Datasheet

*Dice are specified at T
A
= +25°C.
PART TEMP RANGE PIN-PACKAGE
MAX7221CNG 0°C to +70°C 24 Narrow Plastic DIP
MAX7221CWG 0°C to +70°C 24 Wide SO
MAX7221C/D 0°C to +70°C Dice*
MAX7221ENG -40°C to +85°C 24 Narrow Plastic DIP
MAX7221EWG -40°C to +85°C 24 Wide SO
MAX7221ERG -40°C to +85°C 24 Narrow CERDIP
Ordering Information (continued) Chip Topography
SEG F
SEG A
CLK
LOAD
OR
CS
DIG 1
DIG 5
GND
GND
DIG 7
DIG 3 DIG 2
DIG 6
0.093"
(2.36mm)
0.080"
(2.03mm)
SEG B ISET
SEG E
SEG DP
SEG C
SEG G
DIG 4
DIG 0
DIN
DOUT
SEG D
TRANSISTOR COUNT: 5267
SUBSTRATE CONNECTED TO GND
Package Information
For the latest package outline information and land patterns
(footprints), go to www.maximintegrated.com/packages. Note
that a “+”, “#”, or “-” in the package code indicates RoHS status
only. Package drawings may show a different suffix character, but
the drawing pertains to the package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE
NO.
LAND
PATTERN NO.
24 PDIP N24+1 21-0043 —
24 SOIC W24+1 21-0042 90-0182
MAX7219/MAX7221 Serially Interfaced, 8-Digit LED Display Drivers
www.maximintegrated.com
Maxim Integrated │ 14