 uA (Min)
• High Level Output Current: - 45000 uA
• Operating Supply Voltage: 4 V to 5.5 V
• Maximum Supply Current: 330000 uA (Typ)
• Maximum Power Dissipation: 1066 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Package / Case: PDIP N
• Minimum Operating Temperature: - 40 C

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